How to Use DBMS_COMPRESSION.GET_COMPRESSION_RATIO in 12c
Last updated on JUNE 08, 2017
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206 and later
Information in this document applies to any platform.
You want to find the estimated compression ratio, rows in a block, and blocks used, for both compressed and uncompressed samples, for an object or partition/subpartition of an object in 12c.
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