Using UTL_COMPRESS Results in Poor Compression Ratio
(Doc ID 1055822.1)
Last updated on FEBRUARY 24, 2019
Applies to:PL/SQL - Version 10.2.0.3 to 220.127.116.11 [Release 10.2 to 11.1]
Information in this document applies to any platform.
Compressing files with UTL_COMPRESS results in a very poor compression ratio.
A JAVA utility via a java stored procedure has a compression ratio of 1:20, also GZIP delivers a
compression ratio of 1:20.
UTL_COMPRESS only delivers a compression ratio of 1:2.
With this compression ratio much more disk space is required.
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