This article contains all the useful gather statistics related commands. 1. Gather dictionary stats: -- It gathers statistics for dictionary schemas 'SYS', 'SYSTEM' and other internal schemas. EXEC DB...
statistics
ORA-20002: Version of statistics table SCOTT.STATS is too old
PROBLEM: While importing a stats table in oracle 12c, for which the stats export was done from 11g , got below error. i.e both stats table was exported from a lower version and import attempt was done...
How to export and import statistics in oracle
If you wish to save your statistics of schema or table, which you can use later during any query issue Or if you wish copy the statistics from production database to development , then this method wil...
Gather stats and Publish them later in oracle
In major production database, sometimes gathering stats can degrade the performance of the queries. So what we can do it, first gather the stats of the table or schema,without publishing it. After tes...