Hidden Parameters 조회방법

아래의 SQL을 통해 조회가 가능하다.


SELECT A.KSPPINM  NAME,
       B.KSPPSTVL VALUE,
       B.KSPPSTDF DEF_YN,
       A.KSPPDESC DESCRIPTION
FROM   X$KSPPI  A,
       X$KSPPSV B
WHERE  A.INDX = B.INDX
ORDER  BY 1
;

목차(10.2.0.3 기준)

CountParametersDescription
1O7_DICTIONARY_ACCESSIBILITYVersion 7 Dictionary Accessibility Support
2\_4031_dump_bitvecbitvec to specify dumps prior to 4031 error
3\_4031_dump_intervalDump 4031 error once for each n-second interval
4\_4031_max_dumpsMaximum number of 4031 dumps for this process
5\_4031_sga_dump_intervalDump 4031 SGA heapdump error once for each n-second interval
6\_4031_sga_max_dumpsMaximum number of SGA heapdumps
7\_NUMA_instance_mappingSet of nodes that this instance should run on
8\_NUMA_pool_sizeaggregate size in bytes of NUMA pool
9\_PX_use_large_poolUse Large Pool as source of PX buffers
10\__db_cache_sizeActual size of DEFAULT buffer pool for standard block size buffers
11\__dg_broker_service_namesservice names for broker use
12\__java_pool_sizeActual size in bytes of java pool
13\__large_pool_sizeActual size in bytes of large pool
14\__shared_pool_sizeActual size in bytes of shared pool
15\__streams_pool_sizeActual size in bytes of streams pool
16\_abort_recovery_on_joinif TRUE, abort recovery on join reconfigurations
17\_accept_versionsList of parameters for rolling operation
18\_active_standby_fast_reconfigurationif TRUE optimize dlm reconfiguration for active/standby OPS
19\_adaptive_direct_readAdaptive Direct Read
20\_adaptive_fetch_enabledenable/disable adaptive fetch in parallel group by
21\_add_stale_mv_to_dependency_listadd stale mv to dependency list
22\_addm_auto_enablegoverns whether ADDM gets run automatically after every AWR snapshot
23\_addm_skiprulescomma-separated list of ADDM nodes to skip
24\_addm_version_checkgoverns whether ADDM checks the input AWR snapshot version
25\_adjust_literal_replacementIf TRUE, we will adjust the SQL/PLUS output
26\_affinity_onenable/disable affinity at run time
27\_aiowait_timeoutsNumber of aiowait timeouts before error is reported
28\_alert_expirationseconds before an alert message is moved to exception queue
29\_alert_message_cleanupEnable Alert Message Cleanup
30\_alert_message_purgeEnable Alert Message Purge
31\_alert_post_backgroundEnable Background Alert Posting
32\_all_shared_dblinkstreat all dblinks as shared
33\_allocate_creation_ordershould files be examined in creation order during allocation
34\_allocation_update_intervalinterval at which successful search in L1 should be updated
35\_allow_commutativityallow for commutativity of \+, * when comparing expressions
36\_allow_error_simulationAllow error simulation for testing
37\_allow_level_without_connect_byallow level without connect by
38\_allow_read_only_corruptionallow read-only open even if database is corrupt
39\_allow_resetlogs_corruptionallow resetlogs even if it will cause corruption
40\_allow_terminal_recovery_corruptionFinish terminal recovery even if it may cause corruption
41\_alternate_iot_leaf_block_split_pointsenable alternate index-organized table leaf-block split-points
42\_always_anti_joinalways use this method for anti-join when possible
43\_always_semi_joinalways use this method for semi-join when possible
44\_always_star_transformationalways favor use of star transformation
45\_app_ctx_versenable app ctx versioning
46\_aq_tm_scanlimitscan limit for Time Managers to clean up IOT
47\_arch_io_slavesARCH I/O slaves
48\_array_update_vector_read_enabledEnable array update vector read
49\_ash_disk_filter_ratioRatio of the number of in-memory samples to the number of samples actually written to disk
50\_ash_disk_write_enableTo enable or disable Active Session History flushing
51\_ash_dummy_test_paramOracle internal dummy ASH parameter used ONLY for testing\!
52\_ash_eflush_triggerThe percentage above which if the in-memory ASH is full the emergency flusher will be triggered
53\_ash_enableTo enable or disable Active Session sampling and flushing
54\_ash_sample_allTo enable or disable sampling every connected session including ones waiting for idle waits
55\_ash_sampling_intervalTime interval between two successive Active Session samples in millisecs
56\_ash_sizeTo set the size of the in-memory Active Session History buffers
57\_asm_acd_chunksinitial ACD chunks created
58\_asm_allow_only_raw_disksDiscovery only raw devices
59\_asm_allow_resilver_corruptionEnable disk resilvering for external redundancy
60\_asm_ausizeallocation unit size
61\_asm_blksizemetadata block size
62\_asm_disk_repair_timeseconds to wait before dropping a failing disk
63\_asm_droptimeouttimeout before offlined disks get dropped (in 3s ticks)
64\_asm_emulmaxmax number of concurrent disks to emulate I/O errors
65\_asm_emultimeouttimeout before emulation begins (in 3s ticks)
66\_asm_kfdpeventKFDP event
67\_asm_librarieslibrary search order for discovery
68\_asm_maxioMaximum size of individual I/O request
69\_asm_stripesizeASM file stripe size
70\_asm_stripewidthASM file stripe width
71\_asm_wait_timeMax/imum time to wait before asmb exits
72\_asmlib_testOsmlib test event
73\_asmsidASM instance id
74\_assm_defaultASSM default
75\_async_object_flushif FALSE, disable asychronous object flush
76\_async_recovery_claimsif TRUE, issue recovery claims asynchronously
77\_async_recovery_readsif TRUE, issue recovery reads asynchronously
78\_avoid_prepareif TRUE, do not prepare a buffer when the master is local
79\_awr_corrupt_modeAWR Corrupt Mode
80\_awr_disabled_flush_tablesDisable flushing of specified AWR tables
81\_awr_flush_threshold_metricsEnable/Disable Flushing AWR Workload Metrics
82\_awr_flush_workload_metricsEnable/Disable Flushing AWR Workload Metrics
83\_awr_mmon_cpuusageEnable/disable AWR MMON CPU Usage Tracking
84\_awr_restrict_modeAWR Restrict Mode
85\_awr_sql_child_limitSetting for AWR SQL Child Limit
86\_b_tree_bitmap_plansenable the use of bitmap plans for tables w. only B-tree indexes
87\_backup_disk_io_slavesBACKUP Disk I/O slaves
88\_backup_io_pool_sizememory to reserve from the large pool
89\_backup_kgc_bufszspecifies buffer size to be used for kgc compression
90\_backup_kgc_nitersspecifies number of iterations used for kgc compression
91\_backup_kgc_typespecifies compression type used for kgc compression
92\_backup_ksfq_bufcntnumber of the ksfq buffers used for backup/restore
93\_backup_ksfq_bufszsize of the ksfq buffer used for backup/restore
94\_backup_max_gap_sizelargest gap in an incremental/optimized backup buffer, in bytes
95\_bct_bitmaps_per_filenumber of bitmaps to store for each datafile
96\_bct_buffer_allocation_maxmaximum size of all change tracking buffer allocations, in bytes
97\_bct_buffer_allocation_min_extentsmininum number of extents to allocate per buffer allocation
98\_bct_buffer_allocation_sizesize of one change tracking buffer allocation, in bytes
99\_bct_chunk_sizechange tracking datafile chunk size, in bytes
100\_bct_crash_reserve_sizechange tracking reserved crash recovery SGA space, in bytes
101\_bct_file_block_sizeblock size of change tracking file, in bytes
102\_bct_file_extent_sizeextent size of change tracking file, in bytes
103\_bct_fixtab_filechange tracking file for fixed tables
104\_bct_initial_private_dba_buffer_sizeinitial number of entries in the private change tracking dba buffers
105\_bct_public_dba_buffer_sizetotal size of all public change tracking dba buffers, in bytes
106\_bitmap_or_improvement_enabledcontrols extensions to partition pruning for general predicates
107\_block_change_trackingchange tracking possible
108\_blocks_per_cache_servernumber of consecutive blocks per global cache server
109\_bloom_filter_debugdebug level for bloom filtering
110\_bloom_filter_enabledenables or disables bloom filter
111\_bt_mmv_query_rewrite_enabledallow rewrites with multiple MVs and base tables
112\_buffer_busy_wait_timeoutbuffer busy wait time in centiseconds
113\_bufq_flow_control_thrshflow control threshold value
114\_bufq_max_msg_szmaximum size of the message allowed in memory
115\_bufq_stop_flow_controlStop enforcing flow control for buffered queues
116\_build_deferred_mv_skipping_mvlog_updateDEFERRED MV creation skipping MV log setup update
117\_bump_highwater_mark_counthow many blocks should we allocate per free list on advancing HWM
118\_bwr_for_flushed_piif TRUE, generate a BWR for a flushed PI
119\_cache_stats_monitorif TRUE, enable cache stats monitoring
120\_cgs_reconfig_timeoutCGS reconfiguration timeout interval
121\_cgs_send_timeoutCGS send timeout value
122\_check_block_after_checksumperform block check after checksum if both are turned on
123\_check_ts_thresholdcheck tablespace thresholds
124\_cleanup_rollback_entriesno. of undo entries to apply per transaction cleanup
125\_close_cached_open_cursorsclose cursors cached by PL/SQL at each commit
126\_cluster_librarycluster library selection
127\_collapse_wait_historycollapse wait history
128\_collect_undo_statsCollect Statistics v$undostat
129\_column_compression_factorColumn compression ratio
130\_column_elimination_offturn off predicate-only column elimination
131\_column_tracking_levelcolumn usage tracking
132\_compilation_call_heap_extent_sizeSize of the compilation call heaps extents
133\_complex_view_mergingenable complex view merging
134\_controlfile_block_sizecontrol file block size in bytes
135\_controlfile_enqueue_dumpdump the system states after controlfile enqueue timeout
136\_controlfile_enqueue_timeoutcontrol file enqueue timeout in seconds
137\_controlfile_section_init_sizecontrol file initial section size
138\_controlfile_section_max_expandcontrol file max expansion rate
139\_controlfile_update_checkcontrolfile update sanity check
140\_convert_set_to_joinenables conversion of set operator to join
141\_coord_message_bufferparallel recovery coordinator side extra message buffer size
142\_corrupted_rollback_segmentscorrupted undo segment list
143\_cost_equality_semi_joinenables costing of equality semi-join
144\_cpu_to_iodivisor for converting CPU cost to I/O cost
145\_cr_grant_global_roleif TRUE, grant lock for CR requests when block is in global role
146\_cr_grant_local_roleturn 3-way CR grants off, make it automatic, or turn it on
147\_cr_server_log_flushif TRUE, flush redo log before serving a CR buffer
148\_ctas_hwm_brokered_loadsEnable HWM brokered CTAS
149\_cursor_bind_capture_area_sizemaximum size of the cursor bind capture area
150\_cursor_bind_capture_intervalinterval (in seconds) between two bind capture for a cursor
151\_cursor_cache_frame_bind_memoryframe & bind buffer caching
152\_cursor_db_buffers_pinnedadditional number of buffers a cursor can pin at once
153\_cursor_features_enabledShared cursor features enabled bits.
154\_cursor_plan_enabledenable collection and display of cursor plans
155\_cursor_plan_hash_versionversion of cursor plan hash value
156\_cursor_plan_unparse_enabledenables/disables using unparse to build projection/predicates
157\_cursor_stats_bucketHash table buckets for cursor stats (2^).
158\_cursor_stats_heapHeaps/latches for cursor stats.
