1berry/MariaDB-server
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

MDEV-6453: Assertion `inited==NONE || (inited==RND && scan)' failed in handler::ha_rnd_init(bool)

Browse Source 
with InnoDB, joins, AND/OR conditions

The inited parameter handler is not initialised when we do a quick_select after a table scan.
This commit is contained in:
Varun Gupta 2018-12-16 21:50:49 +02:00
parent 1a7158b88a
commit d1f399408d
3 changed files with 39 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
mysql-test/r/range_innodb.result
View File

@ -37,3 +37,21 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t0 ALL NULL NULL NULL NULL 10
1 SIMPLE t2 range a,b b 5 NULL 201 Using where; Using join buffer (flat, BNL join)
drop table t0,t1,t2;
CREATE TABLE t1 (
pk INT PRIMARY KEY, f1 INT, f2 CHAR(1), f3 CHAR(1),
KEY(f1), KEY(f2)
) ENGINE=InnoDB;
INSERT INTO t1 VALUES
(1,4,'v',NULL),(2,6,'v',NULL),(3,7,'c',NULL),(4,1,'e',NULL),(5,0,'x',NULL),
(6,7,'i',NULL),(7,7,'e',NULL),(8,1,'p',NULL),(9,7,'s',NULL),(10,1,'j',NULL),
(11,5,'z',NULL),(12,2,'c',NULL),(13,0,'a',NULL),(14,1,'q',NULL),(15,8,'y',NULL),
(16,1,'m',NULL),(17,1,'r',NULL),(18,9,'v',NULL),(19,1,'n',NULL);
CREATE TABLE t2 (f4 INT, f5 CHAR(1)) ENGINE=InnoDB;
INSERT INTO t2 VALUES (4,'q'),(NULL,'j');
SELECT * FROM t1 AS t1_1, t1 AS t1_2, t2
WHERE f5 = t1_2.f2 AND ( t1_1.f1 = 103 AND t1_1.f2 = 'o' OR t1_1.pk < f4 );
pk f1 f2 f3 pk f1 f2 f3 f4 f5
1 4 v NULL 14 1 q NULL 4 q
2 6 v NULL 14 1 q NULL 4 q
3 7 c NULL 14 1 q NULL 4 q
drop table t1,t2;

17
mysql-test/t/range_innodb.test
View File

@ -45,3 +45,20 @@ explain select * from t0 left join t2 on t2.a <t0.a and t2.b between 50 and 250;
drop table t0,t1,t2;
CREATE TABLE t1 (
pk INT PRIMARY KEY, f1 INT, f2 CHAR(1), f3 CHAR(1),
KEY(f1), KEY(f2)
) ENGINE=InnoDB;
INSERT INTO t1 VALUES
(1,4,'v',NULL),(2,6,'v',NULL),(3,7,'c',NULL),(4,1,'e',NULL),(5,0,'x',NULL),
(6,7,'i',NULL),(7,7,'e',NULL),(8,1,'p',NULL),(9,7,'s',NULL),(10,1,'j',NULL),
(11,5,'z',NULL),(12,2,'c',NULL),(13,0,'a',NULL),(14,1,'q',NULL),(15,8,'y',NULL),
(16,1,'m',NULL),(17,1,'r',NULL),(18,9,'v',NULL),(19,1,'n',NULL);
CREATE TABLE t2 (f4 INT, f5 CHAR(1)) ENGINE=InnoDB;
INSERT INTO t2 VALUES (4,'q'),(NULL,'j');
SELECT * FROM t1 AS t1_1, t1 AS t1_2, t2
WHERE f5 = t1_2.f2 AND ( t1_1.f1 = 103 AND t1_1.f2 = 'o' OR t1_1.pk < f4 );
drop table t1,t2;

4
sql/sql_select.cc
View File

@ -18883,6 +18883,10 @@ test_if_quick_select(JOIN_TAB *tab)
delete tab->select->quick;
tab->select->quick=0;
if (tab->table->file->inited != handler::NONE)
tab->table->file->ha_index_or_rnd_end();
return tab->select->test_quick_select(tab->join->thd, tab->keys,
(table_map) 0, HA_POS_ERROR, 0,
FALSE);