diff --git a/mysql-test/include/gis_generic.inc b/mysql-test/include/gis_generic.inc
index dc5d95baad9..d83db08ad6b 100644
--- a/mysql-test/include/gis_generic.inc
+++ b/mysql-test/include/gis_generic.inc
@@ -177,4 +177,75 @@ insert into t1 values (pointfromtext('point(1,1)'));
 
 drop table t1;
 
-# End of 5.0 tests
+--echo End of 4.1 tests
+
+
+#
+# Bug#24563: MBROverlaps does not seem to function propertly
+# Bug#54888: MBROverlaps missing in 5.1?
+#
+
+# Test all MBR* functions and their non-MBR-prefixed aliases,
+# using shifted squares to verify the spatial relations.
+
+# Primary key is needed for NDB with binlog; bug ARCHIVE doesn't
+# support AUTO_INCREMENT, so specify id values explicitly
+CREATE TABLE t1 (id INT UNSIGNED NOT NULL PRIMARY KEY, name VARCHAR(100), square GEOMETRY);
+
+INSERT INTO t1 VALUES( 1, "center", GeomFromText('POLYGON (( 0 0, 0 2, 2 2, 2 0, 0 0))'));
+
+INSERT INTO t1 VALUES( 2, "small",  GeomFromText('POLYGON (( 0 0, 0 1, 1 1, 1 0, 0 0))'));
+INSERT INTO t1 VALUES( 3, "big",    GeomFromText('POLYGON (( 0 0, 0 3, 3 3, 3 0, 0 0))'));
+
+INSERT INTO t1 VALUES( 4, "up",     GeomFromText('POLYGON (( 0 1, 0 3, 2 3, 2 1, 0 1))'));
+INSERT INTO t1 VALUES( 5, "up2",    GeomFromText('POLYGON (( 0 2, 0 4, 2 4, 2 2, 0 2))'));
+INSERT INTO t1 VALUES( 6, "up3",    GeomFromText('POLYGON (( 0 3, 0 5, 2 5, 2 3, 0 3))'));
+
+INSERT INTO t1 VALUES( 7, "down",   GeomFromText('POLYGON (( 0 -1, 0  1, 2  1, 2 -1, 0 -1))'));
+INSERT INTO t1 VALUES( 8, "down2",  GeomFromText('POLYGON (( 0 -2, 0  0, 2  0, 2 -2, 0 -2))'));
+INSERT INTO t1 VALUES( 9, "down3",  GeomFromText('POLYGON (( 0 -3, 0 -1, 2 -1, 2 -3, 0 -3))'));
+
+INSERT INTO t1 VALUES(10, "right",  GeomFromText('POLYGON (( 1 0, 1 2, 3 2, 3 0, 1 0))'));
+INSERT INTO t1 VALUES(11, "right2", GeomFromText('POLYGON (( 2 0, 2 2, 4 2, 4 0, 2 0))'));
+INSERT INTO t1 VALUES(12, "right3", GeomFromText('POLYGON (( 3 0, 3 2, 5 2, 5 0, 3 0))'));
+
+INSERT INTO t1 VALUES(13, "left",   GeomFromText('POLYGON (( -1 0, -1 2,  1 2,  1 0, -1 0))'));
+INSERT INTO t1 VALUES(14, "left2",  GeomFromText('POLYGON (( -2 0, -2 2,  0 2,  0 0, -2 0))'));
+INSERT INTO t1 VALUES(15, "left3",  GeomFromText('POLYGON (( -3 0, -3 2, -1 2, -1 0, -3 0))'));
+
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrcontains  FROM t1 a1 JOIN t1 a2 ON MBRContains(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrdisjoint  FROM t1 a1 JOIN t1 a2 ON MBRDisjoint(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrequal     FROM t1 a1 JOIN t1 a2 ON MBREqual(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrintersect FROM t1 a1 JOIN t1 a2 ON MBRIntersects( a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbroverlaps  FROM t1 a1 JOIN t1 a2 ON MBROverlaps(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrtouches   FROM t1 a1 JOIN t1 a2 ON MBRTouches(    a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrwithin    FROM t1 a1 JOIN t1 a2 ON MBRWithin(     a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS contains     FROM t1 a1 JOIN t1 a2 ON Contains(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS disjoint     FROM t1 a1 JOIN t1 a2 ON Disjoint(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS equals       FROM t1 a1 JOIN t1 a2 ON Equals(        a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS intersect    FROM t1 a1 JOIN t1 a2 ON Intersects(    a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS overlaps     FROM t1 a1 JOIN t1 a2 ON Overlaps(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS touches      FROM t1 a1 JOIN t1 a2 ON Touches(       a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS within       FROM t1 a1 JOIN t1 a2 ON Within(        a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+
+# Overlaps needs a few more tests, with point and line dimensions
+
+SET @vert1   = GeomFromText('POLYGON ((0 -2, 0 2, 0 -2))');
+SET @horiz1  = GeomFromText('POLYGON ((-2 0, 2 0, -2 0))');
+SET @horiz2 = GeomFromText('POLYGON ((-1 0, 3 0, -1 0))');
+SET @horiz3 = GeomFromText('POLYGON ((2 0, 3 0, 2 0))');
+SET @point1 = GeomFromText('POLYGON ((0 0))');
+SET @point2 = GeomFromText('POLYGON ((-2 0))');
+
+SELECT GROUP_CONCAT(a1.name ORDER BY a1.name) AS overlaps FROM t1 a1 WHERE Overlaps(a1.square, @vert1) GROUP BY a1.name;
+SELECT GROUP_CONCAT(a1.name ORDER BY a1.name) AS overlaps FROM t1 a1 WHERE Overlaps(a1.square, @horiz1) GROUP BY a1.name;
+SELECT Overlaps(@horiz1, @vert1) FROM DUAL;
+SELECT Overlaps(@horiz1, @horiz2) FROM DUAL;
+SELECT Overlaps(@horiz1, @horiz3) FROM DUAL;
+SELECT Overlaps(@horiz1, @point1) FROM DUAL;
+SELECT Overlaps(@horiz1, @point2) FROM DUAL;
+
+DROP TABLE t1;
+
+--echo End of 5.0 tests
diff --git a/mysql-test/r/archive_gis.result b/mysql-test/r/archive_gis.result
index 7fb69e54a4c..4301befb18d 100644
--- a/mysql-test/r/archive_gis.result
+++ b/mysql-test/r/archive_gis.result
@@ -392,7 +392,7 @@ Intersects(g1.g, g2.g) as i, Crosses(g1.g, g2.g) as r
 FROM gis_geometrycollection g1, gis_geometrycollection g2 ORDER BY first, second;
 first	second	w	c	o	e	d	t	i	r
 120	120	1	1	0	1	0	0	1	0
-120	121	0	0	0	0	0	0	1	0
+120	121	0	0	1	0	0	0	1	0
 121	120	0	0	1	0	0	0	1	0
 121	121	1	1	0	1	0	0	1	0
 explain extended SELECT g1.fid as first, g2.fid as second,
@@ -456,3 +456,89 @@ ERROR 22003: Cannot get geometry object from data you send to the GEOMETRY field
 insert into t1 values (pointfromtext('point(1,1)'));
 ERROR 23000: Column 'fl' cannot be null
 drop table t1;
+End of 4.1 tests
+CREATE TABLE t1 (id INT UNSIGNED NOT NULL PRIMARY KEY, name VARCHAR(100), square GEOMETRY);
+INSERT INTO t1 VALUES( 1, "center", GeomFromText('POLYGON (( 0 0, 0 2, 2 2, 2 0, 0 0))'));
+INSERT INTO t1 VALUES( 2, "small",  GeomFromText('POLYGON (( 0 0, 0 1, 1 1, 1 0, 0 0))'));
+INSERT INTO t1 VALUES( 3, "big",    GeomFromText('POLYGON (( 0 0, 0 3, 3 3, 3 0, 0 0))'));
+INSERT INTO t1 VALUES( 4, "up",     GeomFromText('POLYGON (( 0 1, 0 3, 2 3, 2 1, 0 1))'));
+INSERT INTO t1 VALUES( 5, "up2",    GeomFromText('POLYGON (( 0 2, 0 4, 2 4, 2 2, 0 2))'));
+INSERT INTO t1 VALUES( 6, "up3",    GeomFromText('POLYGON (( 0 3, 0 5, 2 5, 2 3, 0 3))'));
+INSERT INTO t1 VALUES( 7, "down",   GeomFromText('POLYGON (( 0 -1, 0  1, 2  1, 2 -1, 0 -1))'));
+INSERT INTO t1 VALUES( 8, "down2",  GeomFromText('POLYGON (( 0 -2, 0  0, 2  0, 2 -2, 0 -2))'));
