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MDEV-21134 Crash with partitioned table, PARTITION syntax, and index_merge.

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When the partition table is cloned, the handlers for the partitions that were not opened
should anyway be created (but not opened).
This commit is contained in:
Alexey Botchkov
2022-08-19 11:24:51 +04:00
parent 47e9678982
commit b2cfcf1d1f
3 changed files with 126 additions and 5 deletions
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34
mysql-test/main/partition_explicit_prune.test
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@ -1,5 +1,6 @@
--source include/have_innodb.inc
--source include/have_partition.inc
--source include/have_sequence.inc
# Helper statement
let $get_handler_status_counts= SELECT * FROM INFORMATION_SCHEMA.SESSION_STATUS
@ -874,7 +875,7 @@ SELECT * FROM t1 PARTITION (p0);
ALTER TABLE t1 EXCHANGE PARTITION p0 WITH TABLE t2;
SELECT * FROM t1 PARTITION (p0);
UNLOCK TABLES;
DROP TABLE t1;
DROP TABLE t1, t2;
--echo #
--echo # MDEV-18371 Server crashes in ha_innobase::cmp_ref upon UPDATE with PARTITION clause.
@ -885,7 +886,34 @@ INSERT INTO t1 VALUES (3,0),(8,2),(7,8),(3,4),(2,4),(0,7),(4,3),(3,6);
FLUSH TABLES;
UPDATE t1 PARTITION (p3,p1) SET a = 2 WHERE a = 3;
SELECT * FROM t1;
DROP TABLE t1;
--echo #
--echo # MDEV-21134 Crash with partitioned table, PARTITION syntax, and index_merge.
--echo #
# Cleanup
DROP TABLE t1, t2;
create table t1 (
pk int primary key,
a int,
b int,
filler char(32),
key (a),
key (b)
) engine=myisam partition by range(pk) (
partition p0 values less than (10),
partition p1 values less than MAXVALUE
) ;
insert into t1 select
seq,
MOD(seq, 100),
MOD(seq, 100),
'filler-data-filler-data'
from
seq_1_to_5000;
explain select * from t1 partition (p1) where a=10 and b=10;
flush tables;
select * from t1 partition (p1)where a=10 and b=10;
DROP TABLE t1;