MDEV-21958 Query having many NOT-IN clauses running forever and causing available free memory to use completely

vuvova · vuvova · commit ad772478660a · 2020-05-27T15:56:40.000+02:00
let thd-&gt;killed to abort range optimizer
diff --git a/sql/opt_range.h b/sql/opt_range.h
@@ -656,6 +656,7 @@ class RANGE_OPT_PARAM
   bool statement_should_be_aborted() const
   {
     return
+      thd->killed ||
       thd->is_fatal_error ||
       thd->is_error() ||
       alloced_sel_args > SEL_ARG::MAX_SEL_ARGS;

Original file line number	Diff line number	Diff line change
`@@ -656,6 +656,7 @@ class RANGE_OPT_PARAM`
`656`	`656`	`bool statement_should_be_aborted() const`
`657`	`657`	`{`
`658`	`658`	`return`
	`659`	`+ thd->killed \|\|`
`659`	`660`	`thd->is_fatal_error \|\|`
`660`	`661`	`thd->is_error() \|\|`
`661`	`662`	`alloced_sel_args > SEL_ARG::MAX_SEL_ARGS;`