Skip to main content

Where the statistics are stored in oracle database and views to check STATS details

Where the statistics are stored in oracle database and views to check STATS details?

Statistics on tables, indexes, and columns are stored in the data dictionary. To view statistics in the data dictionary, query the appropriate data dictionary view (USER, ALL, or DBA). These DBA_* views include the following:

DBA_TABLES

DBA_OBJECT_TABLES

DBA_TAB_STATISTICS

DBA_TAB_COL_STATISTICS

DBA_TAB_HISTOGRAMS

DBA_INDEXES

DBA_IND_STATISTICS

DBA_CLUSTERS

DBA_TAB_PARTITIONS

DBA_TAB_SUBPARTITIONS

DBA_IND_PARTITIONS

DBA_IND_SUBPARTITIONS

DBA_PART_COL_STATISTICS

DBA_PART_HISTOGRAMS

DBA_SUBPART_COL_STATISTICS

DBA_SUBPART_HISTOGRAMS
Labels:

Comments

Post a Comment

Popular posts from this blog

Registering The Database to RMAN catalog database:

Registering The Database to RMAN catalog database: Need to start RMAN as follows: RMAN target=sys/password@database_to_backup rcvcat=sys/password@recovery_catalog_database Another variation on the command, if the recovery catalog and the database were on the same server, might be as shown: oraenv ORACLE_SID = [KKUY] ? KKUY RMAN rcvcat=sys/password@recovery_catalog_database RMAN> connect target Recovery Manager: Release 8.0.5.1.0 - Production RMAN-06005: connected to target database: KKUY RMAN-06008: connected to recovery catalog database Use the below command to register the database. RMAN>register database; Want to verify if a database is registered in the recovery catalog. To do this, connect to RMAN and issue the command LIST INCARNATION OF DATABASE. RMAN> list incarnation of database; RMAN-03022: compiling command: list RMAN-06240: List of Database Incarnations RMAN-06241: DB Key Inc Key DB Name DB ID      CUR Reset SCN   Reset Time RMAN
Post a Comment
Read more

ORA-39014: One or more workers have prematurely exited.ORA-00018: maximum number of sessions exceeded

ERROR: I was Performing a full database import and during the import I faced the below error. ORA-39014: One or more workers have prematurely exited. ORA-39029: worker 6 with process name "DW07" prematurely terminated ORA-31672: Worker process DW07 died unexpectedly. Job "SYSTEM"."SYS_IMPORT_FULL_04" stopped due to fatal error at 00:59:40 ORA-39014: One or more workers have prematurely exited. SOLUTION:  Run the import with fewer parallel processes, like PARALLEL=2 instead of 8. I was able to run the import successfully. NOTE 1: This errors occurs when there are less session allocation in the database. check the session,process parameters and increase them accordingly. To avoid such errors again. NOTE 2 : Note: Increasing processes parameter increases the amount of shared memory that needs to be reserved & the OS must be configured to support the larger amount of shared memory. So here we first need to increase the Memory & SG
Post a Comment
Read more