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-rw-r--r--mysql-test/t/subselect.test48
1 files changed, 43 insertions, 5 deletions
diff --git a/mysql-test/t/subselect.test b/mysql-test/t/subselect.test
index a9edc831fdc..ead7c89d1c0 100644
--- a/mysql-test/t/subselect.test
+++ b/mysql-test/t/subselect.test
@@ -30,7 +30,7 @@ SELECT 1 IN (SELECT 1);
SELECT 1 FROM (SELECT 1 as a) b WHERE 1 IN (SELECT (SELECT a));
-- error ER_WRONG_USAGE
select (SELECT 1 FROM (SELECT 1) a PROCEDURE ANALYSE(1));
--- error ER_WRONG_PARAMETERS_TO_PROCEDURE
+-- error ER_WRONG_USAGE
SELECT 1 FROM (SELECT 1) a PROCEDURE ANALYSE((SELECT 1));
-- error ER_BAD_FIELD_ERROR
SELECT (SELECT 1) as a FROM (SELECT 1) b WHERE (SELECT a) IS NULL;
@@ -811,7 +811,8 @@ create table t1 (a int, b int, index a (a,b));
create table t2 (a int, index a (a));
create table t3 (a int, b int, index a (a));
insert into t1 values (1,10), (2,20), (3,30), (4,40);
-disable_query_log;
+--disable_query_log
+begin;
# making table large enough
let $1 = 10000;
while ($1)
@@ -819,7 +820,8 @@ while ($1)
eval insert into t1 values (rand()*100000+200,rand()*100000);
dec $1;
}
-enable_query_log;
+commit;
+--enable_query_log
insert into t2 values (2), (3), (4), (5);
insert into t3 values (10,3), (20,4), (30,5);
select * from t2 where t2.a in (select a from t1);
@@ -2607,7 +2609,8 @@ CREATE TABLE t1 (a int, b int auto_increment, PRIMARY KEY (b));
CREATE TABLE t2 (x int auto_increment, y int, z int,
PRIMARY KEY (x), FOREIGN KEY (y) REFERENCES t1 (b));
-disable_query_log;
+--disable_query_log
+begin;
let $1=3000;
while ($1)
{
@@ -2621,7 +2624,8 @@ while ($1)
}
dec $1;
}
-enable_query_log;
+commit;
+--enable_query_log
SET SESSION sort_buffer_size = 32 * 1024;
SELECT SQL_NO_CACHE COUNT(*)
@@ -3222,11 +3226,13 @@ insert into t1 values(1,1),(2,2), (3, 3);
let $i=10000;
--disable_query_log
--disable_warnings
+begin;
while ($i)
{
eval insert into t2 values (-1 , $i/5000 + 1, '$i');
dec $i;
}
+commit;
--enable_warnings
--enable_query_log
set session sort_buffer_size= 33*1024;
@@ -3336,6 +3342,38 @@ EXPLAIN EXTENDED SELECT * FROM C WHERE `int_key` IN (SELECT `int_nokey`);
DROP TABLE C;
--echo # End of test for bug#45061.
+
+--echo #
+--echo # Bug #46749: Segfault in add_key_fields() with outer subquery level
+--echo # field references
+--echo #
+
+CREATE TABLE t1 (
+ a int,
+ b int,
+ UNIQUE (a), KEY (b)
+);
+INSERT INTO t1 VALUES (1,1), (2,1);
+
+CREATE TABLE st1 like t1;
+INSERT INTO st1 VALUES (1,1), (2,1);
+
+CREATE TABLE st2 like t1;
+INSERT INTO st2 VALUES (1,1), (2,1);
+
+# should have "impossible where"
+EXPLAIN
+SELECT MAX(b), (SELECT COUNT(*) FROM st1,st2 WHERE st2.b <= t1.b)
+FROM t1
+WHERE a = 230;
+
+# should not crash
+SELECT MAX(b), (SELECT COUNT(*) FROM st1,st2 WHERE st2.b <= t1.b)
+FROM t1
+WHERE a = 230;
+
+DROP TABLE t1, st1, st2;
+
--echo End of 5.0 tests.
#