159\_db_aging_cool_countTouch count set when buffer cooled
160\_db_aging_freeze_crMake CR buffers always be too cold to keep in cache
161\_db_aging_hot_criteriaTouch count which sends a buffer to head of replacement list
162\_db_aging_stay_countTouch count set when buffer moved to head of replacement list
163\_db_aging_touch_timeTouch count which sends a buffer to head of replacement list
164\_db_always_check_system_tsAlways perform block check and checksum for System tablespace
165\_db_block_adjcheckadjacent cache buffer checks - low blkchk overwrite parameter
166\_db_block_adjchk_leveladjacent cache buffer check level
167\_db_block_align_direct_readAlign Direct Reads
168\_db_block_buffersNumber of database blocks cached in memory: hidden parameter
169\_db_block_cache_cloneAlways clone data blocks on get (for debugging)
170\_db_block_cache_historybuffer header tracing (non-zero only when debugging)
171\_db_block_cache_history_levelbuffer header tracing level
172\_db_block_cache_num_umapnumber of unmapped buffers (for tracking swap calls on blocks)
173\_db_block_cache_protectprotect database blocks (true only when debugging)
174\_db_block_cache_protect_internalprotect database blocks (for strictly internal use only)
175\_db_block_check_for_debugCheck more and dump block before image for debugging
176\_db_block_check_objtypcheck objd and typ on cache disk read
177\_db_block_do_full_mbreadsdo full block read even if some blocks are in cache
178\_db_block_hash_bucketsNumber of database block hash buckets
179\_db_block_hash_latchesNumber of database block hash latches
180\_db_block_hi_priority_batch_sizeFraction of writes for high priority reasons
181\_db_block_known_clean_pctInitial Percentage of buffers to maintain known clean
182\_db_block_lru_latchesnumber of lru latches
183\_db_block_max_cr_dbaMaximum Allowed Number of CR buffers per dba
184\_db_block_max_scan_pctPercentage of buffers to inspect when looking for free
185\_db_block_med_priority_batch_sizeFraction of writes for medium priority reasons
186\_db_block_numaNumber of NUMA nodes
187\_db_block_prefetch_limitPrefetch limit in blocks
188\_db_block_prefetch_quotaPrefetch quota as a percent of cache size
189\_db_block_table_scan_buffer_sizeSize of shared table scan read buffer
190\_db_block_temp_redogenerate redo for temp blocks
191\_db_block_trace_protecttrace buffer protect calls
192\_db_blocks_per_hash_latchNumber of blocks per hash latch
193\_db_cache_advice_batch_sizecache advisory simulation batch size
194\_db_cache_advice_sample_factorcache advisory sampling factor
195\_db_cache_crx_checkcheck for costly crx examination functions
196\_db_cache_pre_warmBuffer Cache Pre-Warm Enabled : hidden parameter
197\_db_cache_process_cr_pin_maxmaximum number of cr pins a process may have
198\_db_change_notification_enableenable db change notification
199\_db_fast_obj_checkenable fast object drop sanity check
200\_db_fast_obj_ckptenable fast object checkpoint
201\_db_fast_obj_truncateenable fast object truncate
202\_db_file_direct_io_countSequential I/O buf size
203\_db_file_exec_read_countmultiblock read count for regular clients
204\_db_file_format_io_buffersBlock formatting I/O buf count
205\_db_file_noncontig_mblock_read_countnumber of noncontiguous db blocks to be prefetched
206\_db_file_optimizer_read_countmultiblock read count for regular clients
207\_db_handlesSystem-wide simultaneous buffer operations
208\_db_handles_cachedBuffer handles cached each process
209\_db_hot_block_trackingtrack hot blocks for hash latch contention
210\_db_index_block_checkingindex block checking override parameter
211\_db_large_dirty_queueNumber of buffers which force dirty queue to be written
212\_db_lost_write_checkingEnable scn based lost write detection mechanism
213\_db_mttr_adviceMTTR advisory
214\_db_mttr_partitionsnumber of partitions for MTTR advisory
215\_db_mttr_sample_factorMTTR simulation sampling factor
216\_db_mttr_sim_targetMTTR simulation targets
217\_db_mttr_sim_trace_sizeMTTR simulation trace size
218\_db_mttr_trace_to_alertdump trace entries to alert file
219\_db_obj_ckpt_orderedfast object checkpoint ordered by lrba
220\_db_obj_enable_ksrenable ksr in object checkpoint/reuse
221\_db_percent_hot_defaultPercent of default buffer pool considered hot
222\_db_percent_hot_keepPercent of keep buffer pool considered hot
223\_db_percent_hot_recyclePercent of recycle buffer pool considered hot
224\_db_percpu_create_cachesizesize of cache created per cpu in deferred cache create
225\_db_recovery_temporal_file_destdefault database recovery temporal file location
226\_db_row_overlap_checkingrow overlap checking override parameter for data/index blocks
227\_db_todefer_cache_createbuffer cache deferred create
228\_db_writer_chunk_writesNumber of writes DBWR should wait for
229\_db_writer_coalesce_area_sizeSize of memory allocated to dbwriter for coalescing writes
230\_db_writer_coalesce_write_limitLimit on size of coalesced write
231\_db_writer_flush_imuIf FALSE, DBWR will not downgrade IMU txns for AGING
232\_db_writer_histogram_statisticsmaintain dbwr histogram statistics in x$kcbbhs
233\_db_writer_max_writesMax number of outstanding DB Writer IOs
234\_db_writer_verify_writesEnable lost write detection mechanism
235\_dbg_proc_startupdebug process startup
236\_dbwr_async_ioEnable dbwriter asynchronous writes
237\_dbwr_scan_intervaldbwriter scan interval
238\_dbwr_tracingEnable dbwriter tracing
239\_dead_process_scan_intervalPMON dead process scan interval
240\_dedicated_server_poll_countdedicated server poll count
241\_dedicated_server_post_waitdedicated server post/wait
242\_dedicated_server_post_wait_calldedicated server post/wait call
243\_default_encrypt_algdefault encryption algorithm
244\_default_non_equality_sel_checksanity check on default selectivity for like/range predicate
245\_delay_index_maintaindelays index maintenance until after MV is refreshed
246\_diag_daemonstart DIAG daemon
247\_diag_diagnosticsTurn off diag diagnostics
248\_diag_dump_timeouttimeout parameter for SYNC dump
249\_dimension_skip_nullcontrol dimension skip when null feature
250\_disable_adaptive_shrunk_aggregationadaptive shrunk aggregation
251\_disable_datalayer_samplingdisable datalayer sampling
252\_disable_duplex_linkTurn off connection duplexing
253\_disable_fast_aggregationfast aggregation
254\_disable_file_locksdisable file locks for control, data, redo log files
255\_disable_function_based_indexdisable function-based index matching
256\_disable_health_checkDisable Health Check
257\_disable_image_checkDisable Oracle executable image checking
258\_disable_incremental_checkpointsDisable incremental checkpoints for thread recovery
259\_disable_incremental_recovery_ckptDisable incremental recovery checkpoint mechanism
260\_disable_instance_params_checkdisable instance type check for ksp
261\_disable_interface_checkingdisable interface checking at startup
262\_disable_kcbhxor_osddisable kcbh©xor OSD functionality
263\_disable_latch_free_SCN_writes_via_32casdisable latch-free SCN writes using 32-bit compare & swap
264\_disable_latch_free_SCN_writes_via_64casdisable latch-free SCN writes using 64-bit compare & swap
265\_disable_loggingDisable logging
266\_disable_multiple_block_sizesdisable multiple block size support (for debugging)
267\_disable_odmdisable odm feature
268\_disable_recoverable_recoveryDisable the new recoverable recovery mechanism
269\_disable_recovery_read_skipDisable the read optimization during media recovery
270\_disable_sample_io_optimdisable row sampling IO optimization
271\_disable_savepoint_resetdisable the fix for bug 1402161
272\_disable_selftune_checkpointingDisable self-tune checkpointing
273\_disable_streams_pool_auto_tuningdisable streams pool auto tuning
274\_disable_sun_rsmDisable IPC OSD support for Sun RSMAPI
275\_disable_system_statedisable system state dump
276\_disable_txn_alertdisable txn layer alert
277\_discrete_transactions_enabledenable OLTP mode
278\_dispatcher_rate_scalescale to display rate statistic (100ths of a second)
279\_dispatcher_rate_ttltime-to-live for rate statistic (100ths of a second)
280\_distinct_view_unnestingenables unnesting of in subquery into distinct view
281\_distributed_recovery_connection_hold_timenumber of seconds RECO holds outbound connections open
282\_dlm_send_timeoutDLM send timeout value
283\_dlmtraceTrace string of global enqueue type(s)
284\_dm_max_shared_pool_pctmax percentage of the shared pool to use for a mining model
285\_dml_monitoring_enabledenable modification monitoring
286\_domain_index_batch_sizemaximum number of rows from one call to domain index fetch routine
287\_domain_index_dml_batch_sizemaximum number of rows for one call to domain index dml routines
288\_drop_table_granuledrop_table_granule
289\_drop_table_optimization_enabledreduce SGA memory use during drop of a partitioned table
290\_ds_iocount_iosizeDynamic Sampling Service defaults: #IOs and IO Size
291\_dss_cache_flushenable full cache flush for parallel execution
292\_dtree_area_sizesize of Decision Tree Classification work area
293\_dtree_binning_enabledDecision Tree Binning Enabled
294\_dtree_bintest_idDecision Tree Binning Test ID
295\_dtree_compressbmp_enabledDecision Tree Using Compressed Bitmaps Enabled
296\_dtree_max_surrogatesmaximum number of surrogates
297\_dtree_pruning_enabledDecision Tree Pruning Enabled
298\_dummy_instancedummy instance started by RMAN
299\_dump_common_subexpressionsdump common subexpressions
300\_dump_connect_by_loop_datadump connect by loop error message into trc file
301\_dump_cursor_heap_sizesdump comp/exec heap sizes to tryace file
302\_dump_interval_limittrace dump time interval limit (in seconds)
303\_dump_max_limitmax number of dump within dump interval
304\_dump_qbc_treedump top level query parse tree to trace
305\_dump_rcvr_ipcif TRUE enables IPC dump at instance eviction time
306\_dump_system_state_scopescope of sysstate dump during instance termination
307\_dump_trace_scopescope of trace dump during a process crash
308\_dynamic_rls_policiesrls policies are dynamic
309\_dynamic_stats_thresholddelay threshold (in seconds) between sending statistics messages
310\_eliminate_common_subexprenables elimination of common sub-expressions
311\_enable_NUMA_optimizationEnable NUMA specific optimizations
312\_enable_block_level_transaction_recoveryenable block level recovery
313\_enable_cscn_cachingenable commit SCN caching for all transactions
314\_enable_default_affinityto enable default implementation of affinity osds
315\_enable_dml_lock_escalationenable dml lock escalation against partitioned tables if TRUE
316\_enable_exchange_validation_using_checkuse check constraints on the table for validation
317\_enable_fast_ref_after_mv_tbsenable fast refresh after move tablespace
318\_enable_hash_overflowTRUE - enable hash cluster overflow based on SIZE
319\_enable_hwm_syncenable HWM synchronization
320\_enable_list_ioEnable List I/O
321\_enable_nativenet_tcpipEnable skgxp driver usage for native net