+INSERT INTO t1 VALUES( 9, "down3",  GeomFromText('POLYGON (( 0 -3, 0 -1, 2 -1, 2 -3, 0 -3))'));
+INSERT INTO t1 VALUES(10, "right",  GeomFromText('POLYGON (( 1 0, 1 2, 3 2, 3 0, 1 0))'));
+INSERT INTO t1 VALUES(11, "right2", GeomFromText('POLYGON (( 2 0, 2 2, 4 2, 4 0, 2 0))'));
+INSERT INTO t1 VALUES(12, "right3", GeomFromText('POLYGON (( 3 0, 3 2, 5 2, 5 0, 3 0))'));
+INSERT INTO t1 VALUES(13, "left",   GeomFromText('POLYGON (( -1 0, -1 2,  1 2,  1 0, -1 0))'));
+INSERT INTO t1 VALUES(14, "left2",  GeomFromText('POLYGON (( -2 0, -2 2,  0 2,  0 0, -2 0))'));
+INSERT INTO t1 VALUES(15, "left3",  GeomFromText('POLYGON (( -3 0, -3 2, -1 2, -1 0, -3 0))'));
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrcontains  FROM t1 a1 JOIN t1 a2 ON MBRContains(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrcontains
+center,small
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrdisjoint  FROM t1 a1 JOIN t1 a2 ON MBRDisjoint(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrdisjoint
+down3,left3,right3,up3
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrequal     FROM t1 a1 JOIN t1 a2 ON MBREqual(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrequal
+center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrintersect FROM t1 a1 JOIN t1 a2 ON MBRIntersects( a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrintersect
+big,center,down,down2,left,left2,right,right2,small,up,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbroverlaps  FROM t1 a1 JOIN t1 a2 ON MBROverlaps(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbroverlaps
+down,left,right,up
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrtouches   FROM t1 a1 JOIN t1 a2 ON MBRTouches(    a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrtouches
+down2,left2,right2,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrwithin    FROM t1 a1 JOIN t1 a2 ON MBRWithin(     a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrwithin
+big,center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS contains     FROM t1 a1 JOIN t1 a2 ON Contains(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+contains
+center,small
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS disjoint     FROM t1 a1 JOIN t1 a2 ON Disjoint(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+disjoint
+down3,left3,right3,up3
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS equals       FROM t1 a1 JOIN t1 a2 ON Equals(        a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+equals
+center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS intersect    FROM t1 a1 JOIN t1 a2 ON Intersects(    a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+intersect
+big,center,down,down2,left,left2,right,right2,small,up,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS overlaps     FROM t1 a1 JOIN t1 a2 ON Overlaps(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+overlaps
+down,left,right,up
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS touches      FROM t1 a1 JOIN t1 a2 ON Touches(       a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+touches
+down2,left2,right2,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS within       FROM t1 a1 JOIN t1 a2 ON Within(        a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+within
+big,center
+SET @vert1   = GeomFromText('POLYGON ((0 -2, 0 2, 0 -2))');
+SET @horiz1  = GeomFromText('POLYGON ((-2 0, 2 0, -2 0))');
+SET @horiz2 = GeomFromText('POLYGON ((-1 0, 3 0, -1 0))');
+SET @horiz3 = GeomFromText('POLYGON ((2 0, 3 0, 2 0))');
+SET @point1 = GeomFromText('POLYGON ((0 0))');
+SET @point2 = GeomFromText('POLYGON ((-2 0))');
+SELECT GROUP_CONCAT(a1.name ORDER BY a1.name) AS overlaps FROM t1 a1 WHERE Overlaps(a1.square, @vert1) GROUP BY a1.name;
+overlaps
+SELECT GROUP_CONCAT(a1.name ORDER BY a1.name) AS overlaps FROM t1 a1 WHERE Overlaps(a1.square, @horiz1) GROUP BY a1.name;
+overlaps
+SELECT Overlaps(@horiz1, @vert1) FROM DUAL;
+Overlaps(@horiz1, @vert1)
+0
+SELECT Overlaps(@horiz1, @horiz2) FROM DUAL;
+Overlaps(@horiz1, @horiz2)
+1
+SELECT Overlaps(@horiz1, @horiz3) FROM DUAL;
+Overlaps(@horiz1, @horiz3)
+0
+SELECT Overlaps(@horiz1, @point1) FROM DUAL;
+Overlaps(@horiz1, @point1)
+0
+SELECT Overlaps(@horiz1, @point2) FROM DUAL;
+Overlaps(@horiz1, @point2)
+0
+DROP TABLE t1;
+End of 5.0 tests
diff --git a/mysql-test/r/bdb_gis.result b/mysql-test/r/bdb_gis.result
index 512d681ff32..108e2cc7a94 100644
--- a/mysql-test/r/bdb_gis.result
+++ b/mysql-test/r/bdb_gis.result
@@ -392,7 +392,7 @@ Intersects(g1.g, g2.g) as i, Crosses(g1.g, g2.g) as r
 FROM gis_geometrycollection g1, gis_geometrycollection g2 ORDER BY first, second;
 first	second	w	c	o	e	d	t	i	r
 120	120	1	1	0	1	0	0	1	0
-120	121	0	0	0	0	0	0	1	0
+120	121	0	0	1	0	0	0	1	0
 121	120	0	0	1	0	0	0	1	0
 121	121	1	1	0	1	0	0	1	0
 explain extended SELECT g1.fid as first, g2.fid as second,
@@ -456,3 +456,89 @@ ERROR 22003: Cannot get geometry object from data you send to the GEOMETRY field
 insert into t1 values (pointfromtext('point(1,1)'));
 ERROR 23000: Column 'fl' cannot be null
 drop table t1;
+End of 4.1 tests
+CREATE TABLE t1 (id INT UNSIGNED NOT NULL PRIMARY KEY, name VARCHAR(100), square GEOMETRY);
+INSERT INTO t1 VALUES( 1, "center", GeomFromText('POLYGON (( 0 0, 0 2, 2 2, 2 0, 0 0))'));
+INSERT INTO t1 VALUES( 2, "small",  GeomFromText('POLYGON (( 0 0, 0 1, 1 1, 1 0, 0 0))'));
+INSERT INTO t1 VALUES( 3, "big",    GeomFromText('POLYGON (( 0 0, 0 3, 3 3, 3 0, 0 0))'));
+INSERT INTO t1 VALUES( 4, "up",     GeomFromText('POLYGON (( 0 1, 0 3, 2 3, 2 1, 0 1))'));
+INSERT INTO t1 VALUES( 5, "up2",    GeomFromText('POLYGON (( 0 2, 0 4, 2 4, 2 2, 0 2))'));
+INSERT INTO t1 VALUES( 6, "up3",    GeomFromText('POLYGON (( 0 3, 0 5, 2 5, 2 3, 0 3))'));
+INSERT INTO t1 VALUES( 7, "down",   GeomFromText('POLYGON (( 0 -1, 0  1, 2  1, 2 -1, 0 -1))'));
+INSERT INTO t1 VALUES( 8, "down2",  GeomFromText('POLYGON (( 0 -2, 0  0, 2  0, 2 -2, 0 -2))'));
+INSERT INTO t1 VALUES( 9, "down3",  GeomFromText('POLYGON (( 0 -3, 0 -1, 2 -1, 2 -3, 0 -3))'));
+INSERT INTO t1 VALUES(10, "right",  GeomFromText('POLYGON (( 1 0, 1 2, 3 2, 3 0, 1 0))'));
+INSERT INTO t1 VALUES(11, "right2", GeomFromText('POLYGON (( 2 0, 2 2, 4 2, 4 0, 2 0))'));
