MDEV-7317: Make an index ignorable to the optimizer: more tests

Add a test that marking index as [not] ignored uses algorithm=instant with InnoDB.
MariaDB · Mar 17, 2021 · 707101d · 707101d
1 parent d9c5eb2
commit 707101d
Show file tree

Hide file tree

Showing 2 changed files with 23 additions and 0 deletions.
diff --git a/mysql-test/main/ignore_indexes_innodb.result b/mysql-test/main/ignore_indexes_innodb.result
@@ -0,0 +1,7 @@
+create table t1 (a int, b int, key a1(a)) engine=innodb;
+insert into t1 values (1,1),(2,2),(3,3);
+set alter_algorithm='instant';
+alter table t1 alter index a1 ignored;
+alter table t1 alter index a1 not ignored;
+set alter_algorithm=default;
+drop table t1;
diff --git a/mysql-test/main/ignore_indexes_innodb.test b/mysql-test/main/ignore_indexes_innodb.test
@@ -0,0 +1,16 @@
+--source include/have_innodb.inc
+
+#
+# Check if marking index as [not] ignored is an instant operation with InnoDB
+# 
+create table t1 (a int, b int, key a1(a)) engine=innodb;
+insert into t1 values (1,1),(2,2),(3,3);
+
+set alter_algorithm='instant';
+alter table t1 alter index a1 ignored;
+
+alter table t1 alter index a1 not ignored;
+
+set alter_algorithm=default;
+drop table t1;
+