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LPBUG#524025 Running RQG outer_join test leads to crash

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Save no-records constant tables in JOIN::const_table_map before we invoke
eliminate_tables(). Failure to do so caused crash when the same table was
marked as constant two times

mysql-test/r/table_elim.result:
  LPBUG#524025 Running RQG outer_join test leads to crash
  - Testcase
mysql-test/t/table_elim.test:
  LPBUG#524025 Running RQG outer_join test leads to crash
  - Testcase
sql/sql_select.cc:
  LPBUG#524025 Running RQG outer_join test leads to crash
  Save no-records constant tables in JOIN::const_table_map before we invoke eliminate_tables(). Failure to do so caused crash when the same table was marked as constant two times.
This commit is contained in:
Sergey Petrunya
2010-03-06 15:09:02 +03:00
parent f04cf03f75
commit 81424b5bda
3 changed files with 158 additions and 3 deletions
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73
mysql-test/r/table_elim.result
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@ -1,4 +1,4 @@
drop table if exists t0, t1, t2, t3;
drop table if exists t0, t1, t2, t3, t4, t5, t6;
drop view if exists v1, v2;
create table t1 (a int);
insert into t1 values (0),(1),(2),(3);
@ -464,3 +464,74 @@ t1 AS table3 ON (
HAVING field1 < 216;
field1
DROP TABLE t1, t2;
#
# LPBUG#524025 Running RQG outer_join test leads to crash
#
CREATE TABLE t0 (
pk int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (pk)
);
CREATE TABLE t1 (
col_int int(11) DEFAULT NULL,
col_int_key int(11) DEFAULT NULL,
pk int(11) NOT NULL AUTO_INCREMENT,
col_varchar_10_latin1 varchar(10) DEFAULT NULL,
PRIMARY KEY (pk)
);
INSERT INTO t1 VALUES (5,5,1,'t'), (NULL,NULL,2,'y');
CREATE TABLE t2 (
col_int int(11) DEFAULT NULL
);
INSERT INTO t2 VALUES (8), (4);
CREATE TABLE t3 (
pk int(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (pk)
);
INSERT INTO t3 VALUES (1),(8);
CREATE TABLE t4 (
pk int(11) NOT NULL AUTO_INCREMENT,
col_varchar_1024_latin1_key varchar(1024) DEFAULT NULL,
col_int int(11) DEFAULT NULL,
PRIMARY KEY (pk)
);
INSERT INTO t4 VALUES (1,'o',1), (2,'w',2);
CREATE TABLE t5 (
col_varchar_1024_utf8_key varchar(1024) CHARACTER SET utf8 DEFAULT NULL,
col_varchar_1024_latin1_key varchar(1024) DEFAULT NULL,
col_varchar_10_utf8_key varchar(1024) CHARACTER SET utf8 DEFAULT NULL,
pk int(11) NOT NULL AUTO_INCREMENT,
col_int_key int(11) DEFAULT NULL,
PRIMARY KEY (pk)
);
INSERT INTO t5 VALUES ('k','a','z',1,2),('x','a','w',2,7);
CREATE TABLE t6 (
col_int int(11) DEFAULT NULL,
col_int_key int(11) DEFAULT NULL
);
INSERT INTO t6 VALUES (6,1),(8,3);
SELECT
table3.col_int AS field1,
table1.col_int AS field2,
table1.col_int_key AS field3,
table1.pk AS field4,
table1.col_int AS field5,
table2.col_int AS field6
FROM
t1 AS table1
LEFT OUTER JOIN
t4 AS table2
LEFT JOIN t6 AS table3
RIGHT JOIN t3 AS table4
LEFT JOIN t5 AS table5 ON table4.pk = table5.pk
LEFT JOIN t0 AS table6 ON table5.col_int_key = table6.pk
ON table3.col_int_key = table5.pk
ON table2.col_varchar_1024_latin1_key = table5.col_varchar_10_utf8_key
LEFT JOIN t6 AS table7 ON table2.pk = table7.col_int
ON table1.col_varchar_10_latin1 = table5.col_varchar_1024_latin1_key
LEFT JOIN t2 AS table8 ON table3.col_int = table8.col_int
WHERE
table1.col_int_key < table2.pk
HAVING
field4 != 6;
field1 field2 field3 field4 field5 field6
drop table t0,t1,t2,t3,t4,t5,t6;