322\_enable_refresh_scheduleenable or disable MV refresh scheduling (revert to 9.2 behavior)
323\_enable_rlbenable RLB metrics processing
324\_enable_row_shippinguse the row shipping optimization for wide table selects
325\_enable_shared_pool_durationstemporary to disable/enable kgh policy
326\_enable_tablespace_alertsenable tablespace alerts
327\_enable_type_dep_selectivityenable type dependent selectivity estimates
328\_enqueue_deadlock_time_secrequests with timeout <= this will not have deadlock detection
329\_enqueue_debug_multi_instancedebug enqueue multi instance
330\_enqueue_hashenqueue hash table length
331\_enqueue_hash_chain_latchesenqueue hash chain latches
332\_enqueue_lockslocks for managed enqueues
333\_enqueue_resourcesresources for enqueues
334\_expand_aggregatesexpand aggregates
335\_explain_rewrite_modeallow additional messages to be generated during explain rewrite
336\_extended_pruning_enableddo runtime pruning in iterator if set to TRUE
337\_fair_remote_cvtif TRUE enables fair remote convert
338\_fairness_thresholdnumber of times to CR serve before downgrading lock
339\_fast_dual_enabledenable/disable fast dual
340\_fast_full_scan_enabledenable/disable index fast full scan
341\_fast_start_instance_recovery_targetinstance recovery target time in RAC environment
342\_fic_algorithm_setSet Frequent Itemset Counting Algorithm
343\_fic_area_sizesize of Frequent Itemset Counting work area
344\_fic_max_lengthFrequent Itemset Counting Maximum Itemset Length
345\_fic_min_bmsizeFrequent Itemset Counting Minimum BITMAP Size
346\_fic_outofmem_candidatesFrequent Itemset Counting Out Of Memory Candidates Generation
347\_fifth_spare_parameterfifth spare parameter - string
348\_filemap_dirFILEMAP directory
349\_first_k_rows_dynamic_prorationenable the use of dynamic proration of join cardinalities
350\_first_spare_parameterMaximum number of CR rollbacks per block (LMS)
351\_fix_controlbug fix control parameter
352\_flashback_allow_noarchivelogAllow enabling flashback on noarchivelog database
353\_flashback_barrier_intervalFlashback barrier interval in seconds
354\_flashback_copy_latchesNumber of flashback copy latches
355\_flashback_fuzzy_barrierUse flashback fuzzy barrier
356\_flashback_generation_buffer_sizeflashback generation buffer size
357\_flashback_hint_barrier_percentFlashback hint barrier percent
358\_flashback_log_io_error_behaviorSpecify Flashback log I/O error behavior
359\_flashback_log_min_sizeMinimum flashback log size
360\_flashback_log_sizeFlashback log size
361\_flashback_logfile_enqueue_timeoutflashback logfile enqueue timeout for opens
362\_flashback_max_log_sizeMaximum flashback log size in bytes (OS limit)
363\_flashback_max_n_log_per_threadMaximum number of flashback logs per flashback thread
364\_flashback_n_log_per_threadDesired number of flashback logs per flashback thread
365\_flashback_standby_barrier_intervalFlashback standby barrier interval in seconds
366\_flashback_verbose_infoPrint verbose information about flashback database
367\_flashback_write_size_qmDesired flashback write size in quarter MB
368\_force_datefold_truncforce use of trunc for datefolding rewrite
369\_force_rewrite_enablecontrol new query rewrite features
370\_force_temptables_for_gsetsexecutes concatenation of rollups using temp tables
371\_fourth_spare_parameterfourth spare parameter - string
372\_full_pwise_join_enabledenable full partition-wise join when TRUE
373\_gby_hash_aggregation_enabledenable group-by and aggregation using hash scheme
374\_gby_onekey_enabledenable use of one comparison of all group by keys
375\_gc_affinity_limitdynamic affinity limit
376\_gc_affinity_minimumdynamic affinity minimum activity per minute
377\_gc_affinity_timeif non zero, enable dynamic object affinity
378\_gc_async_memcpyif TRUE, use async memcpy
379\_gc_check_bscnif TRUE, check for stale blocks
380\_gc_coalesce_recovery_readsif TRUE, coalesce recovery reads
381\_gc_defer_timehow long to defer down converts for hot buffers
382\_gc_dissolve_undo_affinityif TRUE, dissolve undo affinity after an offline
383\_gc_dynamic_affinity_locksif TRUE, get dynamic affinity locks
384\_gc_element_percentglobal cache element percent
385\_gc_global_lruturn global lru off, make it automatic, or turn it on
386\_gc_initiate_undo_affinityif TRUE, initiate undo affinity after an online
387\_gc_integrity_checksset the integrity check level
388\_gc_keep_recovery_buffersif TRUE, make recovery buffers current
389\_gc_latchesnumber of latches per LMS process
390\_gc_maximum_bidsmaximum number of bids which can be prepared
391\_gc_statisticsif TRUE, kcl statistics are maintained
392\_gc_undo_affinityif TRUE, enable dynamic undo affinity
393\_gc_undo_affinity_locksif TRUE, get affinity locks for undo
394\_gc_use_crif TRUE, allow CR pins on PI and WRITING buffers
395\_gc_vector_readif TRUE, vector read current buffers
396\_gcs_fast_reconfigif TRUE, enable fast reconfiguration for gcs locks
397\_gcs_latchesnumber of gcs resource hash latches to be allocated per LMS process
398\_gcs_process_in_recoveryif TRUE, process gcs requests during instance recovery
399\_gcs_resourcesnumber of gcs resources to be allocated
400\_gcs_shadow_locksnumber of pcm shadow locks to be allocated
401\_gcs_testingGCS testing parameter
402\_generalized_pruning_enabledcontrols extensions to partition pruning for general predicates
403\_ges_dd_debugif 1 or higher enables GES deadlock detection debug diagnostics
404\_ges_diagnosticsif TRUE enables GES diagnostics
405\_ges_health_checkif greater than 0 enables GES system health check
406\_globalindex_pnum_filter_enabledenables filter for global index with partition extended syntax
407\_groupby_nopushdown_cut_ratiogroupby nopushdown cut ratio
408\_groupby_orderby_combinegroupby/orderby don't combine threshold
409\_gs_anti_semi_join_allowedenable anti/semi join for the GS query
410\_hang_analysis_num_call_stackshang analysis num call stacks
411\_hang_detectionHang Management detection interval
412\_hard_protectionif TRUE enable H.A.R.D specific format changes
413\_hash_join_enabledenable/disable hash join
414\_hash_multiblock_io_countnumber of blocks hash join will read/write at once
415\_high_priority_processesHigh Priority Process Name Mask
416\_high_server_thresholdhigh server thresholds
417\_hj_bit_filter_thresholdhash-join bit filtering threshold (0 always enabled)
418\_hwm_sync_thresholdHWM synchronization threshold in percentage
419\_idl_conventional_index_maintenanceenable conventional index maintenance for insert direct load
420\_idxrb_rowincrproportionality constant for dop vs. rows in index rebuild
421\_ignore_desc_in_indexignore DESC in indexes, sort those columns ascending anyhow
422\_immediate_commit_propagationif TRUE, propagate commit SCN immediately
423\_improved_outerjoin_cardimproved outer-join cardinality calculation
424\_improved_row_length_enabledenable the improvements for computing the average row length
425\_imr_activeActivate Instance Membership Recovery feature
426\_imr_disk_voting_intervalMaximum wait for IMR disk voting (seconds)
427\_imr_max_reconfig_delayMaximum Reconfiguration delay (seconds)
428\_imr_splitbrain_res_waitMaximum wait for split-brain resolution (seconds)
429\_imr_systemload_checkPerform the system load check during IMR
430\_imu_poolsin memory undo pools
431\_in_memory_undoMake in memory undo for top level transactions
432\_incremental_recovery_ckpt_min_batchMinimum number of writes for incremental recovery ckpt every 3 sec
433\_index_join_enabledenable the use of index joins
434\_index_prefetch_factorindex prefetching factor
435\_init_granule_intervalnumber of granules to process for deferred cache
436\_init_sql_fileFile containing SQL statements to execute upon database creation
437\_inject_startup_faultinject fault in the startup code
438\_inline_sql_in_plsqlinline SQL in PL/SQL
439\_insert_enable_hwm_brokeredduring parallel inserts high water marks are brokered
440\_inst_locking_periodperiod an instance can retain a newly acquired level1 bitmap
441\_interconnect_checksumif TRUE, checksum interconnect blocks
442\_intrapart_pdml_enabledEnable intra-partition updates/deletes
443\_intrapart_pdml_randomlocal_enabledEnable intra-partition updates/deletes with random local dist
444\_io_shared_pool_sizeSize of I/O buffer pool from SGA
445\_io_slaves_disabledDo not use I/O slaves
446\_ior_serialize_faultinject fault in the ior serialize code
447\_ioslave_batch_countPer attempt IOs picked
448\_ioslave_issue_countIOs issued before completion check
449\_ipc_fail_networkSimulate cluster network failer
450\_ipc_test_failoverTest transparent cluster network failover
451\_ipc_test_mult_netssimulate multiple cluster networks
452\_job_queue_intervalWakeup interval in seconds for job queue co-ordinator
453\_kcl_commitif TRUE, call kjbcommit
454\_kcl_conservative_log_flushif TRUE, conservatively log flush before CR serving
455\_kcl_debugif TRUE, record le history
456\_kcl_index_splitif TRUE, reject pings on blocks in middle of a split
457\_kcl_undo_groupinggrouping for undo block locks
458\_kcl_undo_locksnumber of locks per undo segment
459\_kdbl_enable_post_allocationallocate dbas after populating data buffers
460\_keep_remote_column_sizeremote column size does not get modified
461\_kernel_message_network_driverkernel message network driver
462\_kffmap_hash_sizesize of kffmap_hash table
463\_kffmop_hash_sizesize of kffmop_hash table
464\_kghdsidx_countmax kghdsidx count
465\_kgl_bucket_countindex to the bucket count array
466\_kgl_fixed_extentsfixed extent size for library cache memory allocations
467\_kgl_hash_collisionwhether KGL hash collision is possible
468\_kgl_heap_sizeextent size for library cache heap 0
469\_kgl_keep_cache_pctKGL keep cache minimum threshold
470\_kgl_keep_cache_retain_pctKGL keep cache retain threshold
471\_kgl_large_heap_warning_thresholdmaximum heap size before KGL writes warnings to the alert log
472\_kgl_latch_countnumber of library cache latches
473\_kgl_multi_instance_invalidationwhether KGL to support multi-instance invalidations
474\_kgl_multi_instance_lockwhether KGL to support multi-instance locks
475\_kgl_multi_instance_pinwhether KGL to support multi-instance pins
476\_kgl_session_cached_objectsmaximum length of the KGL object cache lru
477\_kgl_time_to_wait_for_lockstime to wait for locks and pins before timing out
478\_kglsim_maxmem_percentmax percentage of shared pool size to be used for KGL advice
479\_kgx_latches
  1. of mutex latches if CAS is not supported.
480\_kill_controlfile_enqueue_blockerenable killing controlfile enqueue blocker on timeout
481\_kill_enqueue_blockerif greater than 0 enables killing enqueue blocker
482\_kill_java_threads_on_eocKill Java threads and do sessionspace migration at end of call
483\_kkfi_tracetrace expression substitution
484\_kks_free_cursor_stat_pctpercentage of cursor stats buckets to scan on each load, in 1/10th of a percent
485\_kks_use_mutex_pinTurning on this will make KKS use mutex for cursor pins.
