Full Table Scans on a Table Reading One Block at a Time. (Due To Chained / Migrated Rows)
(Doc ID 554366.1)
Last updated on OCTOBER 23, 2019
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206 to 220.127.116.11 [Release 8.1.7 to 11.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.
Parameter DB_FILE_MULTIBLOCK_READ_COUNT is set to 16.
Here is an example:
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