[MDEV-10878] Properly fix empty OVER() clause in window functions Created: 2016-09-23  Updated: 2017-10-17

Status: Open
Project: MariaDB Server
Component/s: Optimizer - Window functions
Affects Version/s: 10.2
Fix Version/s: 10.2

Type: Bug Priority: Major
Reporter: Vicențiu Ciorbaru Assignee: Vicențiu Ciorbaru
Resolution: Unresolved Votes: 0
Labels: None

Issue Links:
Problem/Incident
is caused by MDEV-9935 Window functions: assertion failure w... Closed

 Description   

Fixing MDEV-9935 was done by forcing a random column sort. This is not the appropriate solution for all cases. We should not have to call filesort in the first place for that scenario.
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