486\_kolfuseslfallow kolf to use slffopen
487\_kql_subheap_tracetracing level for library cache subheap level pins
488\_ksb_disable_diagpiddisable the call to ksb_diagpid
489\_ksd_test_paramKSD test parmeter
490\_ksdxdocmd_default_timeout_msdefault timeout for internal oradebug commands
491\_ksdxw_cini_flgksdxw context initialization flag
492\_ksdxw_nbufsksdxw number of buffers in buffered mode
493\_ksdxw_num_pgwnumber of watchpoints on a per-process basis
494\_ksdxw_num_sgwnumber of watchpoints to be shared by all processes
495\_ksdxw_stack_depthnumber of PCs to collect in the stack when watchpoint is hit
496\_kse_die_timeoutamount of time a dying process is spared by PMON (in centi-secs)
497\_kse_pc_table_sizekse pc table cache size
498\_ksfd_verify_writeverify asynchronous writes issued through ksfd
499\_ksi_traceKSI trace string of lock type(s)
500\_ksmg_granule_locking_statusgranule locking status
501\_ksmg_granule_sizegranule size in bytes
502\_ksmg_lock_check_intervaltimeout action interval in minutes
503\_ksmg_lock_reacquire_countrepeat count for acquisition of locks
504\_ksu_diag_kill_timenumber of seconds ksuitm waits before killing diag
505\_ksuitm_dont_kill_dumperdelay inst. termination to allow processes to dump
506\_ksxp_diagmodeset to OFF to disable automatic slowsend diagnostics
507\_ksxp_reporting_processreporting process for KSXP
508\_ksxp_send_timeoutset timeout for sends queued with the inter-instance IPC
509\_ktc_debugfor ktc debug
510\_ktc_latchesnumber of ktc latches
511\_ktu_latchesnumber of KTU latches
512\_ku_tracedatapump trace parameter
513\_large_pool_min_allocminimum allocation size in bytes for the large allocation pool
514\_last_allocation_periodperiod over which an instance can retain an active level1 bitmap
515\_latch_class_0latch class 0
516\_latch_class_1latch class 1
517\_latch_class_2latch class 2
518\_latch_class_3latch class 3
519\_latch_class_4latch class 4
520\_latch_class_5latch class 5
521\_latch_class_6latch class 6
522\_latch_class_7latch class 7
523\_latch_classeslatch classes override
524\_latch_miss_stat_sidSid of process for which to collect latch stats
525\_latch_recovery_alignmentalign latch recovery structures
526\_ldr_io_sizesize of write IOs used during a load operation
527\_left_nested_loops_randomenable random distribution method for left of nestedloops
528\_lgwr_async_broadcastsLGWR Asynchronous Broadcasts enabling boolean flag
529\_lgwr_async_ioLGWR Asynchronous IO enabling boolean flag
530\_lgwr_delay_writeLGWR write delay for debugging
531\_lgwr_io_slavesLGWR I/O slaves
532\_lgwr_max_ns_wtMaximum wait time for lgwr to allow NetServer to progress
533\_lgwr_ns_nl_maxVariable to simulate network latency or buffer threshold
534\_lgwr_ns_nl_minVariable to simulate network latency or buffer threshold
535\_lgwr_ns_sim_errVariable to simulate errors lgwrns
536\_lgwr_ta_sim_errVariable to simulate errors lgwr true async
537\_library_cache_advicewhether KGL advice should be turned on
538\_lightweight_hdrsLightweight headers for redo
539\_like_with_bind_as_equalitytreat LIKE predicate with bind as an equality predicate
540\_lm_activate_lms_thresholdthreshold value to activate an additional lms
541\_lm_cache_lvl0_cleanuphow often to cleanup level 0 cache res (in sec)
542\_lm_cache_res_cleanuppercentage of cached resources should be cleanup
543\_lm_cache_res_typecache resource: string of lock types(s)
544\_lm_checksum_batch_msgGES checksum batch messages
545\_lm_contiguous_res_countnumber of contiguous blocks that will hash to the same HV bucket
546\_lm_dd_intervaldd time interval in seconds
547\_lm_dd_scan_intervaldd scan interval in seconds
548\_lm_drm_max_requestsdynamic remastering maximum affinity requests processed together
549\_lm_drm_windowdynamic remastering bucket window size
550\_lm_drm_xlatchdynamic remastering forced exclusive latches
551\_lm_dynamic_lmsdynamic lms invocation
552\_lm_dynamic_loaddynamic load adjustment
553\_lm_dynamic_remasteringif TRUE enables dynamic remastering
554\_lm_enq_lock_freelistNumber of ges enqueue element freelist
555\_lm_enq_rcfgif TRUE enables enqueue reconfiguration
556\_lm_enqueue_freelistNumber of enqueue freelist
557\_lm_file_affinitymapping between file id and master instance number
558\_lm_global_postsif TRUE deliver global posts to remote nodes
559\_lm_lmd_waittimedefault wait time for lmd in centiseconds
560\_lm_lmsnumber of background gcs server processes to start
561\_lm_lms_waittimedefault wait time for lms in centiseconds
562\_lm_locksnumber of enqueues configured for cluster database
563\_lm_master_weightmaster resource weight for this instance
564\_lm_max_lmsmax. number of background global cache server processes
565\_lm_min_lmsmin. number of background global cache server processes
566\_lm_msg_batch_sizeGES batch message size
567\_lm_msg_cache_thresholdsGES message buffer caching threshold
568\_lm_msg_cleanup_intervalGES message buffer cleanup interval time
569\_lm_node_join_optcluster database node join optimization in reconfig
570\_lm_non_fault_tolerantdisable cluster database fault-tolerance mode
571\_lm_num_pcmhv_latchesnumber of latches covering the PCM HV buckets in cgs
572\_lm_num_pt_bucketsnumber of buckets in the object affinity hash table
573\_lm_num_pt_latchesnumber of latches in the object affinity hash table
574\_lm_proc_freeze_timeoutreconfiguration: process freeze timeout
575\_lm_process_batchingGES implicit process batching for IPC messages
576\_lm_procsnumber of client processes configured for cluster database
577\_lm_rcfg_timeoutReconfiguration timeout
578\_lm_rcv_buffer_sizethe size of receive buffer
579\_lm_res_hash_bucketnumber of resource hash buckets
580\_lm_res_partnumber of resource partition configured for gcs
581\_lm_ressnumber of resources configured for cluster database
582\_lm_send_buffersnumber of cluster database send buffers
583\_lm_send_modeGES send mode
584\_lm_send_queue_batchingGES send queue message batching
585\_lm_send_queue_lengthGES send queue maximum length
586\_lm_sendproxy_reserveGES percentage of send proxy reserve of send tickets
587\_lm_share_lock_optif TRUE enables share lock optimization
588\_lm_sq_batch_factorGES send queue minimum batching factor
589\_lm_sq_batch_typeGES send queue batching mechanism
590\_lm_sq_batch_waittickGES send queue batching waittime in tick
591\_lm_sync_timeoutSynchronization timeout for DLM reconfiguration steps
592\_lm_ticket_active_sendbackFlow control ticket active sendback threshold
593\_lm_ticketsGES messaging tickets
594\_lm_tx_deltaTX lock localization delta
595\_lm_validate_resource_typeif TRUE enables resource name validation
596\_lm_xidsnumber of transaction IDs configured for cluster database
597\_load_without_compileLoad PL/SQL or Database objects without compilation
598\_local_communication_costing_enabledenable local communication costing when TRUE
599\_local_communication_ratioset the ratio between global and local communication (0..100)
600\_lock_sga_areasLock specified areas of the SGA in physical memory
601\_log_archive_avoid_memcpylog archive avoid memcpy
602\_log_archive_buffer_sizeSize of each archival buffer in log file blocks
603\_log_archive_buffersNumber of buffers to allocate for archiving
604\_log_archive_calloutarchival callout
605\_log_archive_compress_enableBypass database rules for enabling archivelog compression
606\_log_archive_delta_sync_waititerative sleep time in centiseconds seconds when SYNC=PARALLEL
607\_log_archive_net_timeoutmaximum network wait time in seconds when SYNC=PARALLEL
608\_log_archive_network_redo_sizeLog archive network redo buffer size used by ARCH
609\_log_archive_prot_auto_demotelog archive protection auto demotion
610\_log_archive_security_enabledlog archive security enabled
611\_log_blocks_during_backuplog block images when changed during backup
612\_log_buffers_corruptcorrupt redo buffers before write
613\_log_buffers_debugdebug redo buffers (slows things down)
614\_log_checkpoint_recovery_check
  1. redo blocks to verify after checkpoint
615\_log_committime_block_cleanoutLog commit-time block cleanout
616\_log_debug_multi_instancedebug redo multi instance code
617\_log_deletion_policyarchivelog deletion policy for mandatory/all destination
618\_log_event_queuesnumber of the log writer event queues
619\_log_io_sizeautomatically initiate log write if this many redo blocks in buffer
620\_log_parallelismNumber of log buffer strands
621\_log_parallelism_dynamicEnable dynamic strands
622\_log_parallelism_maxMaximum number of log buffer strands
623\_log_private_mulPrivate strand multiplier for log space preallocation
624\_log_private_parallelismNumber of private log buffer strands for zero-copy redo
625\_log_private_parallelism_mulActive sessions multiplier to deduce number of private strands
626\_log_simultaneous_copiesnumber of simultaneous copies into redo buffer(# of copy latches)
627\_log_space_errorsshould we report space errors to alert log
628\_log_switch_timeoutMaximum number of seconds redos in the current log could span
629\_logout_storm_ratenumber of processes that can logout in a second
630\_logout_storm_retrycntmaximum retry count for logouts
631\_logout_storm_timeouttimeout in centi-seconds for time to wait between retries
632\_longops_enabledlongops stats enabled
633\_low_server_thresholdlow server thresholds
634\_master_direct_sendsdirect sends for messages from master (DFS)
635\_mav_refresh_consistent_readrefresh materialized views using consistent read snapshot
636\_mav_refresh_double_count_preventedmaterialized view MAV refreshes avoid double counting
637\_mav_refresh_optoptimizations during refresh of materialized views
638\_mav_refresh_unionall_tables
  1. tables for union all expansion during materialized view refresh
639\_max_arch_lns_waitMaximum wait by ARCH to allow NetServer to complete archival
640\_max_exponential_sleepmax sleep during exponential backoff
641\_max_lns_shutdown_archival_timeMaximum time spent by LNS to archive last log during shutdown
642\_max_protocol_supportMax occurrence protocols supported in a process
643\_max_rfs_connectionsmaximum number of connections used for remote archival
644\_max_shrink_obj_statsnumber of segments for which shrink stats will be maintained
645\_max_sleep_holding_latchmax time to sleep while holding a latch
646\_media_recovery_read_batchmedia recovery block read batch
647\_media_recovery_reap_timemedia recovery reap time
648\_mem_annotation_pr_levprivate memory annotation collection level
649\_mem_annotation_scalememory annotation pre-allocation scaling
650\_mem_annotation_sh_levshared memory annotation collection level
651\_mem_annotation_storememory annotation in-memory store
652\_mem_std_extent_sizestandard extent size for fixed-size-extent heaps
653\_memory_broker_log_stat_entriesmemory broker num stat entries
654\_memory_broker_marginal_utility_bcMarginal Utility threshold pct for bc
655\_memory_broker_marginal_utility_spMarginal Utility threshold pct for sp
656\_memory_broker_shrink_heapsmemory broker allow policy to shrink shared pool
657\_memory_broker_shrink_java_heapsmemory broker allow policy to shrink java pool
658\_memory_broker_shrink_streams_poolmemory broker allow policy to shrink streams pool
659\_memory_broker_shrink_timeoutmemory broker policy to timeout shrink shared/java pool
660\_memory_broker_stat_intervalmemory broker statistics gathering interval
661\_memory_management_tracingtrace memory management activity
662\_memory_sanity_checkpartial granule sanity check
663\_messagesmessage queue resources - dependent on # processes & # buffers
664\_minfree_plusmax percentage of block space + minfree before we mark block full
665\_minimal_stats_aggregationprohibit stats aggregation at compile/partition maintenance time
666\_minimum_blocks_to_shrinkminimum number freeable blocks for shrink to be present