+INSERT INTO t1 VALUES(12, "right3", GeomFromText('POLYGON (( 3 0, 3 2, 5 2, 5 0, 3 0))'));
+INSERT INTO t1 VALUES(13, "left",   GeomFromText('POLYGON (( -1 0, -1 2,  1 2,  1 0, -1 0))'));
+INSERT INTO t1 VALUES(14, "left2",  GeomFromText('POLYGON (( -2 0, -2 2,  0 2,  0 0, -2 0))'));
+INSERT INTO t1 VALUES(15, "left3",  GeomFromText('POLYGON (( -3 0, -3 2, -1 2, -1 0, -3 0))'));
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrcontains  FROM t1 a1 JOIN t1 a2 ON MBRContains(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrcontains
+center,small
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrdisjoint  FROM t1 a1 JOIN t1 a2 ON MBRDisjoint(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrdisjoint
+down3,left3,right3,up3
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrequal     FROM t1 a1 JOIN t1 a2 ON MBREqual(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrequal
+center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrintersect FROM t1 a1 JOIN t1 a2 ON MBRIntersects( a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrintersect
+big,center,down,down2,left,left2,right,right2,small,up,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbroverlaps  FROM t1 a1 JOIN t1 a2 ON MBROverlaps(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbroverlaps
+down,left,right,up
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrtouches   FROM t1 a1 JOIN t1 a2 ON MBRTouches(    a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrtouches
+down2,left2,right2,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrwithin    FROM t1 a1 JOIN t1 a2 ON MBRWithin(     a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrwithin
+big,center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS contains     FROM t1 a1 JOIN t1 a2 ON Contains(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+contains
+center,small
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS disjoint     FROM t1 a1 JOIN t1 a2 ON Disjoint(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+disjoint
+down3,left3,right3,up3
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS equals       FROM t1 a1 JOIN t1 a2 ON Equals(        a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+equals
+center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS intersect    FROM t1 a1 JOIN t1 a2 ON Intersects(    a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+intersect
+big,center,down,down2,left,left2,right,right2,small,up,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS overlaps     FROM t1 a1 JOIN t1 a2 ON Overlaps(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+overlaps
+down,left,right,up
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS touches      FROM t1 a1 JOIN t1 a2 ON Touches(       a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+touches
+down2,left2,right2,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS within       FROM t1 a1 JOIN t1 a2 ON Within(        a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+within
+big,center
+SET @vert1   = GeomFromText('POLYGON ((0 -2, 0 2, 0 -2))');
+SET @horiz1  = GeomFromText('POLYGON ((-2 0, 2 0, -2 0))');
+SET @horiz2 = GeomFromText('POLYGON ((-1 0, 3 0, -1 0))');
+SET @horiz3 = GeomFromText('POLYGON ((2 0, 3 0, 2 0))');
+SET @point1 = GeomFromText('POLYGON ((0 0))');
+SET @point2 = GeomFromText('POLYGON ((-2 0))');
+SELECT GROUP_CONCAT(a1.name ORDER BY a1.name) AS overlaps FROM t1 a1 WHERE Overlaps(a1.square, @vert1) GROUP BY a1.name;
+overlaps
+SELECT GROUP_CONCAT(a1.name ORDER BY a1.name) AS overlaps FROM t1 a1 WHERE Overlaps(a1.square, @horiz1) GROUP BY a1.name;
+overlaps
+SELECT Overlaps(@horiz1, @vert1) FROM DUAL;
+Overlaps(@horiz1, @vert1)
+0
+SELECT Overlaps(@horiz1, @horiz2) FROM DUAL;
+Overlaps(@horiz1, @horiz2)
+1
+SELECT Overlaps(@horiz1, @horiz3) FROM DUAL;
+Overlaps(@horiz1, @horiz3)
+0
+SELECT Overlaps(@horiz1, @point1) FROM DUAL;
+Overlaps(@horiz1, @point1)
+0
+SELECT Overlaps(@horiz1, @point2) FROM DUAL;
+Overlaps(@horiz1, @point2)
+0
+DROP TABLE t1;
+End of 5.0 tests
diff --git a/mysql-test/r/gis.result b/mysql-test/r/gis.result
index de034d93dc5..d0e2979a367 100644
--- a/mysql-test/r/gis.result
+++ b/mysql-test/r/gis.result
@@ -385,7 +385,7 @@ Intersects(g1.g, g2.g) as i, Crosses(g1.g, g2.g) as r
 FROM gis_geometrycollection g1, gis_geometrycollection g2 ORDER BY first, second;
 first	second	w	c	o	e	d	t	i	r
 120	120	1	1	0	1	0	0	1	0
-120	121	0	0	0	0	0	0	1	0
+120	121	0	0	1	0	0	0	1	0
 121	120	0	0	1	0	0	0	1	0
 121	121	1	1	0	1	0	0	1	0
 explain extended SELECT g1.fid as first, g2.fid as second,
@@ -763,3 +763,88 @@ create table t1 (g geometry not null);
 insert into t1 values(default);
 ERROR 22003: Cannot get geometry object from data you send to the GEOMETRY field
 drop table t1;
+create table t1 (name VARCHAR(100), square GEOMETRY);
+INSERT INTO t1 VALUES("center", GeomFromText('POLYGON (( 0 0, 0 2, 2 2, 2 0, 0 0))'));
+INSERT INTO t1 VALUES("small",  GeomFromText('POLYGON (( 0 0, 0 1, 1 1, 1 0, 0 0))'));
+INSERT INTO t1 VALUES("big",    GeomFromText('POLYGON (( 0 0, 0 3, 3 3, 3 0, 0 0))'));
+INSERT INTO t1 VALUES("up",     GeomFromText('POLYGON (( 0 1, 0 3, 2 3, 2 1, 0 1))'));
+INSERT INTO t1 VALUES("up2",    GeomFromText('POLYGON (( 0 2, 0 4, 2 4, 2 2, 0 2))'));
+INSERT INTO t1 VALUES("up3",    GeomFromText('POLYGON (( 0 3, 0 5, 2 5, 2 3, 0 3))'));
+INSERT INTO t1 VALUES("down",   GeomFromText('POLYGON (( 0 -1, 0  1, 2  1, 2 -1, 0 -1))'));
+INSERT INTO t1 VALUES("down2",  GeomFromText('POLYGON (( 0 -2, 0  0, 2  0, 2 -2, 0 -2))'));
+INSERT INTO t1 VALUES("down3",  GeomFromText('POLYGON (( 0 -3, 0 -1, 2 -1, 2 -3, 0 -3))'));
+INSERT INTO t1 VALUES("right",  GeomFromText('POLYGON (( 1 0, 1 2, 3 2, 3 0, 1 0))'));
+INSERT INTO t1 VALUES("right2", GeomFromText('POLYGON (( 2 0, 2 2, 4 2, 4 0, 2 0))'));
+INSERT INTO t1 VALUES("right3", GeomFromText('POLYGON (( 3 0, 3 2, 5 2, 5 0, 3 0))'));
+INSERT INTO t1 VALUES("left",   GeomFromText('POLYGON (( -1 0, -1 2,  1 2,  1 0, -1 0))'));
+INSERT INTO t1 VALUES("left2",  GeomFromText('POLYGON (( -2 0, -2 2,  0 2,  0 0, -2 0))'));
+INSERT INTO t1 VALUES("left3",  GeomFromText('POLYGON (( -3 0, -3 2, -1 2, -1 0, -3 0))'));
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrcontains  FROM t1 a1 JOIN t1 a2 ON MBRContains(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrcontains
+center,small
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrdisjoint  FROM t1 a1 JOIN t1 a2 ON MBRDisjoint(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrdisjoint
+down3,left3,right3,up3
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrequal     FROM t1 a1 JOIN t1 a2 ON MBREqual(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrequal
+center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrintersect FROM t1 a1 JOIN t1 a2 ON MBRIntersects( a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrintersect
+big,center,down,down2,left,left2,right,right2,small,up,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbroverlaps  FROM t1 a1 JOIN t1 a2 ON MBROverlaps(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbroverlaps
+down,left,right,up
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrtouches   FROM t1 a1 JOIN t1 a2 ON MBRTouches(    a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrtouches
+down2,left2,right2,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrwithin    FROM t1 a1 JOIN t1 a2 ON MBRWithin(     a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrwithin
+big,center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS contains     FROM t1 a1 JOIN t1 a2 ON Contains(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+contains
+center,small
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS disjoint     FROM t1 a1 JOIN t1 a2 ON Disjoint(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+disjoint
+down3,left3,right3,up3
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS equals       FROM t1 a1 JOIN t1 a2 ON Equals(        a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+equals
+center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS intersect    FROM t1 a1 JOIN t1 a2 ON Intersects(    a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+intersect
+big,center,down,down2,left,left2,right,right2,small,up,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS overlaps     FROM t1 a1 JOIN t1 a2 ON Overlaps(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+overlaps
+down,left,right,up
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS touches      FROM t1 a1 JOIN t1 a2 ON Touches(       a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+touches
+down2,left2,right2,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS within       FROM t1 a1 JOIN t1 a2 ON Within(        a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+within
+big,center
+SET @vert1   = GeomFromText('POLYGON ((0 -2, 0 2, 0 -2))');
+SET @horiz1  = GeomFromText('POLYGON ((-2 0, 2 0, -2 0))');
+SET @horiz2 = GeomFromText('POLYGON ((-1 0, 3 0, -1 0))');
+SET @horiz3 = GeomFromText('POLYGON ((2 0, 3 0, 2 0))');
+SET @point1 = GeomFromText('POLYGON ((0 0))');
+SET @point2 = GeomFromText('POLYGON ((-2 0))');
+SELECT GROUP_CONCAT(a1.name ORDER BY a1.name) AS overlaps FROM t1 a1 WHERE Overlaps(a1.square, @vert1) GROUP BY a1.name;
+overlaps
+SELECT GROUP_CONCAT(a1.name ORDER BY a1.name) AS overlaps FROM t1 a1 WHERE Overlaps(a1.square, @horiz1) GROUP BY a1.name;
+overlaps
+SELECT Overlaps(@horiz1, @vert1) FROM DUAL;
+Overlaps(@horiz1, @vert1)
+0
+SELECT Overlaps(@horiz1, @horiz2) FROM DUAL;
+Overlaps(@horiz1, @horiz2)
+1
+SELECT Overlaps(@horiz1, @horiz3) FROM DUAL;
+Overlaps(@horiz1, @horiz3)
+0
+SELECT Overlaps(@horiz1, @point1) FROM DUAL;
+Overlaps(@horiz1, @point1)
+0
+SELECT Overlaps(@horiz1, @point2) FROM DUAL;
+Overlaps(@horiz1, @point2)
+0
+DROP TABLE t1;
+End of 5.0 tests
diff --git a/mysql-test/r/innodb_gis.result b/mysql-test/r/innodb_gis.result
index 41a227a2850..399ff697416 100644
--- a/mysql-test/r/innodb_gis.result
+++ b/mysql-test/r/innodb_gis.result
@@ -392,7 +392,7 @@ Intersects(g1.g, g2.g) as i, Crosses(g1.g, g2.g) as r
 FROM gis_geometrycollection g1, gis_geometrycollection g2 ORDER BY first, second;
 first	second	w	c	o	e	d	t	i	r
 120	120	1	1	0	1	0	0	1	0
-120	121	0	0	0	0	0	0	1	0
+120	121	0	0	1	0	0	0	1	0
 121	120	0	0	1	0	0	0	1	0
 121	121	1	1	0	1	0	0	1	0
 explain extended SELECT g1.fid as first, g2.fid as second,
@@ -456,3 +456,89 @@ ERROR 22003: Cannot get geometry object from data you send to the GEOMETRY field
 insert into t1 values (pointfromtext('point(1,1)'));
 ERROR 23000: Column 'fl' cannot be null
 drop table t1;
+End of 4.1 tests
+CREATE TABLE t1 (id INT UNSIGNED NOT NULL PRIMARY KEY, name VARCHAR(100), square GEOMETRY);
+INSERT INTO t1 VALUES( 1, "center", GeomFromText('POLYGON (( 0 0, 0 2, 2 2, 2 0, 0 0))'));
+INSERT INTO t1 VALUES( 2, "small",  GeomFromText('POLYGON (( 0 0, 0 1, 1 1, 1 0, 0 0))'));
+INSERT INTO t1 VALUES( 3, "big",    GeomFromText('POLYGON (( 0 0, 0 3, 3 3, 3 0, 0 0))'));
+INSERT INTO t1 VALUES( 4, "up",     GeomFromText('POLYGON (( 0 1, 0 3, 2 3, 2 1, 0 1))'));
+INSERT INTO t1 VALUES( 5, "up2",    GeomFromText('POLYGON (( 0 2, 0 4, 2 4, 2 2, 0 2))'));
+INSERT INTO t1 VALUES( 6, "up3",    GeomFromText('POLYGON (( 0 3, 0 5, 2 5, 2 3, 0 3))'));
+INSERT INTO t1 VALUES( 7, "down",   GeomFromText('POLYGON (( 0 -1, 0  1, 2  1, 2 -1, 0 -1))'));
+INSERT INTO t1 VALUES( 8, "down2",  GeomFromText('POLYGON (( 0 -2, 0  0, 2  0, 2 -2, 0 -2))'));
+INSERT INTO t1 VALUES( 9, "down3",  GeomFromText('POLYGON (( 0 -3, 0 -1, 2 -1, 2 -3, 0 -3))'));
+INSERT INTO t1 VALUES(10, "right",  GeomFromText('POLYGON (( 1 0, 1 2, 3 2, 3 0, 1 0))'));
+INSERT INTO t1 VALUES(11, "right2", GeomFromText('POLYGON (( 2 0, 2 2, 4 2, 4 0, 2 0))'));
+INSERT INTO t1 VALUES(12, "right3", GeomFromText('POLYGON (( 3 0, 3 2, 5 2, 5 0, 3 0))'));
+INSERT INTO t1 VALUES(13, "left",   GeomFromText('POLYGON (( -1 0, -1 2,  1 2,  1 0, -1 0))'));
+INSERT INTO t1 VALUES(14, "left2",  GeomFromText('POLYGON (( -2 0, -2 2,  0 2,  0 0, -2 0))'));
+INSERT INTO t1 VALUES(15, "left3",  GeomFromText('POLYGON (( -3 0, -3 2, -1 2, -1 0, -3 0))'));
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrcontains  FROM t1 a1 JOIN t1 a2 ON MBRContains(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrcontains
+center,small
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrdisjoint  FROM t1 a1 JOIN t1 a2 ON MBRDisjoint(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrdisjoint
+down3,left3,right3,up3
