appending locks for FK parent table read references should be optional
Bug #922343 reported by
Seppo Jaakola
This bug affects 1 person
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
MySQL patches by Codership |
Triaged
|
Wishlist
|
Unassigned |
Bug Description
FIx for lp:913293 can cause performance regression for multi-master non-PA use cases. Before the general FK design is implemented, it is better to let people disable this FK safety precaution (when known to be safe, of course) to gain better performance.
So the recommended fix here is to add a temporary option, e.g. wsrep_skip_
Changed in codership-mysql: | |
importance: | Undecided → Wishlist |
milestone: | none → 5.5.20-23.4 |
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The orthodox wing of Codership R&D decided that such temporary solution will not be provided, but FK support must be complete from the very beginning, bug: lp:922757 entered to track the complete fix progress