667\_minimum_extents_to_shrinkminimum number freeable extents for shrink to be present
668\_minimum_giga_scnMinimum SCN to start with in 2^30 units
669\_mirror_redo_buffersSave buffers for debugging redo corruptions
670\_mmv_query_rewrite_enabledallow rewrites with multiple MVs and/or base tables
671\_multi_join_key_table_lookupTRUE iff multi-join-key table lookup prefetch is enabled
672\_multiple_instance_recoveryuse multiple instances for media recovery
673\_mv_refresh_anawhat percent to analyze after complete/PCT refresh
674\_mv_refresh_costingrefresh decision based on cost or on rules
675\_mv_refresh_delta_fractiondelta mv as fractional percentage of size of mv
676\_mv_refresh_eutrefresh materialized views using EUT(partition)-based algorithm
677\_mv_refresh_force_parallel_queryforce materialized view refreshes to use parallel query
678\_mv_refresh_new_setup_disabledmaterialized view MV refresh new setup disabling
679\_mv_refresh_rebuild_percentageminimum percentage change required in MV to force an index rebuild
680\_mv_refresh_selectionscreate materialized views with selections and fast refresh
681\_mv_refresh_use_statspass cardinality hints to refresh queries
682\_mv_refsched_timeincrproportionality constant for dop vs. time in MV refresh
683\_mv_rolling_invcreate/alter mv uses rolling cursor invalidation instead of immediate
684\_mwin_scheduleEnable/disable Maintenance Window Schedules
685\_nchar_imp_cnvNLS allow Implicit Conversion between CHAR and NCHAR
686\_nchar_imp_convshould implicit conversion bewteen clob and nclob be allowed
687\_ncmb_readahead_enabledenable multi-block readahead for an index scan
688\_ncmb_readahead_tracingturn on multi-block readahead tracing
689\_nested_loop_fudgenested loop fudge
690\_nested_mav_fast_oncommit_enablednested MAV refresh fast on commit allowed
691\_new_initial_join_ordersenable initial join orders based on new ordering heuristics
692\_new_sort_cost_estimateenables the use of new cost estimate for sort
693\_newsort_enabledcontrols whether new sorts can be used as system sort
694\_newsort_ordered_pctcontrols when new sort avoids sorting ordered input
695\_newsort_typespecifies options for the new sort algorithm
696\_no_objectsno object features are used
697\_no_or_expansionOR expansion during optimization disabled
698\_no_recovery_through_resetlogsno recovery through this resetlogs operation
699\_notify_crsnotify cluster ready services of startup and shutdown
700\_ns_max_flush_wtFlush wait time for NetServer to flush oustanding writes
701\_ns_max_send_delayData Loss Time Bound for NetServer
702\_num_longop_child_latchesnumber of child latches for long op array
703\_number_cached_attributesmaximum number of cached attributes per instance
704\_object_statisticsenable the object level statistics collection
705\_offline_rollback_segmentsoffline undo segment list
706\_ogms_homeGMS home directory
707\_olap_aggregate_buffer_sizeOLAP Aggregate max buffer size
708\_olap_aggregate_flagsOLAP Aggregate debug flags
709\_olap_aggregate_function_cache_enabledOLAP Aggregate function cache enabler
710\_olap_aggregate_function_merge_thresholdOLAP Aggregate function merge threshold
711\_olap_aggregate_max_thread_tuplesOLAP Aggregate max thread tuples creation
712\_olap_aggregate_min_buffer_sizeOLAP Aggregate min buffer size
713\_olap_aggregate_min_thread_statusOLAP Aggregate minimum cardinality of dimensions for thread
714\_olap_aggregate_multipath_hierOLAP Aggregate Multi-path Hierarhies enabled
715\_olap_aggregate_statlen_threshOLAP Aggregate status array usage threshold
716\_olap_aggregate_store_probabilityOLAP Aggregate function storeback probability
717\_olap_aggregate_work_per_threadOLAP Aggregate max work parents
718\_olap_aggregate_worklist_maxOLAP Aggregate max worklists generated at once
719\_olap_allocate_errorlog_formatOLAP Allocate Errorlog Format
720\_olap_allocate_errorlog_headerOLAP Allocate Errorlog Header format
721\_olap_continuous_trace_fileSpecify TRUE to enable continuous OLAP tracing - otherwise only exceptional events will be logged
722\_olap_dbgoutfile_echo_to_eventlogOLAP DbgOutfile copy output to event log (tracefile)
723\_olap_dimension_corehash_classOLAP Dimension In-Core Hash Table Class
724\_olap_dimension_corehash_maxOLAP Dimension In-Core Hash Table Maximum Size
725\_olap_eif_export_lob_sizeOLAP EIF Export BLOB size
726\_olap_lmgen_dim_sizeLimitmap generator dimension column size
727\_olap_lmgen_meas_sizeLimitmap generator measure column size
728\_olap_object_hash_classOLAP Object Hash Table Class
729\_olap_page_pool_expand_rateOLAP Page Pool Expand Rate
730\_olap_page_pool_hiOLAP Page Pool High Watermark
731\_olap_page_pool_hit_targetOLAP Page Pool Hit Target
732\_olap_page_pool_lowOLAP Page Pool Low Watermark
733\_olap_page_pool_pressureOLAP Page Pool Pressure Threshold
734\_olap_page_pool_shrink_rateOLAP Page Pool Shrink Rate
735\_olap_parallel_update_small_groupOLAP parallel update pagespace by group
736\_olap_parallel_update_small_thresholdOLAP parallel update threshold for number of small pagespaces
737\_olap_parallel_update_thresholdOLAP parallel update threshold in pages
738\_olap_poutlog_echo_to_eventlogOLAP POutLog copy output to event log (tracefile)
739\_olap_sesscache_enabledOLAP Session Cache knob
740\_olap_sort_buffer_sizeOLAP Sort Buffer Size
741\_olap_statbool_corebitsOLAP Status Boolean max incore bits
742\_olap_statbool_thresholdOLAP Status Boolean CBM threshold
743\_olap_table_function_statisticsSpecify TRUE to output OLAP table function timed statistics trace
744\_olap_wrap_errorsWrap error messages to OLAP outfile
745\_olapi_history_retentionenable olapi history retention
746\_olapi_iface_object_historyenable olapi interface object history collection
747\_olapi_iface_object_history_retentionenable olapi interface object history retention
748\_olapi_iface_operation_history_retentionenable olapi interface operation history retention
749\_olapi_interface_operation_historyenable olapi interface operation history collection
750\_olapi_memory_operation_historyenable olapi memory alloc/free history collection
751\_olapi_memory_operation_history_pause_at_seqnoenable olapi memory alloc/free history collection pausing
752\_olapi_memory_operation_history_retentionenable olapi memory operation history retention
753\_olapi_session_historyenable olapi session history collection
754\_olapi_session_history_retentionenable olapi session history retention
755\_old_connect_by_enabledenable/disable old connect by
756\_ols_cleanup_taskClean up unnecessary entries in OLS sessinfo table
757\_omfenable/disable OMF
758\_oneside_colstat_for_equijoinssanity check on default selectivity for like/range predicate
759\_optim_adjust_for_part_skewsadjust stats for skews across partitions
760\_optim_dict_stats_at_db_cr_upgenable/disable dictionary stats gathering at db create/upgrade
761\_optim_enhance_nnull_detectionTRUE to enable index fast full scan more often
762\_optim_new_default_join_selimproves the way default equijoin selectivity are computed
763\_optim_peek_user_bindsenable peeking of user binds
764\_optimizer_adjust_for_nullsadjust selectivity for null values
765\_optimizer_autostats_jobenable/disable auto stats collection job
766\_optimizer_better_inlist_costingenable improved costing of index access using in-list(s)
767\_optimizer_block_sizestandard block size used by optimizer
768\_optimizer_cache_statscost with cache statistics
769\_optimizer_cartesian_enabledoptimizer cartesian join enabled
770\_optimizer_cbqt_factorcost factor for cost-based query transformation
771\_optimizer_cbqt_no_size_restrictiondisable cost based transformation query size restriction
772\_optimizer_ceil_costCEIL cost in CBO
773\_optimizer_choose_permutationforce the optimizer to use the specified permutation
774\_optimizer_complex_pred_selectivityenable selectivity estimation for builtin functions
775\_optimizer_compute_index_statsforce index stats collection on index creation/rebuild
776\_optimizer_connect_by_cost_baseduse cost-based transformation for connect by
777\_optimizer_correct_sq_selectivityforce correct computation of subquery selectivity
778\_optimizer_cost_based_transformationenables cost-based query transformation
779\_optimizer_cost_filter_predenables costing of filter predicates in IO cost model
780\_optimizer_cost_hjsmj_multimatchadd cost of generating result set when #rows per key > 1
781\_optimizer_cost_modeloptimizer cost model
782\_optimizer_degreeforce the optimizer to use the same degree of parallelism
783\_optimizer_dim_subq_join_seluse join selectivity in choosing star transformation dimensions
784\_optimizer_disable_strans_sanity_checksdisable star transformation sanity checks
785\_optimizer_dyn_smp_blksnumber of blocks for optimizer dynamic sampling
786\_optimizer_enhanced_filter_pushpush filters before trying cost-based query transformation
787\_optimizer_extended_cursor_sharingoptimizer extended cursor sharing
788\_optimizer_filter_pred_pullupuse cost-based flter predicate pull up transformation
789\_optimizer_ignore_hintsenables the embedded hints to be ignored
790\_optimizer_invalidation_periodtime window for invalidation of cursors of analyzed objects
791\_optimizer_join_elimination_enabledoptimizer join elimination enabled
792\_optimizer_join_order_controlcontrols the optimizer join order search algorithm
793\_optimizer_join_sel_sanity_checkenable/disable sanity check for multi-column join selectivity
794\_optimizer_max_permutationsoptimizer maximum join permutations per query block
795\_optimizer_min_cache_blocksset minimum cached blocks
796\_optimizer_mjc_enabledenable merge join cartesian
797\_optimizer_mode_forceforce setting of optimizer mode for user recursive SQL also
798\_optimizer_multiple_cenvgenerate and run plans using several compilation environments
799\_optimizer_native_full_outer_joinexecute full outer join using native implementaion
800\_optimizer_new_join_card_computationcompute join cardinality using non-rounded input values
801\_optimizer_or_expansioncontrol or expansion approach used
802\_optimizer_order_by_elimination_enabledEliminates order bys from views before query transformation
803\_optimizer_outer_to_anti_enabledEnable transformation of outer-join to anti-join if possible
804\_optimizer_percent_paralleloptimizer percent parallel
805\_optimizer_push_down_distinctpush down distinct from query block to table
806\_optimizer_push_pred_cost_baseduse cost-based query transformation for push pred optimization
807\_optimizer_random_planoptimizer seed value for random plans
808\_optimizer_rownum_bind_defaultDefault value to use for rownum bind
809\_optimizer_rownum_pred_based_fkrenable the use of first K rows due to rownum predicate
810\_optimizer_save_statsenable/disable saving old versions of optimizer stats
811\_optimizer_search_limitoptimizer search limit
812\_optimizer_self_induced_cache_costaccount for self-induced caching
813\_optimizer_skip_scan_enabledenable/disable index skip scan
814\_optimizer_skip_scan_guessconsider index skip scan for predicates with guessed selectivity
815\_optimizer_sortmerge_join_enabledenable/disable sort-merge join method
816\_optimizer_squ_bottomupenables unnesting of subquery in a bottom-up manner
817\_optimizer_star_tran_in_with_clauseenable/disable star transformation in with clause queries
818\_optimizer_starplan_enabledoptimizer star plan enabled
819\_optimizer_system_stats_usagesystem statistics usage
820\_optimizer_traceoptimizer trace parameter
821\_optimizer_transitivity_retainretain equi-join pred upon transitive equality pred generation
822\_optimizer_undo_changesundo changes to query optimizer
823\_optimizer_undo_cost_changeoptimizer undo cost change
824\_or_expand_nvl_predicateenable OR expanded plan for NVL/DECODE predicate
825\_oradbg_pathnamepath of oradbg script
826\_oradebug_forceforce target processes to execute oradebug commands?