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrequal     FROM t1 a1 JOIN t1 a2 ON MBREqual(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrequal
+center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrintersect FROM t1 a1 JOIN t1 a2 ON MBRIntersects( a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrintersect
+big,center,down,down2,left,left2,right,right2,small,up,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbroverlaps  FROM t1 a1 JOIN t1 a2 ON MBROverlaps(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbroverlaps
+down,left,right,up
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrtouches   FROM t1 a1 JOIN t1 a2 ON MBRTouches(    a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrtouches
+down2,left2,right2,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrwithin    FROM t1 a1 JOIN t1 a2 ON MBRWithin(     a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrwithin
+big,center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS contains     FROM t1 a1 JOIN t1 a2 ON Contains(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+contains
+center,small
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS disjoint     FROM t1 a1 JOIN t1 a2 ON Disjoint(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+disjoint
+down3,left3,right3,up3
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS equals       FROM t1 a1 JOIN t1 a2 ON Equals(        a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+equals
+center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS intersect    FROM t1 a1 JOIN t1 a2 ON Intersects(    a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+intersect
+big,center,down,down2,left,left2,right,right2,small,up,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS overlaps     FROM t1 a1 JOIN t1 a2 ON Overlaps(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+overlaps
+down,left,right,up
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS touches      FROM t1 a1 JOIN t1 a2 ON Touches(       a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+touches
+down2,left2,right2,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS within       FROM t1 a1 JOIN t1 a2 ON Within(        a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+within
+big,center
+SET @vert1   = GeomFromText('POLYGON ((0 -2, 0 2, 0 -2))');
+SET @horiz1  = GeomFromText('POLYGON ((-2 0, 2 0, -2 0))');
+SET @horiz2 = GeomFromText('POLYGON ((-1 0, 3 0, -1 0))');
+SET @horiz3 = GeomFromText('POLYGON ((2 0, 3 0, 2 0))');
+SET @point1 = GeomFromText('POLYGON ((0 0))');
+SET @point2 = GeomFromText('POLYGON ((-2 0))');
+SELECT GROUP_CONCAT(a1.name ORDER BY a1.name) AS overlaps FROM t1 a1 WHERE Overlaps(a1.square, @vert1) GROUP BY a1.name;
+overlaps
+SELECT GROUP_CONCAT(a1.name ORDER BY a1.name) AS overlaps FROM t1 a1 WHERE Overlaps(a1.square, @horiz1) GROUP BY a1.name;
+overlaps
+SELECT Overlaps(@horiz1, @vert1) FROM DUAL;
+Overlaps(@horiz1, @vert1)
+0
+SELECT Overlaps(@horiz1, @horiz2) FROM DUAL;
+Overlaps(@horiz1, @horiz2)
+1
+SELECT Overlaps(@horiz1, @horiz3) FROM DUAL;
+Overlaps(@horiz1, @horiz3)
+0
+SELECT Overlaps(@horiz1, @point1) FROM DUAL;
+Overlaps(@horiz1, @point1)
+0
+SELECT Overlaps(@horiz1, @point2) FROM DUAL;
+Overlaps(@horiz1, @point2)
+0
+DROP TABLE t1;
+End of 5.0 tests
diff --git a/mysql-test/r/ndb_gis.result b/mysql-test/r/ndb_gis.result
index bdbbc65dd85..df0ff8e972e 100644
--- a/mysql-test/r/ndb_gis.result
+++ b/mysql-test/r/ndb_gis.result
@@ -392,7 +392,7 @@ Intersects(g1.g, g2.g) as i, Crosses(g1.g, g2.g) as r
 FROM gis_geometrycollection g1, gis_geometrycollection g2 ORDER BY first, second;
 first	second	w	c	o	e	d	t	i	r
 120	120	1	1	0	1	0	0	1	0
-120	121	0	0	0	0	0	0	1	0
+120	121	0	0	1	0	0	0	1	0
 121	120	0	0	1	0	0	0	1	0
 121	121	1	1	0	1	0	0	1	0
 explain extended SELECT g1.fid as first, g2.fid as second,
@@ -456,6 +456,92 @@ ERROR 22003: Cannot get geometry object from data you send to the GEOMETRY field
 insert into t1 values (pointfromtext('point(1,1)'));
 ERROR 23000: Column 'fl' cannot be null
 drop table t1;
+End of 4.1 tests
+CREATE TABLE t1 (id INT UNSIGNED NOT NULL PRIMARY KEY, name VARCHAR(100), square GEOMETRY);
+INSERT INTO t1 VALUES( 1, "center", GeomFromText('POLYGON (( 0 0, 0 2, 2 2, 2 0, 0 0))'));
+INSERT INTO t1 VALUES( 2, "small",  GeomFromText('POLYGON (( 0 0, 0 1, 1 1, 1 0, 0 0))'));
+INSERT INTO t1 VALUES( 3, "big",    GeomFromText('POLYGON (( 0 0, 0 3, 3 3, 3 0, 0 0))'));
+INSERT INTO t1 VALUES( 4, "up",     GeomFromText('POLYGON (( 0 1, 0 3, 2 3, 2 1, 0 1))'));
+INSERT INTO t1 VALUES( 5, "up2",    GeomFromText('POLYGON (( 0 2, 0 4, 2 4, 2 2, 0 2))'));
+INSERT INTO t1 VALUES( 6, "up3",    GeomFromText('POLYGON (( 0 3, 0 5, 2 5, 2 3, 0 3))'));
+INSERT INTO t1 VALUES( 7, "down",   GeomFromText('POLYGON (( 0 -1, 0  1, 2  1, 2 -1, 0 -1))'));
+INSERT INTO t1 VALUES( 8, "down2",  GeomFromText('POLYGON (( 0 -2, 0  0, 2  0, 2 -2, 0 -2))'));
+INSERT INTO t1 VALUES( 9, "down3",  GeomFromText('POLYGON (( 0 -3, 0 -1, 2 -1, 2 -3, 0 -3))'));
+INSERT INTO t1 VALUES(10, "right",  GeomFromText('POLYGON (( 1 0, 1 2, 3 2, 3 0, 1 0))'));
+INSERT INTO t1 VALUES(11, "right2", GeomFromText('POLYGON (( 2 0, 2 2, 4 2, 4 0, 2 0))'));
+INSERT INTO t1 VALUES(12, "right3", GeomFromText('POLYGON (( 3 0, 3 2, 5 2, 5 0, 3 0))'));
+INSERT INTO t1 VALUES(13, "left",   GeomFromText('POLYGON (( -1 0, -1 2,  1 2,  1 0, -1 0))'));
+INSERT INTO t1 VALUES(14, "left2",  GeomFromText('POLYGON (( -2 0, -2 2,  0 2,  0 0, -2 0))'));
+INSERT INTO t1 VALUES(15, "left3",  GeomFromText('POLYGON (( -3 0, -3 2, -1 2, -1 0, -3 0))'));
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrcontains  FROM t1 a1 JOIN t1 a2 ON MBRContains(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrcontains
+center,small
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrdisjoint  FROM t1 a1 JOIN t1 a2 ON MBRDisjoint(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrdisjoint
+down3,left3,right3,up3
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrequal     FROM t1 a1 JOIN t1 a2 ON MBREqual(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrequal
+center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrintersect FROM t1 a1 JOIN t1 a2 ON MBRIntersects( a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrintersect
