1 files changed, 24 insertions, 0 deletions
diff --git a/mysql-test/suite/versioning/t/partition.test b/mysql-test/suite/versioning/t/partition.test
index 8898088b1bc..282af4b5bc7 100644
--- a/mysql-test/suite/versioning/t/partition.test
+++ b/mysql-test/suite/versioning/t/partition.test
@@ -568,3 +568,27 @@ update t1, t2 set a = 1;
 drop table t1, t2;
 
 --source suite/versioning/common_finish.inc
+--echo #
+--echo # MDEV-17091 Assertion `old_part_id == m_last_part' failed in
+--echo # ha_partition::update_row or `part_id == m_last_part' in
+--echo # ha_partition::delete_row upon UPDATE/DELETE after dropping versioning
+--echo #
+create or replace table t1 (pk int primary key, f int) engine=innodb
+        with system versioning
+        partition by key() partitions 2;
+insert into t1 values (1,10),(2,20);
+--echo # expected to hit same partition
+select * from t1 partition (p0);
+alter table t1 drop system versioning;
+
+--echo # 1 and 2 are expected to be in different partitions
+select * from t1 partition(p0);
+select * from t1 partition(p1);
+
+update t1 set f=pk;
+delete from t1;
+drop table t1;
+
+--echo # Test cleanup
+drop database test;
+create database test;