The bug is related to index condition pushdown: set @@optimizer_switch='index_condition_pushdown=on';
My current analysis shows that the condition on table t3 is pushed to the index as a whole, but apparently is not used to filter the rows of table t3.
The bug is related to index condition pushdown: switch= 'index_ condition_ pushdown= on';
set @@optimizer_
My current analysis shows that the condition on table t3 is
pushed to the index as a whole, but apparently is not used
to filter the rows of table t3.