Compression may affect data entries in existing tables under rare conditions.

Details

Detail name Value
Changelog Number 21151
Type Bug
Status Resolved
Affected Versions Exasol 8.6.0
Fix Versions Exasol 8.29.0
Resolution Date 2024-07-12

Description

Under very rare conditions, table compression might unintentionally modify certain columns by overwriting them with unintended data.

Workaround

There is no specific workaround.

Fix

Recompression no longer creates invalid data inside tables.
All customers that are running version 8.6.0 or later should immediately update to one of the fixed versions.