+big,center,down,down2,left,left2,right,right2,small,up,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbroverlaps  FROM t1 a1 JOIN t1 a2 ON MBROverlaps(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbroverlaps
+down,left,right,up
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrtouches   FROM t1 a1 JOIN t1 a2 ON MBRTouches(    a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrtouches
+down2,left2,right2,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrwithin    FROM t1 a1 JOIN t1 a2 ON MBRWithin(     a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrwithin
+big,center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS contains     FROM t1 a1 JOIN t1 a2 ON Contains(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+contains
+center,small
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS disjoint     FROM t1 a1 JOIN t1 a2 ON Disjoint(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+disjoint
+down3,left3,right3,up3
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS equals       FROM t1 a1 JOIN t1 a2 ON Equals(        a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+equals
+center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS intersect    FROM t1 a1 JOIN t1 a2 ON Intersects(    a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+intersect
+big,center,down,down2,left,left2,right,right2,small,up,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS overlaps     FROM t1 a1 JOIN t1 a2 ON Overlaps(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+overlaps
+down,left,right,up
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS touches      FROM t1 a1 JOIN t1 a2 ON Touches(       a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+touches
+down2,left2,right2,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS within       FROM t1 a1 JOIN t1 a2 ON Within(        a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+within
+big,center
+SET @vert1   = GeomFromText('POLYGON ((0 -2, 0 2, 0 -2))');
+SET @horiz1  = GeomFromText('POLYGON ((-2 0, 2 0, -2 0))');
+SET @horiz2 = GeomFromText('POLYGON ((-1 0, 3 0, -1 0))');
+SET @horiz3 = GeomFromText('POLYGON ((2 0, 3 0, 2 0))');
+SET @point1 = GeomFromText('POLYGON ((0 0))');
+SET @point2 = GeomFromText('POLYGON ((-2 0))');
+SELECT GROUP_CONCAT(a1.name ORDER BY a1.name) AS overlaps FROM t1 a1 WHERE Overlaps(a1.square, @vert1) GROUP BY a1.name;
+overlaps
+SELECT GROUP_CONCAT(a1.name ORDER BY a1.name) AS overlaps FROM t1 a1 WHERE Overlaps(a1.square, @horiz1) GROUP BY a1.name;
+overlaps
+SELECT Overlaps(@horiz1, @vert1) FROM DUAL;
+Overlaps(@horiz1, @vert1)
+0
+SELECT Overlaps(@horiz1, @horiz2) FROM DUAL;
+Overlaps(@horiz1, @horiz2)
+1
+SELECT Overlaps(@horiz1, @horiz3) FROM DUAL;
+Overlaps(@horiz1, @horiz3)
+0
+SELECT Overlaps(@horiz1, @point1) FROM DUAL;
+Overlaps(@horiz1, @point1)
+0
+SELECT Overlaps(@horiz1, @point2) FROM DUAL;
+Overlaps(@horiz1, @point2)
+0
+DROP TABLE t1;
+End of 5.0 tests
 set engine_condition_pushdown = on;
 DROP TABLE IF EXISTS t1, gis_point, gis_line, gis_polygon, gis_multi_point, gis_multi_line, gis_multi_polygon, gis_geometrycollection, gis_geometry;
 CREATE TABLE gis_point  (fid INTEGER, g POINT);
@@ -850,7 +936,7 @@ Intersects(g1.g, g2.g) as i, Crosses(g1.g, g2.g) as r
 FROM gis_geometrycollection g1, gis_geometrycollection g2 ORDER BY first, second;
 first	second	w	c	o	e	d	t	i	r
 120	120	1	1	0	1	0	0	1	0
-120	121	0	0	0	0	0	0	1	0
+120	121	0	0	1	0	0	0	1	0
 121	120	0	0	1	0	0	0	1	0
 121	121	1	1	0	1	0	0	1	0
 explain extended SELECT g1.fid as first, g2.fid as second,
@@ -914,3 +1000,89 @@ ERROR 22003: Cannot get geometry object from data you send to the GEOMETRY field
 insert into t1 values (pointfromtext('point(1,1)'));
 ERROR 23000: Column 'fl' cannot be null
 drop table t1;
+End of 4.1 tests
+CREATE TABLE t1 (id INT UNSIGNED NOT NULL PRIMARY KEY, name VARCHAR(100), square GEOMETRY);
+INSERT INTO t1 VALUES( 1, "center", GeomFromText('POLYGON (( 0 0, 0 2, 2 2, 2 0, 0 0))'));
+INSERT INTO t1 VALUES( 2, "small",  GeomFromText('POLYGON (( 0 0, 0 1, 1 1, 1 0, 0 0))'));
+INSERT INTO t1 VALUES( 3, "big",    GeomFromText('POLYGON (( 0 0, 0 3, 3 3, 3 0, 0 0))'));
+INSERT INTO t1 VALUES( 4, "up",     GeomFromText('POLYGON (( 0 1, 0 3, 2 3, 2 1, 0 1))'));
+INSERT INTO t1 VALUES( 5, "up2",    GeomFromText('POLYGON (( 0 2, 0 4, 2 4, 2 2, 0 2))'));
+INSERT INTO t1 VALUES( 6, "up3",    GeomFromText('POLYGON (( 0 3, 0 5, 2 5, 2 3, 0 3))'));
+INSERT INTO t1 VALUES( 7, "down",   GeomFromText('POLYGON (( 0 -1, 0  1, 2  1, 2 -1, 0 -1))'));
+INSERT INTO t1 VALUES( 8, "down2",  GeomFromText('POLYGON (( 0 -2, 0  0, 2  0, 2 -2, 0 -2))'));
+INSERT INTO t1 VALUES( 9, "down3",  GeomFromText('POLYGON (( 0 -3, 0 -1, 2 -1, 2 -3, 0 -3))'));
+INSERT INTO t1 VALUES(10, "right",  GeomFromText('POLYGON (( 1 0, 1 2, 3 2, 3 0, 1 0))'));
+INSERT INTO t1 VALUES(11, "right2", GeomFromText('POLYGON (( 2 0, 2 2, 4 2, 4 0, 2 0))'));
+INSERT INTO t1 VALUES(12, "right3", GeomFromText('POLYGON (( 3 0, 3 2, 5 2, 5 0, 3 0))'));
+INSERT INTO t1 VALUES(13, "left",   GeomFromText('POLYGON (( -1 0, -1 2,  1 2,  1 0, -1 0))'));
+INSERT INTO t1 VALUES(14, "left2",  GeomFromText('POLYGON (( -2 0, -2 2,  0 2,  0 0, -2 0))'));
+INSERT INTO t1 VALUES(15, "left3",  GeomFromText('POLYGON (( -3 0, -3 2, -1 2, -1 0, -3 0))'));
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrcontains  FROM t1 a1 JOIN t1 a2 ON MBRContains(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrcontains
+center,small
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrdisjoint  FROM t1 a1 JOIN t1 a2 ON MBRDisjoint(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrdisjoint
+down3,left3,right3,up3
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrequal     FROM t1 a1 JOIN t1 a2 ON MBREqual(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrequal
+center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrintersect FROM t1 a1 JOIN t1 a2 ON MBRIntersects( a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrintersect
+big,center,down,down2,left,left2,right,right2,small,up,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbroverlaps  FROM t1 a1 JOIN t1 a2 ON MBROverlaps(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbroverlaps
+down,left,right,up
