collect statistics error
Database version is 11g r1 11.1.0.6I am currently collecting statistics of the schema I am facing following error
SQL > exec dbms_stats.gather_SCHEMA_stats (ownname = > 'WMWHSE1', estimate_percent = > dbms_stats.auto_sample_size, method_opt = > 'FOR ALL THE COLUMNS SIZE AUTO', cascade = > TRUE);
BEGIN dbms_stats.gather_SCHEMA_stats (ownname = > 'WMWHSE1', estimate_percent = > dbms_stats.auto_sample_size, method_opt = > 'FOR ALL THE COLUMNS SIZE AUTO', cascade = > TRUE); END;
*
ERROR on line 1:
ORA-03113: end of file on communication channel
Process ID: 24820
Session ID: 1038 serial number: 34509
First time I successfully gather stats of the schema but the second time I am tring to do, but given the error
947721 wrote:
SQL > exec dbms_stats.gather_SCHEMA_stats (ownname-online 'WMWHSE1', estimate_percent-online dbms_stats.auto_sample_size, method_opt => 'FOR ALL COLUMNS SIZE AUTO', cascade => TRUE);
START dbms_stats.gather_SCHEMA_stats (ownname-online 'WMWHSE1', estimate_percent-online dbms_stats.auto_sample_size, method_opt => 'FOR ALL COLUMNS SIZE AUTO', cascade => TRUE); END;*
ERROR on line 1:
ORA-03113: end of file on communication channel
Process ID: 24820
Session ID: 1038 serial number: 34509
You tell not how long the task runs before crashing.
If this isn't a lot of time, you can activate Event 10046 (using dbms_monitor, perhaps) to level 4 (lie).
This can tell you exactly what the session is done when it crashes.
Note: If the default grouping is "gather stale", which would explain why the work may run successfully several times before a critical table is going stale and causes an accident on the next collection.
Concerning
Jonathan Lewis
Tags: Database
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52 million lines?
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My Version of Oracle DB is:
BANNER
--------------------------------------------------------------------------------
Oracle Database 11 g Enterprise Edition Release 11.2.0.1.0 - 64 bit Production
PL/SQL Release 11.2.0.1.0 - Production
CORE 11.2.0.1.0 Production
AMT for Linux: Version 11.2.0.1.0 - Production
NLSRTL Version 11.2.0.1.0 - Production
In versions of prior oracle db, we used to schedule tasks to run on a daily basis for collecting statistics. Especially for tables that are frequent and huge inserts.
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We expect 100000 documents to insert on a daily basis.
Thank youSELECT JOB_NAME, START_DATE, REPEAT_INTERVAL, LAST_START_DATE, NEXT_RUN_DATE,ENABLED FROM dba_scheduler_jobs WHERE job_name LIKE '%STAT%' ORDER BY 1; JOB_NAME START_DATE REPEAT_INTERVAL LAST_START_DATE NEXT_RUN_DATE ENABLED ------------------------------ -------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- -------------------------------------- -------------------------------------- ------- BSLN_MAINTAIN_STATS_JOB 16-AUG-09 12.00.00.000000000 AM -07:00 14-APR-13 12.00.00.427370000 AM -07:00 21-APR-13 12.00.00.400000000 AM -07:00 TRUE MGMT_STATS_CONFIG_JOB 15-AUG-09 12.24.04.694342000 AM -07:00 freq=monthly;interval=1;bymonthday=1;byhour=01;byminute=01;bysecond=01 01-APR-13 01.01.01.710280000 AM -07:00 01-MAY-13 01.01.01.700000000 AM -07:00 TRUE
SomiyaYour understanding is not correct. These jobs are in dba_autotask_task.
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-------------
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