Auto-merge from mysql-next-mr-bugfixing.

mysql-test/r/alter_table.result

@@ -1354,3 +1354,15 @@ DROP i,
 ADD i INT UNSIGNED NOT NULL AUTO_INCREMENT,
 AUTO_INCREMENT = 1;
 DROP TABLE t1;
+CREATE TABLE t1 (a CHAR(1), PRIMARY KEY (a(255)));
+ERROR HY000: Incorrect prefix key; the used key part isn't a string, the used length is longer than the key part, or the storage engine doesn't support unique prefix keys
+CREATE TABLE t1 (a CHAR(1));
+ALTER TABLE t1 ADD PRIMARY KEY (a(20));
+ERROR HY000: Incorrect prefix key; the used key part isn't a string, the used length is longer than the key part, or the storage engine doesn't support unique prefix keys
+ALTER TABLE t1 ADD KEY (a(20));
+ERROR HY000: Incorrect prefix key; the used key part isn't a string, the used length is longer than the key part, or the storage engine doesn't support unique prefix keys
+CREATE UNIQUE INDEX i1 ON t1 (a(20));
+ERROR HY000: Incorrect prefix key; the used key part isn't a string, the used length is longer than the key part, or the storage engine doesn't support unique prefix keys
+CREATE INDEX i2 ON t1 (a(20));
+ERROR HY000: Incorrect prefix key; the used key part isn't a string, the used length is longer than the key part, or the storage engine doesn't support unique prefix keys
+DROP TABLE t1;

mysql-test/r/gis.result

@@ -1058,3 +1058,33 @@ SELECT Polygon(12345123,'');
 Polygon(12345123,'')
 NULL
 End of 5.1 tests
+CREATE TABLE t1(
+col0 BINARY NOT NULL,
+col2 TIMESTAMP,
+SPATIAL INDEX i1 (col0)
+) ENGINE=MyISAM;
+ERROR 42000: A SPATIAL index may only contain a geometrical type column
+CREATE TABLE t1 (
+col0 BINARY NOT NULL,
+col2 TIMESTAMP
+) ENGINE=MyISAM;
+CREATE SPATIAL INDEX idx0 ON t1(col0);
+ERROR 42000: A SPATIAL index may only contain a geometrical type column
+ALTER TABLE t1 ADD SPATIAL INDEX i1 (col0);
+ERROR 42000: A SPATIAL index may only contain a geometrical type column
+CREATE TABLE t2 (
+col0 INTEGER NOT NULL,
+col1 POINT,
+col2 POINT
+);
+CREATE SPATIAL INDEX idx0 ON t2 (col1, col2);
+ERROR HY000: Incorrect arguments to SPATIAL INDEX
+CREATE TABLE t3 (
+col0 INTEGER NOT NULL,
+col1 POINT,
+col2 LINESTRING,
+SPATIAL INDEX i1 (col1, col2)
+);
+ERROR HY000: Incorrect arguments to SPATIAL INDEX
+DROP TABLE t1;
+DROP TABLE t2;

mysql-test/r/group_min_max.result

@@ -2686,7 +2686,7 @@ a	c	COUNT(DISTINCT c, a, b)
 1	1	1
 1	1	1
 1	1	1
-2	1	1
+1	1	1
 2	1	1
 2	1	1
 2	1	1
@@ -2714,7 +2714,7 @@ id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
 1	SIMPLE	t2	range	NULL	a	10	NULL	9	Using index for group-by
 SELECT a, COUNT(DISTINCT b), SUM(DISTINCT b) FROM t2 GROUP BY a;
 a	COUNT(DISTINCT b)	SUM(DISTINCT b)
-2	8	36
+1	8	36
 2	8	36
 EXPLAIN SELECT COUNT(DISTINCT b), SUM(DISTINCT b) FROM t2 GROUP BY a;
 id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
@@ -2761,7 +2761,7 @@ SELECT 42 * (a + c + COUNT(DISTINCT c, a, b)) FROM t2 GROUP BY a, b, c;
 126
 126
 126
-168
+126
 168
 168
 168
@@ -2779,3 +2779,24 @@ SELECT (SUM(DISTINCT a) + MAX(b)) FROM t2 GROUP BY a;
 10
 DROP TABLE t1,t2;
 # end of WL#3220 tests
+#
+# Bug#50539: Wrong result when loose index scan is used for an aggregate
+#            function with distinct
+#
+CREATE TABLE t1 (
+f1 int(11) NOT NULL DEFAULT '0',
+f2 char(1) NOT NULL DEFAULT '',
+PRIMARY KEY (f1,f2)
+) ;
+insert into t1 values(1,'A'),(1 , 'B'), (1, 'C'), (2, 'A'), 
+(3, 'A'), (3, 'B'), (3, 'C'), (3, 'D');
+SELECT f1, COUNT(DISTINCT f2) FROM t1 GROUP BY f1;
+f1	COUNT(DISTINCT f2)
+1	3
+2	1
+3	4
+explain SELECT f1, COUNT(DISTINCT f2) FROM t1 GROUP BY f1;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	range	NULL	PRIMARY	5	NULL	9	Using index for group-by (scanning)
+drop table t1;
+# End of test#50539.

