BUG#17152: Wrong result with BINARY comparison on aliased column

  Testsuite added

1 files changed, 35 insertions, 0 deletions

diff --git a/mysql-test/r/innodb.result b/mysql-test/r/innodb.result
index 9a190557211..75e41e7a94f 100644
--- a/mysql-test/r/innodb.result
+++ b/mysql-test/r/innodb.result
@@ -3241,3 +3241,38 @@ where t2.a between t1.a - interval 2 day and t1.a + interval 2 day;
 a	a
 2005-10-01	2005-10-01
 drop table t1, t2;
+CREATE TABLE t1 (
+a BIGINT(20) NOT NULL,
+PRIMARY KEY  (a)
+) ENGINE=INNODB DEFAULT CHARSET=UTF8;
+CREATE TABLE t2 (
+a BIGINT(20) NOT NULL,
+b VARCHAR(128) NOT NULL,
+c TEXT NOT NULL,
+PRIMARY KEY  (a,b),
+KEY idx_t2_b_c (b,c(200)),
+CONSTRAINT t_fk FOREIGN KEY (a) REFERENCES t1 (a) 
+ON DELETE CASCADE
+) ENGINE=INNODB DEFAULT CHARSET=UTF8;
+INSERT INTO t1 VALUES (1);
+INSERT INTO t2 VALUES (1, 'bar', 'vbar');
+INSERT INTO t2 VALUES (1, 'BAR2', 'VBAR');
+INSERT INTO t2 VALUES (1, 'bar_bar', 'bibi');
+INSERT INTO t2 VALUES (1, 'customer_over', '1');
+SELECT * FROM t2 WHERE b = 'customer_over';
+a	b	c
+1	customer_over	1
+SELECT * FROM t2 WHERE BINARY b = 'customer_over';
+a	b	c
+1	customer_over	1
+SELECT DISTINCT p0.a FROM t2 p0 WHERE p0.b = 'customer_over';
+a
+1
+/* Bang: Empty result set, above was expected: */
+SELECT DISTINCT p0.a FROM t2 p0 WHERE BINARY p0.b = 'customer_over';
+a
+1
+SELECT p0.a FROM t2 p0 WHERE BINARY p0.b = 'customer_over';
+a
+1
+drop table t2, t1;