Commit a72c980c authored by Sergey Glukhov's avatar Sergey Glukhov
Browse files

Bug#34760 Character set autodetection appears to fail 

the problem is the same as reported in bug#20835,
so the fix is backport of bug#20835 patch.
parent 240d0633

mysql-test/r/subselect.result

+15 −0
Original line number Diff line number Diff line
@@ -4407,4 +4407,19 @@ pk a 
3	30

2	20

DROP TABLE t1,t2;

CREATE TABLE t1 (s1 char(1));

INSERT INTO t1 VALUES ('a');

SELECT * FROM t1 WHERE _utf8'a' = ANY (SELECT s1 FROM t1);

s1

a

DROP TABLE t1;

CREATE TABLE t1(id BIGINT);

CREATE TABLE t2(id1 BIGINT, id2 BIGINT);

INSERT INTO t1 VALUES (1),(2),(3);

INSERT INTO t2 VALUES (2,1),(3,1);

SELECT * FROM t1 i WHERE 1 IN (SELECT l.id2 FROM t2 l WHERE i.id=l.id1);

id

2

3

DROP TABLE t1, t2;

End of 5.0 tests.

mysql-test/t/subselect.test

+18 −1
Original line number Diff line number Diff line
@@ -3307,5 +3307,22 @@ SELECT * FROM t1 
   WHERE EXISTS (SELECT DISTINCT a FROM t2 WHERE t1.a < t2.a ORDER BY b);

DROP TABLE t1,t2;



--echo End of 5.0 tests.

#

# Bug#20835 (literal string with =any values)

#

CREATE TABLE t1 (s1 char(1));

INSERT INTO t1 VALUES ('a');

SELECT * FROM t1 WHERE _utf8'a' = ANY (SELECT s1 FROM t1);

DROP TABLE t1;



#

# Bug#40519 Subselect query using bigint fails

#

CREATE TABLE t1(id BIGINT);

CREATE TABLE t2(id1 BIGINT, id2 BIGINT);

INSERT INTO t1 VALUES (1),(2),(3);

INSERT INTO t2 VALUES (2,1),(3,1);

SELECT * FROM t1 i WHERE 1 IN (SELECT l.id2 FROM t2 l WHERE i.id=l.id1);

DROP TABLE t1, t2;



--echo End of 5.0 tests.

sql/item_cmpfunc.cc

+2 −1
Original line number Diff line number Diff line
@@ -1434,7 +1434,8 @@ bool Item_in_optimizer::fix_left(THD *thd, Item **ref) 
  }

  not_null_tables_cache= args[0]->not_null_tables();

  with_sum_func= args[0]->with_sum_func;

  const_item_cache= args[0]->const_item();

  if ((const_item_cache= args[0]->const_item()))

    cache->store(args[0]);

  return 0;

}