Why Does DBMS_STATS.AUTO_SAMPLE_SIZE Sample all Rows Unexpectedly
(Doc ID 343849.1)
Last updated on AUGUST 21, 2023
Applies to:
Oracle Database Exadata Express Cloud Service - Version N/A and laterOracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Oracle Database Cloud Service - Version N/A and later
Information in this document applies to any platform.
Goal
Based upon the DBMS_STATS.AUTO_SAMPLE_SIZE information for your version (see: Document 1226841.1 ), after running:
to be less than the number of rows - but in some cases they are equal, indicating we have sampled all rows.
Solution
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In this Document
Goal |
Solution |
References |