mysql-test/t/alter_table.test

@@ -1089,3 +1089,31 @@ ALTER TABLE t1
   ADD i INT UNSIGNED NOT NULL AUTO_INCREMENT,
   AUTO_INCREMENT = 1;
 DROP TABLE t1;
+
+
+#
+# Bug#50542 5.5.x doesn't check length of key prefixes: 
+#           corruption and crash results
+#
+# This case is related to Bug#31031 (above)
+# A statement where the index key is larger/wider than
+# the column type, should cause an error
+#
+--error ER_WRONG_SUB_KEY
+CREATE TABLE t1 (a CHAR(1), PRIMARY KEY (a(255)));
+
+# Test other variants of creating indices
+CREATE TABLE t1 (a CHAR(1));
+#  ALTER TABLE
+--error ER_WRONG_SUB_KEY
+ALTER TABLE t1 ADD PRIMARY KEY (a(20));
+--error ER_WRONG_SUB_KEY
+ALTER TABLE t1 ADD KEY (a(20));
+#  CREATE INDEX
+--error ER_WRONG_SUB_KEY
+CREATE UNIQUE INDEX i1 ON t1 (a(20));
+--error ER_WRONG_SUB_KEY
+CREATE INDEX i2 ON t1 (a(20));
+# cleanup
+DROP TABLE t1;
+

mysql-test/t/gis.test

@@ -726,3 +726,48 @@ SELECT Polygon(1234512,'');
 SELECT Polygon(12345123,'');
 
 --echo End of 5.1 tests
+
+#
+# Bug #50574 5.5.x allows spatial indexes on non-spatial 
+#           columns, causing crashes!
+#
+--error ER_SPATIAL_MUST_HAVE_GEOM_COL
+CREATE TABLE t1(
+  col0 BINARY NOT NULL,
+  col2 TIMESTAMP,
+  SPATIAL INDEX i1 (col0)
+) ENGINE=MyISAM;
+
+# Test other ways to add indices
+CREATE TABLE t1 (
+  col0 BINARY NOT NULL,
+  col2 TIMESTAMP
+) ENGINE=MyISAM;
+
+--error ER_SPATIAL_MUST_HAVE_GEOM_COL
+CREATE SPATIAL INDEX idx0 ON t1(col0);
+
+--error ER_SPATIAL_MUST_HAVE_GEOM_COL
+ALTER TABLE t1 ADD SPATIAL INDEX i1 (col0);
+
+CREATE TABLE t2 (
+  col0 INTEGER NOT NULL,
+  col1 POINT,
+  col2 POINT
+);
+
+--error ER_WRONG_ARGUMENTS
+CREATE SPATIAL INDEX idx0 ON t2 (col1, col2);
+
+--error ER_WRONG_ARGUMENTS
+CREATE TABLE t3 (
+  col0 INTEGER NOT NULL,
+  col1 POINT,
+  col2 LINESTRING,
+  SPATIAL INDEX i1 (col1, col2)
+);
+
+# cleanup
+DROP TABLE t1;
+DROP TABLE t2;
+

mysql-test/t/group_min_max.test

@@ -1166,3 +1166,22 @@ SELECT (SUM(DISTINCT a) + MAX(b)) FROM t2 GROUP BY a;
 DROP TABLE t1,t2;
 
 --echo # end of WL#3220 tests
+
+--echo #
+--echo # Bug#50539: Wrong result when loose index scan is used for an aggregate
+--echo #            function with distinct
+--echo #
+CREATE TABLE t1 (
+  f1 int(11) NOT NULL DEFAULT '0',
+  f2 char(1) NOT NULL DEFAULT '',
+  PRIMARY KEY (f1,f2)
+) ;
+insert into t1 values(1,'A'),(1 , 'B'), (1, 'C'), (2, 'A'), 
+(3, 'A'), (3, 'B'), (3, 'C'), (3, 'D');
+
+SELECT f1, COUNT(DISTINCT f2) FROM t1 GROUP BY f1;
+explain SELECT f1, COUNT(DISTINCT f2) FROM t1 GROUP BY f1;
+ 
+drop table t1;
+--echo # End of test#50539.
+