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrtouches   FROM t1 a1 JOIN t1 a2 ON MBRTouches(    a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrtouches
+down2,left2,right2,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrwithin    FROM t1 a1 JOIN t1 a2 ON MBRWithin(     a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+mbrwithin
+big,center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS contains     FROM t1 a1 JOIN t1 a2 ON Contains(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+contains
+center,small
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS disjoint     FROM t1 a1 JOIN t1 a2 ON Disjoint(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+disjoint
+down3,left3,right3,up3
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS equals       FROM t1 a1 JOIN t1 a2 ON Equals(        a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+equals
+center
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS intersect    FROM t1 a1 JOIN t1 a2 ON Intersects(    a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+intersect
+big,center,down,down2,left,left2,right,right2,small,up,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS overlaps     FROM t1 a1 JOIN t1 a2 ON Overlaps(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+overlaps
+down,left,right,up
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS touches      FROM t1 a1 JOIN t1 a2 ON Touches(       a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+touches
+down2,left2,right2,up2
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS within       FROM t1 a1 JOIN t1 a2 ON Within(        a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+within
+big,center
+SET @vert1   = GeomFromText('POLYGON ((0 -2, 0 2, 0 -2))');
+SET @horiz1  = GeomFromText('POLYGON ((-2 0, 2 0, -2 0))');
+SET @horiz2 = GeomFromText('POLYGON ((-1 0, 3 0, -1 0))');
+SET @horiz3 = GeomFromText('POLYGON ((2 0, 3 0, 2 0))');
+SET @point1 = GeomFromText('POLYGON ((0 0))');
+SET @point2 = GeomFromText('POLYGON ((-2 0))');
+SELECT GROUP_CONCAT(a1.name ORDER BY a1.name) AS overlaps FROM t1 a1 WHERE Overlaps(a1.square, @vert1) GROUP BY a1.name;
+overlaps
+SELECT GROUP_CONCAT(a1.name ORDER BY a1.name) AS overlaps FROM t1 a1 WHERE Overlaps(a1.square, @horiz1) GROUP BY a1.name;
+overlaps
+SELECT Overlaps(@horiz1, @vert1) FROM DUAL;
+Overlaps(@horiz1, @vert1)
+0
+SELECT Overlaps(@horiz1, @horiz2) FROM DUAL;
+Overlaps(@horiz1, @horiz2)
+1
+SELECT Overlaps(@horiz1, @horiz3) FROM DUAL;
+Overlaps(@horiz1, @horiz3)
+0
+SELECT Overlaps(@horiz1, @point1) FROM DUAL;
+Overlaps(@horiz1, @point1)
+0
+SELECT Overlaps(@horiz1, @point2) FROM DUAL;
+Overlaps(@horiz1, @point2)
+0
+DROP TABLE t1;
+End of 5.0 tests
diff --git a/mysql-test/r/strict.result b/mysql-test/r/strict.result
index 3ba9771f12d..636a00a4343 100644
--- a/mysql-test/r/strict.result
+++ b/mysql-test/r/strict.result
@@ -1346,3 +1346,44 @@ t1	CREATE TABLE `t1` (
   `i` int(11) default NULL
 ) ENGINE=MyISAM DEFAULT CHARSET=latin1 COMMENT='123456789*123456789*123456789*123456789*123456789*123456789*'
 drop table t1;
+set sql_mode= 'traditional';
+create table t1(col1 tinyint, col2 tinyint unsigned, 
+col3 smallint, col4 smallint unsigned,
+col5 mediumint, col6 mediumint unsigned,
+col7 int, col8 int unsigned,
+col9 bigint, col10 bigint unsigned);
+insert into t1(col1) values('-');
+ERROR HY000: Incorrect integer value: '-' for column 'col1' at row 1
+insert into t1(col2) values('+');
+ERROR HY000: Incorrect integer value: '+' for column 'col2' at row 1
+insert into t1(col3) values('-');
+ERROR HY000: Incorrect integer value: '-' for column 'col3' at row 1
+insert into t1(col4) values('+');
+ERROR HY000: Incorrect integer value: '+' for column 'col4' at row 1
+insert into t1(col5) values('-');
+ERROR HY000: Incorrect integer value: '-' for column 'col5' at row 1
+insert into t1(col6) values('+');
+ERROR HY000: Incorrect integer value: '+' for column 'col6' at row 1
+insert into t1(col7) values('-');
+ERROR HY000: Incorrect integer value: '-' for column 'col7' at row 1
+insert into t1(col8) values('+');
+ERROR HY000: Incorrect integer value: '+' for column 'col8' at row 1
+insert into t1(col9) values('-');
+ERROR HY000: Incorrect integer value: '-' for column 'col9' at row 1
+insert into t1(col10) values('+');
+ERROR HY000: Incorrect integer value: '+' for column 'col10' at row 1
+drop table t1;
+set sql_mode='traditional';
+create table t1(a year);
+insert into t1 values ('-');
+ERROR HY000: Incorrect integer value: '-' for column 'a' at row 1
+insert into t1 values ('+');
+ERROR HY000: Incorrect integer value: '+' for column 'a' at row 1
+insert into t1 values ('');
+ERROR HY000: Incorrect integer value: '' for column 'a' at row 1
+insert into t1 values ('2000a');
+ERROR 01000: Data truncated for column 'a' at row 1
+insert into t1 values ('2E3x');
+ERROR 01000: Data truncated for column 'a' at row 1
+drop table t1;
+End of 5.0 tests
diff --git a/mysql-test/r/type_date.result b/mysql-test/r/type_date.result
index ed15293bb45..644d4d971c6 100644
--- a/mysql-test/r/type_date.result
+++ b/mysql-test/r/type_date.result
@@ -99,7 +99,7 @@ DROP TABLE t1, t2, t3;
 CREATE TABLE t1 (y YEAR);
 INSERT INTO t1 VALUES ('abc');
 Warnings:
-Warning	1264	Out of range value adjusted for column 'y' at row 1
+Warning	1366	Incorrect integer value: 'abc' for column 'y' at row 1
 SELECT * FROM t1;
 y
 0000
diff --git a/mysql-test/r/type_year.result b/mysql-test/r/type_year.result
index 84b688429db..e52947455c8 100644
--- a/mysql-test/r/type_year.result
+++ b/mysql-test/r/type_year.result
@@ -34,3 +34,15 @@ select if(y = now(), 1, 0) from t1;
 if(y = now(), 1, 0)
 1
 drop table t1;
+create table t1(a year);
+insert into t1 values (2000.5), ('2000.5'), ('2001a'), ('2.001E3');
+Warnings:
+Warning	1265	Data truncated for column 'a' at row 3
+select * from t1;
+a
+2001
+2001
+2001
+2001
+drop table t1;
+End of 5.0 tests
diff --git a/mysql-test/t/gis.test b/mysql-test/t/gis.test
index b32764f1f62..72ed4a2dd37 100644
--- a/mysql-test/t/gis.test
+++ b/mysql-test/t/gis.test
@@ -471,3 +471,71 @@ create table t1 (g geometry not null);
 insert into t1 values(default);
 drop table t1;
 
+
+#
+# Bug#24563: MBROverlaps does not seem to function propertly
+# Bug#54888: MBROverlaps missing in 5.1?