827\_ordered_nested_loopenable ordered nested loop costing
828\_ordered_semijoinenable ordered semi-join subquery
829\_os_sched_high_priorityOS high priority level
830\_other_wait_event_exclusionexclude event names from \_other_wait_threshold calculations
831\_other_wait_thresholdthreshold wait percentage for event wait class Other
832\_outline_bitmap_treeBITMAP_TREE hint enabled in outline
833\_parallel_adaptive_max_usersmaximum number of users running with default DOP
834\_parallel_broadcast_enabledenable broadcasting of small inputs to hash and sort merge joins
835\_parallel_default_max_instancesdefault maximum number of instances for parallel query
836\_parallel_execution_message_alignAlignment of PX buffers to OS page boundary
837\_parallel_fake_class_pctfake db-scheduler percent used for testing
838\_parallel_fixwrite_bucketNumber of buckets for each round of fix write
839\_parallel_load_bal_unitnumber of threads to allocate per instance
840\_parallel_load_balancingparallel execution load balanced slave allocation
841\_parallel_min_message_poolminimum size of shared pool memory to reserve for pq servers
842\_parallel_recovery_stopatstop at position to step through SMON
843\_parallel_replay_msg_limitNumber of messages for each round of parallel replay
844\_parallel_server_idle_timeidle time before parallel query server dies (in 1/100 sec)
845\_parallel_server_sleep_timesleep time between dequeue timeouts (in 1/100ths)
846\_parallel_slave_acquisition_waittime(in seconds) to wait before retrying slave acquisition
847\_parallel_txn_globalenable parallel_txn hint with updates and deletes
848\_parallelism_cost_fudge_factorset the parallelism cost fudge factor
849\_parameter_table_block_sizeparameter table block size
850\_partial_pwise_join_enabledenable partial partition-wise join when TRUE
851\_partition_view_enabledenable/disable partitioned views
852\_passwordfile_enqueue_timeoutpassword file enqueue timeout in seconds
853\_pct_refresh_double_count_preventedmaterialized view PCT refreshes avoid double counting
854\_pdml_gim_samplingcontrol separation of global index maintenance for PDML
855\_pdml_gim_staggeredslaves start on different index when doing index maint
856\_pdml_slaves_diff_partslaves start on different partition when doing index maint
857\_percent_flashback_buf_partial_fullPercent of flashback buffer filled to be considered partial full
858\_pga_large_extent_sizePGA large extent size
859\_pga_max_sizeMaximum size of the PGA memory for one process
860\_ping_levelfusion ping level
861\_pkt_enableenable progressive kill test
862\_pkt_pmon_intervalPMON process clean-up interval (cs)
863\_pkt_startstart progressive kill test instrumention
864\_plan_outline_dataexplain plan outline data enabled
865\_plsql_anon_block_code_typePL/SQL anonymous block code-type
866\_plsql_cache_enablePL/SQL Function Cache Enabled
867\_plsql_dump_buffer_eventsconditions upon which the PL/SQL circular buffer is dumped
868\_plsql_minimum_cache_hit_percentplsql minimum cache hit percentage required to keep caching active
869\_plsql_nvl_optimizePL/SQL NVL optimize
870\_pmon_load_constantsserver load balancing constants (S,P,D,I,L,C,M)
871\_pre_rewrite_push_predpush predicates into views before rewrite
872\_precompute_gid_valuesprecompute gid values and copy them before returning a row
873\_pred_move_aroundenables predicate move-around
874\_predicate_elimination_enabledallow predicate elimination if set to TRUE
875\_prescommpresume commit of IMU transactions
876\_print_refresh_scheduleenable dbms_output of materialized view refresh schedule
877\_private_memory_addressStart address of large extent memory segment
878\_project_view_columnsenable projecting out unreferenced columns of a view
879\_projection_pushdownprojection pushdown
880\_projection_pushdown_debuglevel for projection pushdown debugging
881\_push_join_predicateenable pushing join predicate inside a view
882\_push_join_union_viewenable pushing join predicate inside a union all view
883\_push_join_union_view2enable pushing join predicate inside a union view
884\_px_async_getgranuleasynchronous get granule in the slave
885\_px_broadcast_fudge_factorset the tq broadcasting fudge factor percentage
886\_px_buffer_ttlttl for px mesg buffers in seconds
887\_px_compilation_debugdebug level for parallel compilation
888\_px_compilation_tracetracing level for parallel compilation
889\_px_dynamic_optturn off/on restartable qerpx dynamic optimization
890\_px_dynamic_sample_sizenum of samples for restartable qerpx dynamic optimization
891\_px_granule_sizedefault size of a rowid range granule (in KB)
892\_px_index_samplingparallel query sampling for index create (100000 = 100%)
893\_px_kxib_tracingturn on kxib tracing
894\_px_load_publish_intervalinterval at which LMON will check whether to publish PX load
895\_px_loc_msg_costCPU cost to send a PX message via shared memory
896\_px_max_granules_per_slavemaximum number of rowid range granules to generate per slave
897\_px_min_granules_per_slaveminimum number of rowid range granules to generate per slave
898\_px_minus_intersectenables pq for minus/interect operators
899\_px_net_msg_costCPU cost to send a PX message over the internconnect
900\_px_no_granule_sortprevent parallel partition granules to be sorted on size
901\_px_no_stealingprevent parallel granule stealing in shared nothing environment
902\_px_nss_planbenables or disables NSS Plan B reparse with outline
903\_px_proc_constrainreduce parallel_max_servers if greater than (processes - fudge)
904\_px_pwg_enabledparallel partition wise group by enabled
905\_px_rownum_pdturn off/on parallel rownum pushdown optimization
906\_px_send_timeoutIPC message send timeout value in seconds
907\_px_slaves_share_cursorsslaves share cursors with QC
908\_px_tracepx trace parameter
909\_px_xtgranule_sizedefault size of a external table granule (in KB)
910\_qa_controlOracle internal parameter to control QA
911\_qa_lrg_typeOracle internal parameter to specify QA lrg type
912\_query_cost_rewriteperform the cost based rewrite with materialized views
913\_query_execution_cache_max_sizemax size of query execution cache
914\_query_rewrite_1perform query rewrite before&after or only before view merging
915\_query_rewrite_2perform query rewrite before&after or only after view merging
916\_query_rewrite_drjmv rewrite and drop redundant joins
917\_query_rewrite_expressionrewrite with cannonical form for expressions
918\_query_rewrite_fpcmv rewrite fresh partition containment
919\_query_rewrite_fudgecost based query rewrite with MVs fudge factor
920\_query_rewrite_jgmigratemv rewrite with jg migration
921\_query_rewrite_maxdisjunctquery rewrite max disjuncts
922\_query_rewrite_or_errorallow query rewrite, if referenced tables are not dataless
923\_query_rewrite_setopgrw_enableperform general rewrite using set operator summaries
924\_query_rewrite_vop_cleanupprune frocol chain before rewrite after view-merging
925\_rcfg_parallel_fixwriteif TRUE enables parallel fixwrite at reconfiguration
926\_rcfg_parallel_replayif TRUE enables parallel replay and cleanup at reconfiguration
927\_rcfg_parallel_verifyif TRUE enables parallel verify at reconfiguration
928\_real_time_apply_arch_delayArchival delay with real time apply
929\_real_time_apply_simSimulation value with real time apply
930\_realfree_heap_max_sizeminimum max total heap size, in Kbytes
931\_realfree_heap_modemode flags for real-free heap
932\_realfree_heap_pagesize_hinthint for real-free page size in bytes
933\_recoverable_recovery_batch_percentRecoverable recovery batch size (percentage of buffer cache)
934\_recovery_assertsif TRUE, enable expensive integrity checks
935\_recovery_percentagerecovery buffer cache percentage
936\_recovery_verify_writesenable thread recovery write verify
937\_recursive_imu_transactionsrecursive transactions may be IMU
938\_redo_compatibility_checkgeneral and redo/undo compatibility sanity check
939\_release_insert_thresholdmaximum number of unusable blocks to unlink from freelist
940\_reliable_block_sendsif TRUE, block sends across interconnect are reliable
941\_remove_aggr_subqueryenables removal of subsumed aggregated subquery
942\_resource_manager_always_onenable the resource manager always
943\_restore_spfilerestore spfile to this location
944\_reuse_index_loopnumber of blocks being examine for index block reuse
945\_right_outer_hash_enableRight Outer/Semi/Anti Hash Enabled
946\_rman_io_prioritypriority at which rman backup i/o's are done
947\_rollback_segment_countnumber of undo segments
948\_rollback_segment_initialstarting undo segment number
949\_rollback_stopatstop at \-position to step rollback
950\_row_cache_cursorsnumber of cached cursors for row cache management
951\_row_crenable row cr for all sql
952\_row_lockingrow-locking
953\_row_shipping_explainenable row shipping explain plan support
954\_row_shipping_thresholdrow shipping column selection threshold
955\_rowsource_execution_statisticsif TRUE, Oracle will collect rowsource statistics
956\_rowsource_statistics_sampfreqfrequency of rowsource statistic sampling (must be a power of 2)
957\_rowsrc_trace_levelRow source tree tracing level
958\_sample_rows_per_blocknumber of rows per block used for sampling IO optimization
959\_second_spare_parametersecond spare parameter - integer
960\_selfjoin_mv_duplicatescontrol rewrite self-join algorithm
961\_selftune_checkpoint_write_pctPercentage of total physical i/os for self-tune ckpt
962\_selftune_checkpointing_lagSelf-tune checkpointing lag the tail of the redo log
963\_send_ast_to_foregroundif TRUE, send ast message to foreground
964\_send_close_with_blockif TRUE, send close with block even with direct sends
965\_send_requests_to_piif TRUE, try to send CR requests to PI buffers
966\_serial_direct_readenable direct read in serial
967\_serial_recoveryforce serial recovery or parallel recovery
968\_serializableserializable
969\_session_cached_instantiationsNumber of pl/sql instantiations to cache in a session.
970\_session_context_sizesession app context size
971\_session_idle_bit_latchesone latch per session or a latch per group of sessions
972\_session_idle_check_intervalResource Manager session idle limit check interval in seconds
973\_session_kept_cursor_pinsNumber of cursors pins to keep in a session
974\_session_wait_historyenable session wait history collection
975\_seventh_spare_parameterseventh spare parameter - string list
976\_shared_pool_max_sizeshared pool maximum size when auto SGA enabled
977\_shared_pool_minsize_onshared pool minimum size when auto SGA enabled
978\_shared_pool_reserved_min_allocminimum allocation size in bytes for reserved area of shared pool
979\_shared_pool_reserved_pctpercentage memory of the shared pool allocated for the reserved area
980\_shared_server_spare_param1\_shared_server_spare_param1
981\_shared_server_spare_param2\_shared_server_spare_param2
982\_shared_server_spare_param3\_shared_server_spare_param3
983\_short_stack_timeout_msshort stack timeout in ms
984\_shrunk_aggs_disable_thresholdpercentage of exceptions at which to switch to full length aggs
985\_shrunk_aggs_enabledenable use of variable sized buffers for non-distinct aggregates
986\_side_channel_batch_sizenumber of messages to batch in a side channel message (DFS)
987\_side_channel_batch_timeouttimeout before shipping out the batched side channelmessages
988\_simple_view_mergingcontrol simple view merging performed by the optimizer
989\_simulator_bucket_mindeltaLRU bucket minimum delta
990\_simulator_internal_boundsimulator internal bound percent
991\_simulator_lru_rebalance_sizthrLRU list rebalance threshold (size)
992\_simulator_lru_rebalance_threshLRU list rebalance threshold (count)
993\_simulator_lru_scan_countLRU scan count
994\_simulator_pin_inval_maxcntmaximum count of invalid chunks on pin list
995\_simulator_reserved_heap_countsimulator reserved heap count
996\_simulator_reserved_obj_countsimulator reserved object count
997\_simulator_sampling_factorsampling factor for the simulator
998\_simulator_upper_bound_multipleupper bound multiple of pool size
999\_single_processrun without detached processes
1000\_sixth_spare_parametersixth spare parameter - string list
1001\_skgxp_reapingtune skgxp OSD reaping limit
1002\_skgxp_udp_ach_reaping_timetime in minutes before idle ach's are reaped
1003\_skgxp_udp_hiwat_warnach hiwat mark warning interval
1004\_skgxp_udp_interface_detection_time_secstime in seconds between interface detection checks
1005\_skgxp_udp_keep_alive_ping_timer_secsconnection idle time in seconds before keep alive is initiated. min: 30 sec max: 1800 sec default: 300 sec
1006\_skgxp_udp_timed_wait_bufferingdiagnostic log buffering space (in bytes) for timed wait (0 means unbufferd
1007\_skgxp_udp_timed_wait_secondstime in seconds before timed wait is invoked
1008\_skip_assume_msgif TRUE, skip assume message for consigns at the master
1009\_slave_mapping_enabledenable slave mapping when TRUE
1010\_slave_mapping_group_sizeforce the number of slave group in a slave mapper
1011\_small_table_thresholdthreshold level of table size for direct reads
1012\_smm_advice_enabledif TRUE, enable v$pga_advice
1013\_smm_advice_log_sizeoverwrites default size of the PGA advice workarea history log
1014\_smm_auto_cost_enabledif TRUE, use the AUTO size policy cost functions
1015\_smm_auto_max_io_sizeMaximum IO size (in KB) used by sort/hash-join in auto mode
1016\_smm_auto_min_io_sizeMinimum IO size (in KB) used by sort/hash-join in auto mode
1017\_smm_boundoverwrites memory manager automatically computed bound
1018\_smm_controlprovides controls on the memory manager
1019\_smm_freeable_retainvalue in KB of the instance freeable PGA memory to retain
1020\_smm_isort_capmaximum work area for insertion sort(v1)
1021\_smm_max_sizemaximum work area size in auto mode (serial)
1022\_smm_min_sizeminimum work area size in auto mode
1023\_smm_px_max_sizemaximum work area size in auto mode (global)
