[MDEV-28366] GLOBAL debug_dbug setting affected by collation_connection=utf16… - Jira

Type: Bug
Status: Closed (View Workflow)
Priority: Major
Resolution: Fixed
Affects Version/s: 10.2(EOL), 10.3(EOL), 10.4(EOL), 10.5, 10.6, 10.7(EOL), 10.8(EOL), 10.9(EOL)
Fix Version/s: 10.5.25, 10.11.8, 10.6.18, 11.0.6, 11.1.5, 11.2.4, 11.4.2, 11.5.1
Component/s: Character Sets, Debug
Labels:
- debug

SET collation_connection=utf16le_general_ci;

SET GLOBAL debug_dbug='d,any_random_string';

Will add about 8000-11000 lines of debug information to the error log. However,

SET GLOBAL debug_dbug='d,any_random_string';

Does not. Happens on all 10.2-10.9 debug versions. Tested via CLI only.

Discussed with bar and marko.

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