1024\_smm_retain_sizework area retain size in SGA for shared server sessions (0 for AUTO)
1025\_smm_traceTurn on/off tracing for SQL memory manager
1026\_smon_internal_errlimitlimit of SMON internal errors
1027\_smu_debug_mode<debug-flag> - set debug event for testing SMU operations
1028\_smu_error_simulation_sitesite ID of error simulation in KTU code
1029\_smu_error_simulation_typeerror type for error simulation in KTU code
1030\_smu_timeoutscomma-separated AND double-quoted list of AUM timeouts: mql, tur, sess_exprn, qry_exprn, slot_intvl
1031\_sort_elimination_cost_ratiocost ratio for sort eimination under first_rows mode
1032\_sort_multiblock_read_countmulti-block read count for sort
1033\_spin_countAmount to spin waiting for a latch
1034\_spr_max_rulesmaximum number of rules in sql spreadsheet
1035\_spr_push_pred_refsprpush predicates through reference spreadsheet
1036\_spr_use_AW_ASenable AW for hash table in spreadsheet
1037\_spr_use_hash_tableuse hash table for spreadsheet
1038\_sql_connect_capability_overrideSQL Connect Capability Table Override
1039\_sql_connect_capability_tableSQL Connect Capability Table (testing only)
1040\_sql_hash_debugHash value of the SQL statement to debug
1041\_sql_model_unfold_forloopsspecifies compile-time unfolding of sql model forloops
1042\_sqlexec_progression_costsql execution progression monitoring cost threshold
1043\_sqltune_category_parsedParsed category qualifier for applying hintsets
1044\_sta_controlSQL Tuning Advisory control parameter
1045\_stack_guard_levelstack guard level
1046\_static_backgroundsstatic backgrounds
1047\_stn_traceSQL tracing parameter
1048\_streams_pool_max_sizestreams pool maximum size when auto SGA enabled
1049\_subquery_pruning_cost_factorsubquery pruning cost factor
1050\_subquery_pruning_enabledenable the use of subquery predicates to perform pruning
1051\_subquery_pruning_mv_enabledenable the use of subquery predicates with MVs to perform pruning
1052\_subquery_pruning_reductionsubquery pruning reduction factor
1053\_swrf_metric_frequent_modeEnable/disable SWRF Metric Frequent Mode Collection
1054\_swrf_mmon_dbfusEnable/disable SWRF MMON DB Feature Usage
1055\_swrf_mmon_flushEnable/disable SWRF MMON FLushing
1056\_swrf_mmon_metricsEnable/disable SWRF MMON Metrics Collection
1057\_swrf_on_disk_enabledParameter to enable/disable SWRF
1058\_swrf_test_actiontest action parameter for SWRF
1059\_swrf_test_dbfusEnable/disable DB Feature Usage Testing
1060\_synonym_repoint_tracingwhether to trace metadata comparisons for synonym repointing
1061\_sysaux_test_paramtest parameter for SYSAUX
1062\_system_index_cachingoptimizer percent system index caching
1063\_system_trig_enabledare system triggers enabled
1064\_ta_lns_wait_for_arch_logLNS Wait time for arhcived version of online log
1065\_table_lookup_prefetch_sizetable lookup prefetch vector size
1066\_table_lookup_prefetch_threshtable lookup prefetch threshold
1067\_table_scan_cost_plus_onebump estimated full table scan and index ffs cost by one
1068\_target_rba_max_lag_percentagetarget rba max log lag percentage
1069\_tdb_debug_modeset debug mode for testing transportable database
1070\_temp_tran_block_thresholdnumber of blocks for a dimension before we temp transform
1071\_temp_tran_cachedetermines if temp table is created with cache option
1072\_test_ksusigskiptest the function ksusigskip
1073\_test_param_1test parmeter 1 - integer
1074\_test_param_2test parameter 2 - string
1075\_test_param_3test parameter 3 - string
1076\_test_param_4test parameter 4 - string list
1077\_test_param_5test parmeter 5 - deprecated integer
1078\_test_param_6test parmeter 6 - size (ub8)
1079\_third_spare_parameterthird spare parameter - integer
1080\_threshold_alerts_enableif 1, issue threshold-based alerts
1081\_total_large_extent_memoryTotal memory for allocating large extents
1082\_tq_dump_periodtime period for duping of TQ statistics (s)
1083\_trace_archivestart DIAG process
1084\_trace_buffer_flushestrace buffer flushes if otrace cacheIO event is set
1085\_trace_buffer_getstrace kcb buffer gets if otrace cacheIO event is set
1086\_trace_buffer_wait_timeoutstrace buffer busy wait timeouts
1087\_trace_buffer_wrap_timestampenable KST timestamp on trace buffer wrap
1088\_trace_bufferstrace buffer sizes per process
1089\_trace_cr_buffer_createstrace cr buffer creates if otrace cacheIO event is set
1090\_trace_eventstrace events enabled at startup
1091\_trace_file_sizemaximum size of trace file (in bytes)
1092\_trace_files_publicCreate publicly accessible trace files
1093\_trace_flush_processestrace data archived by DIAG for these processes
1094\_trace_multi_block_readstrace multi_block reads if otrace cacheIO event is set
1095\_trace_navigation_scopeenabling trace navigation linking
1096\_trace_optionstrace data flush options
1097\_trace_pin_timetrace how long a current pin is held
1098\_trace_processesenable KST tracing in process
1099\_transaction_auditingtransaction auditing records generated in the redo log
1100\_transaction_recovery_serversmax number of parallel recovery slaves that may be used
1101\_truncate_optimization_enableddo truncate optimization if set to TRUE
1102\_tsm_connect_stringTSM test connect string
1103\_tsm_disable_auto_cleanupDisable TSM auto cleanup actions
1104\_tts_allow_charset_mismatchallow plugging in a tablespace with an incompatible character set
1105\_two_passenable two-pass thread recovery
1106\_two_pass_reverse_polish_enableduses two-pass reverse polish alg. to generate canonical forms
1107\_uga_cga_large_extent_sizeUGA/CGA large extent size
1108\_ultrafast_latch_statisticsmaintain fast-path statistics for ultrafast latches
1109\_undo_autotuneenable auto tuning of undo_retention
1110\_undo_debug_modedebug flag for undo related operations
1111\_undo_debug_usageinvoke undo usage functions for testing
1112\_union_rewrite_for_gsexpand queries with GSets into UNIONs for rewrite
1113\_unnest_subqueryenables unnesting of correlated subqueries
1114\_unused_block_compressionenable unused block compression
1115\_use_column_stats_for_functionenable the use of column statistics for DDP functions
1116\_use_ismEnable Shared Page Tables - ISM
1117\_use_ism_for_pgaUse ISM for allocating large extents
1118\_use_nosegment_indexesuse nosegment indexes in explain plan
1119\_use_realfree_heapuse real-free based allocator for PGA memory
1120\_use_seq_process_cachewhether to use process local seq cache
1121\_use_vector_postuse vector post
1122\_validate_flashback_databaseScan database to validate result of flashback database
1123\_vendor_lib_locVendor library search root directory
1124\_verify_flashback_redoVerify that the redo logs needed for flashback are available
1125\_verify_undo_quotaTRUE - verify consistency of undo quota statistics
1126\_very_large_partitioned_tablevery_large_partitioned_table
1127\_wait_for_syncwait for sync on commit MUST BE ALWAYS TRUE
1128\_walk_insert_thresholdmaximum number of unusable blocks to walk across freelist
1129\_watchpoint_onis the watchpointing feature turned on?
1130\_windowfunc_optimization_settingssettings for window function optimizations
1131\_write_cloneswrite clones flag
1132\_xpl_peeked_binds_log_sizemaximum bytes for logging peeked bind values for V$SQL_PLAN (0 = OFF)
1133\_xpl_traceExplain Plan tracing parameter
1134\_xsolapi_auto_materialization_boundOLAP API lower bound for auto materialization.
1135\_xsolapi_auto_materialization_typeOLAP API behavior for auto materialization
1136\_xsolapi_debug_outputOLAP API debug output disposition
1137\_xsolapi_densify_cubesOLAP API cube densification
1138\_xsolapi_dimension_group_creationOLAP API symmetric overfetch
1139\_xsolapi_fetch_typeOLAP API fetch type
1140\_xsolapi_generate_with_clauseOLAP API generates WITH clause?
1141\_xsolapi_hierarchy_value_typeOLAP API hierarchy value type
1142\_xsolapi_load_at_process_startWhen to load OLAP API library at server process start
1143\_xsolapi_materialization_rowcache_min_rows_for_useOLAP API min number of rows required to use rowcache in query materialization
1144\_xsolapi_materialize_sourcesOLAP API Enable source materialization
1145\_xsolapi_metadata_reader_modeOLAP API metadata reader mode
1146\_xsolapi_odbo_modeOLAP API uses ODBO mode?
1147\_xsolapi_optimize_suppressionOLAP API optimizes suppressions?
1148\_xsolapi_precompute_subqueryOLAP API precomputes subqueries?
1149\_xsolapi_remove_columns_for_materializationOLAP API removes columns for materialization?
1150\_xsolapi_set_nlsOLAP API sets NLS?
1151\_xsolapi_share_executorsOLAP API share executors?
1152\_xsolapi_source_traceOLAP API output Source definitions to trace file
1153\_xsolapi_sql_all_multi_join_non_base_hintsOLAP API multi-join non-base hints
1154\_xsolapi_sql_all_non_base_hintsOLAP API non-base hints
1155\_xsolapi_sql_auto_dimension_hintsOLAP API enable automatic dimension hints
1156\_xsolapi_sql_auto_measure_hintsOLAP API enable automatic measure hints
1157\_xsolapi_sql_dimension_hintsOLAP API dimension hints
1158\_xsolapi_sql_enable_aw_joinOLAP API enables AW join?
1159\_xsolapi_sql_enable_aw_qdr_mergeOLAP API enables AW QDR merge?
1160\_xsolapi_sql_hintsOLAP API generic hints
1161\_xsolapi_sql_measure_hintsOLAP API measure hints
1162\_xsolapi_sql_minus_thresholdOLAP API SQL MINUS threshold
1163\_xsolapi_sql_optimizeOLAP API enable optimization
1164\_xsolapi_sql_prepare_stmt_cache_sizeOLAP API prepare statement cache size
1165\_xsolapi_sql_remove_columnsOLAP API enable remove unused columns optimizations
1166\_xsolapi_sql_result_set_cache_sizeOLAP API result set cache size
1167\_xsolapi_sql_symmetric_predicateOLAP API enable symmetric predicate for dimension groups
1168\_xsolapi_sql_top_dimension_hintsOLAP API top dimension hints
1169\_xsolapi_sql_top_measure_hintsOLAP API top measure hints
1170\_xsolapi_sql_use_bind_variablesOLAP API enable bind variables optimization
1171\_xsolapi_stringify_order_levelsOLAP API stringifies order levels?
1172\_xsolapi_suppression_aw_mask_thresholdOLAP API suppression AW mask threshold
1173\_xsolapi_suppression_chunk_sizeOLAP API suppression chunk size
1174\_xsolapi_use_modelsOLAP API uses models?
1175\_xsolapi_use_olap_dmlOLAP API uses OLAP DML?
1176\_xsolapi_use_olap_dml_for_rankOLAP API uses OLAP DML for rank?
1177\_xt_coverageexternal tables code coverage parameter
1178\_xt_traceexternal tables trace parameter
1179\_xtbuffer_sizebuffer size in KB needed for populate/query operation
1180\_xtts_allow_pre10allow cross platform for pre10 compatible tablespace
1181\_xtts_set_platform_infoset cross platform info during file header read
1182\_yield_check_intervalinterval to check whether actses should yield
1183active_instance_countnumber of active instances in the cluster database
1184aq_tm_processesnumber of AQ Time Managers to start
1185archive_lag_targetMaximum number of seconds of redos the standby could lose
1186asm_diskgroupsdisk groups to mount automatically
1187asm_diskstringdisk set locations for discovery
1188asm_power_limitnumber of processes for disk rebalancing
1189audit_file_destDirectory in which auditing files are to reside
1190audit_sys_operationsenable sys auditing
1191audit_syslog_levelSyslog facility and level
1192audit_trailenable system auditing
1193background_core_dumpCore Size for Background Processes
1194background_dump_destDetached process dump directory
1195backup_tape_io_slavesBACKUP Tape I/O slaves
1196bitmap_merge_area_sizemaximum memory allow for BITMAP MERGE
1197blank_trimmingblank trimming semantics parameter
1198buffer_pool_keepNumber of database blocks/latches in keep buffer pool
1199buffer_pool_recycleNumber of database blocks/latches in recycle buffer pool
1200circuitsmax number of circuits
1201cluster_databaseif TRUE startup in cluster database mode
1202cluster_database_instancesnumber of instances to use for sizing cluster db SGA structures
1203cluster_interconnectsinterconnects for RAC use
1204commit_point_strengthBias this node has toward not preparing in a two-phase commit
1205commit_writetransaction commit log write behaviour
1206compatibleDatabase will be completely compatible with this software version
1207control_file_record_keep_timecontrol file record keep time in days
1208control_filescontrol file names list
1209core_dump_destCore dump directory
1210cpu_countnumber of CPUs for this instance
1211create_bitmap_area_sizesize of create bitmap buffer for bitmap index
1212create_stored_outlinescreate stored outlines for DML statements
1213cursor_sharingcursor sharing mode
1214cursor_space_for_timeuse more memory in order to get faster execution
1215db_16k_cache_sizeSize of cache for 16K buffers
1216db_2k_cache_sizeSize of cache for 2K buffers
1217db_32k_cache_sizeSize of cache for 32K buffers
1218db_4k_cache_sizeSize of cache for 4K buffers
1219db_8k_cache_sizeSize of cache for 8K buffers
1220db_block_buffersNumber of database blocks cached in memory
1221db_block_checkingheader checking and data and index block checking
1222db_block_checksumstore checksum in db blocks and check during reads
1223db_block_sizeSize of database block in bytes
1224db_cache_adviceBuffer cache sizing advisory
1225db_cache_sizeSize of DEFAULT buffer pool for standard block size buffers
1226db_create_file_destdefault database location
1227db_create_online_log_dest_1online log/controlfile destination #1
1228db_create_online_log_dest_2online log/controlfile destination #2
1229db_create_online_log_dest_3online log/controlfile destination #3
1230db_create_online_log_dest_4online log/controlfile destination #4
1231db_create_online_log_dest_5online log/controlfile destination #5
1232db_domaindirectory part of global database name stored with CREATE DATABASE
1233db_file_multiblock_read_countdb block to be read each IO
1234db_file_name_convertdatafile name convert patterns and strings for standby/clone db
1235db_filesmax allowable # db files
1236db_flashback_retention_targetMaximum Flashback Database log retention time in minutes.
1237db_keep_cache_sizeSize of KEEP buffer pool for standard block size buffers
1238db_namedatabase name specified in CREATE DATABASE
1239db_recovery_file_destdefault database recovery file location
1240db_recovery_file_dest_sizedatabase recovery files size limit
1241db_recycle_cache_sizeSize of RECYCLE buffer pool for standard block size buffers
1242db_unique_nameDatabase Unique Name
1243db_writer_processesnumber of background database writer processes to start
1244dbwr_io_slavesDBWR I/O slaves
1245ddl_wait_for_locksDisable NOWAIT DML lock acquisitions
1246dg_broker_config_file1data guard broker configuration file #1
1247dg_broker_config_file2data guard broker configuration file #2
1248dg_broker_startstart Data Guard broker framework (DMON process)
1249disk_asynch_ioUse asynch I/O for random access devices
1250dispatchersspecifications of dispatchers
1251distributed_lock_timeoutnumber of seconds a distributed transaction waits for a lock
1252dml_locksdml locks - one for each table modified in a transaction
1253drs_startstart DG Broker monitor (DMON process)
1254eventdebug event control - default null string
1255fal_clientFAL client
1256fal_serverFAL server list
1257fast_start_io_targetUpper bound on recovery reads
1258fast_start_mttr_targetMTTR target of forward crash recovery in seconds
1259fast_start_parallel_rollbackmax number of parallel recovery slaves that may be used
1260file_mappingenable file mapping
1261fileio_network_adaptersNetwork Adapters for File I/O
1262filesystemio_optionsIO operations on filesystem files
1263fixed_datefixed SYSDATE value
1264gc_files_to_locksmapping between file numbers and global cache locks
1265gcs_server_processesnumber of background gcs server processes to start
1266global_context_pool_sizeGlobal Application Context Pool Size in Bytes
1267global_namesenforce that database links have same name as remote database
1268hash_area_sizesize of in-memory hash work area
1269hi_shared_memory_addressSGA starting address (high order 32-bits on 64-bit platforms)
1270hs_autoregisterenable automatic server DD updates in HS agent self-registration
1271ifileinclude file in init.ora
1272instance_groupslist of instance group names
1273instance_nameinstance name supported by the instance
1274instance_numberinstance number
1275instance_typetype of instance to be executed
1276java_max_sessionspace_sizemax allowed size in bytes of a Java sessionspace
1277java_pool_sizesize in bytes of java pool
1278java_soft_sessionspace_limitwarning limit on size in bytes of a Java sessionspace
1279job_queue_processesnumber of job queue slave processes
1280large_pool_sizesize in bytes of large pool
1281ldap_directory_accessRDBMS's LDAP access option
1282license_max_sessionsmaximum number of non-system user sessions allowed
1283license_max_usersmaximum number of named users that can be created in the database
1284license_sessions_warningwarning level for number of non-system user sessions
1285local_listenerlocal listener
1286lock_name_spacelock name space used for generating lock names for standby/clone database
1287lock_sgaLock entire SGA in physical memory
1288log_archive_configlog archive config parameter
1289log_archive_destarchival destination text string
1290log_archive_dest_1archival destination #1 text string
1291log_archive_dest_10archival destination #10 text string
1292log_archive_dest_2archival destination #2 text string
1293log_archive_dest_3archival destination #3 text string
1294log_archive_dest_4archival destination #4 text string
1295log_archive_dest_5archival destination #5 text string
1296log_archive_dest_6archival destination #6 text string
1297log_archive_dest_7archival destination #7 text string
1298log_archive_dest_8archival destination #8 text string
1299log_archive_dest_9archival destination #9 text string
1300log_archive_dest_state_1archival destination #1 state text string
1301log_archive_dest_state_10archival destination #10 state text string
1302log_archive_dest_state_2archival destination #2 state text string
1303log_archive_dest_state_3archival destination #3 state text string
1304log_archive_dest_state_4archival destination #4 state text string
1305log_archive_dest_state_5archival destination #5 state text string
1306log_archive_dest_state_6archival destination #6 state text string
1307log_archive_dest_state_7archival destination #7 state text string
1308log_archive_dest_state_8archival destination #8 state text string
1309log_archive_dest_state_9archival destination #9 state text string
1310log_archive_duplex_destduplex archival destination text string
1311log_archive_formatarchival destination format
1312log_archive_local_firstEstablish EXPEDITE attribute default value
1313log_archive_max_processesmaximum number of active ARCH processes
1314log_archive_min_succeed_destminimum number of archive destinations that must succeed
1315log_archive_startstart archival process on SGA initialization
1316log_archive_traceEstablish archivelog operation tracing level
1317log_bufferredo circular buffer size
1318log_checkpoint_interval
  1. redo blocks checkpoint threshold
1319log_checkpoint_timeoutMaximum time interval between checkpoints in seconds
1320log_checkpoints_to_alertlog checkpoint begin/end to alert file
1321log_file_name_convertlogfile name convert patterns and strings for standby/clone db
1322logmnr_max_persistent_sessionsmaximum number of threads to mine
1323max_commit_propagation_delayMax age of new snapshot in .01 seconds
1324max_dispatchersmax number of dispatchers
1325max_dump_file_sizeMaximum size (blocks) of dump file
1326max_enabled_rolesmax number of roles a user can have enabled
1327max_shared_serversmax number of shared servers
1328nls_calendarNLS calendar system name
1329nls_compNLS comparison
1330nls_currencyNLS local currency symbol
1331nls_date_formatNLS Oracle date format
1332nls_date_languageNLS date language name
1333nls_dual_currencyDual currency symbol
1334nls_iso_currencyNLS ISO currency territory name
1335nls_languageNLS language name
1336nls_length_semanticscreate columns using byte or char semantics by default
1337nls_nchar_conv_excpNLS raise an exception instead of allowing implicit conversion
1338nls_numeric_charactersNLS numeric characters
1339nls_sortNLS linguistic definition name
1340nls_territoryNLS territory name
1341nls_time_formattime format
1342nls_time_tz_formattime with timezone format
1343nls_timestamp_formattime stamp format
1344nls_timestamp_tz_formattimestampe with timezone format
1345object_cache_max_size_percentpercentage of maximum size over optimal of the user session's object cache
1346object_cache_optimal_sizeoptimal size of the user session's object cache in bytes
1347olap_page_pool_sizesize of the olap page pool in bytes
1348open_cursorsmax # cursors per session
1349open_linksmax # open links per session
1350open_links_per_instancemax # open links per instance
1351optimizer_dynamic_samplingoptimizer dynamic sampling
1352optimizer_features_enableoptimizer plan compatibility parameter
1353optimizer_index_cachingoptimizer percent index caching
1354optimizer_index_cost_adjoptimizer index cost adjustment
1355optimizer_modeoptimizer mode
1356optimizer_secure_view_mergingoptimizer secure view merging and predicate pushdown/movearound
1357os_authent_prefixprefix for auto-logon accounts
1358os_rolesretrieve roles from the operating system
1359parallel_adaptive_multi_userenable adaptive setting of degree for multiple user streams
1360parallel_automatic_tuningenable intelligent defaults for parallel execution parameters
1361parallel_execution_message_sizemessage buffer size for parallel execution
1362parallel_instance_groupinstance group to use for all parallel operations
1363parallel_max_serversmaximum parallel query servers per instance
1364parallel_min_percentminimum percent of threads required for parallel query
1365parallel_min_serversminimum parallel query servers per instance
1366parallel_serverif TRUE startup in parallel server mode
1367parallel_server_instancesnumber of instances to use for sizing OPS SGA structures
1368parallel_threads_per_cpunumber of parallel execution threads per CPU
1369pga_aggregate_targetTarget size for the aggregate PGA memory consumed by the instance
1370plsql_ccflagsPL/SQL ccflags
1371plsql_code_typePL/SQL code-type
1372plsql_compiler_flagsPL/SQL compiler flags
1373plsql_debugPL/SQL debug
1374plsql_native_library_dirplsql native library dir
1375plsql_native_library_subdir_countplsql native library number of subdirectories
1376plsql_optimize_levelPL/SQL optimize level
1377plsql_v2_compatibilityPL/SQL version 2.x compatibility flag
1378plsql_warningsPL/SQL compiler warnings settings
1379pre_page_sgapre-page sga for process
1380processesuser processes
1381query_rewrite_enabledallow rewrite of queries using materialized views if enabled
1382query_rewrite_integrityperform rewrite using materialized views with desired integrity
1383rdbms_server_dnRDBMS's Distinguished Name
1384read_only_open_delayedif TRUE delay opening of read only files until first access
1385recovery_parallelismnumber of server processes to use for parallel recovery
1386recyclebinrecyclebin processing
1387remote_archive_enableremote archival enable setting
1388remote_dependencies_moderemote-procedure-call dependencies mode parameter
1389remote_listenerremote listener
1390remote_login_passwordfilepassword file usage parameter
1391remote_os_authentallow non-secure remote clients to use auto-logon accounts
1392remote_os_rolesallow non-secure remote clients to use os roles
1393replication_dependency_trackingtracking dependency for Replication parallel propagation
1394resource_limitmaster switch for resource limit
1395resource_manager_planresource mgr top plan
1396resumable_timeoutset resumable_timeout
1397rollback_segmentsundo segment list
1398serial_reusereuse the frame segments
1399service_namesservice names supported by the instance
1400session_cached_cursorsNumber of cursors to cache in a session.
1401session_max_open_filesmaximum number of open files allowed per session
1402sessionsuser and system sessions
1403sga_max_sizemax total SGA size
1404sga_targetTarget size of SGA
1405shadow_core_dumpCore Size for Shadow Processes
1406shared_memory_addressSGA starting address (low order 32-bits on 64-bit platforms)
1407shared_pool_reserved_sizesize in bytes of reserved area of shared pool
1408shared_pool_sizesize in bytes of shared pool
1409shared_server_sessionsmax number of shared server sessions
1410shared_serversnumber of shared servers to start up
1411skip_unusable_indexesskip unusable indexes if set to TRUE
1412smtp_out_serverutl_smtp server and port configuration parameter
1413sort_area_retained_sizesize of in-memory sort work area retained between fetch calls
1414sort_area_sizesize of in-memory sort work area
1415spfileserver parameter file
1416sql92_securityrequire select privilege for searched update/delete
1417sql_traceenable SQL trace
1418sql_versionsql language version parameter for compatibility issues
1419sqltune_categoryCategory qualifier for applying hintsets
1420standby_archive_deststandby database archivelog destination text string
1421standby_file_managementif auto then files are created/dropped automatically on standby
1422star_transformation_enabledenable the use of star transformation
1423statistics_levelstatistics level
1424streams_pool_sizesize in bytes of the streams pool
1425tape_asynch_ioUse asynch I/O requests for tape devices
1426threadRedo thread to mount
1427timed_os_statisticsinternal os statistic gathering interval in seconds
1428timed_statisticsmaintain internal timing statistics
1429trace_enabledenable KST tracing
1430tracefile_identifiertrace file custom identifier
1431transactionsmax. number of concurrent active transactions
1432transactions_per_rollback_segmentnumber of active transactions per rollback segment
1433undo_managementinstance runs in SMU mode if TRUE, else in RBU mode
1434undo_retentionundo retention in seconds
1435undo_tablespaceuse/switch undo tablespace
1436use_indirect_data_buffersEnable indirect data buffers (very large SGA on 32-bit platforms)
1437use_sigioUse SIGIO signal
1438user_dump_destUser process dump directory
1439utl_file_dirutl_file accessible directories list
1440workarea_size_policypolicy used to size SQL working areas (MANUAL/AUTO)

\_db_block_buffers