+#
+
+# Test all MBR* functions and their non-MBR-prefixed aliases,
+# using shifted squares to verify the spatial relations.
+
+create table t1 (name VARCHAR(100), square GEOMETRY);
+
+INSERT INTO t1 VALUES("center", GeomFromText('POLYGON (( 0 0, 0 2, 2 2, 2 0, 0 0))'));
+
+INSERT INTO t1 VALUES("small",  GeomFromText('POLYGON (( 0 0, 0 1, 1 1, 1 0, 0 0))'));
+INSERT INTO t1 VALUES("big",    GeomFromText('POLYGON (( 0 0, 0 3, 3 3, 3 0, 0 0))'));
+
+INSERT INTO t1 VALUES("up",     GeomFromText('POLYGON (( 0 1, 0 3, 2 3, 2 1, 0 1))'));
+INSERT INTO t1 VALUES("up2",    GeomFromText('POLYGON (( 0 2, 0 4, 2 4, 2 2, 0 2))'));
+INSERT INTO t1 VALUES("up3",    GeomFromText('POLYGON (( 0 3, 0 5, 2 5, 2 3, 0 3))'));
+
+INSERT INTO t1 VALUES("down",   GeomFromText('POLYGON (( 0 -1, 0  1, 2  1, 2 -1, 0 -1))'));
+INSERT INTO t1 VALUES("down2",  GeomFromText('POLYGON (( 0 -2, 0  0, 2  0, 2 -2, 0 -2))'));
+INSERT INTO t1 VALUES("down3",  GeomFromText('POLYGON (( 0 -3, 0 -1, 2 -1, 2 -3, 0 -3))'));
+
+INSERT INTO t1 VALUES("right",  GeomFromText('POLYGON (( 1 0, 1 2, 3 2, 3 0, 1 0))'));
+INSERT INTO t1 VALUES("right2", GeomFromText('POLYGON (( 2 0, 2 2, 4 2, 4 0, 2 0))'));
+INSERT INTO t1 VALUES("right3", GeomFromText('POLYGON (( 3 0, 3 2, 5 2, 5 0, 3 0))'));
+
+INSERT INTO t1 VALUES("left",   GeomFromText('POLYGON (( -1 0, -1 2,  1 2,  1 0, -1 0))'));
+INSERT INTO t1 VALUES("left2",  GeomFromText('POLYGON (( -2 0, -2 2,  0 2,  0 0, -2 0))'));
+INSERT INTO t1 VALUES("left3",  GeomFromText('POLYGON (( -3 0, -3 2, -1 2, -1 0, -3 0))'));
+
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrcontains  FROM t1 a1 JOIN t1 a2 ON MBRContains(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrdisjoint  FROM t1 a1 JOIN t1 a2 ON MBRDisjoint(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrequal     FROM t1 a1 JOIN t1 a2 ON MBREqual(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrintersect FROM t1 a1 JOIN t1 a2 ON MBRIntersects( a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbroverlaps  FROM t1 a1 JOIN t1 a2 ON MBROverlaps(   a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrtouches   FROM t1 a1 JOIN t1 a2 ON MBRTouches(    a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS mbrwithin    FROM t1 a1 JOIN t1 a2 ON MBRWithin(     a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS contains     FROM t1 a1 JOIN t1 a2 ON Contains(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS disjoint     FROM t1 a1 JOIN t1 a2 ON Disjoint(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS equals       FROM t1 a1 JOIN t1 a2 ON Equals(        a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS intersect    FROM t1 a1 JOIN t1 a2 ON Intersects(    a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS overlaps     FROM t1 a1 JOIN t1 a2 ON Overlaps(      a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS touches      FROM t1 a1 JOIN t1 a2 ON Touches(       a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+SELECT GROUP_CONCAT(a2.name ORDER BY a2.name) AS within       FROM t1 a1 JOIN t1 a2 ON Within(        a1.square, a2.square) WHERE a1.name = "center" GROUP BY a1.name;
+
+# Overlaps needs a few more tests, with point and line dimensions
+
+SET @vert1   = GeomFromText('POLYGON ((0 -2, 0 2, 0 -2))');
+SET @horiz1  = GeomFromText('POLYGON ((-2 0, 2 0, -2 0))');
+SET @horiz2 = GeomFromText('POLYGON ((-1 0, 3 0, -1 0))');
+SET @horiz3 = GeomFromText('POLYGON ((2 0, 3 0, 2 0))');
+SET @point1 = GeomFromText('POLYGON ((0 0))');
+SET @point2 = GeomFromText('POLYGON ((-2 0))');
+
+SELECT GROUP_CONCAT(a1.name ORDER BY a1.name) AS overlaps FROM t1 a1 WHERE Overlaps(a1.square, @vert1) GROUP BY a1.name;
+SELECT GROUP_CONCAT(a1.name ORDER BY a1.name) AS overlaps FROM t1 a1 WHERE Overlaps(a1.square, @horiz1) GROUP BY a1.name;
+SELECT Overlaps(@horiz1, @vert1) FROM DUAL;
+SELECT Overlaps(@horiz1, @horiz2) FROM DUAL;
+SELECT Overlaps(@horiz1, @horiz3) FROM DUAL;
+SELECT Overlaps(@horiz1, @point1) FROM DUAL;
+SELECT Overlaps(@horiz1, @point2) FROM DUAL;
+
+DROP TABLE t1;
+
+--echo End of 5.0 tests
diff --git a/mysql-test/t/strict.test b/mysql-test/t/strict.test
index 65744068711..5e4d956527b 100644
--- a/mysql-test/t/strict.test
+++ b/mysql-test/t/strict.test
@@ -1200,3 +1200,53 @@ create table t1 (i int)
 comment '123456789*123456789*123456789*123456789*123456789*123456789*';
 show create table t1;
 drop table t1;
+
+#
+# Bug #26359: Strings becoming truncated and converted to numbers under STRICT mode
+#
+set sql_mode= 'traditional';
+create table t1(col1 tinyint, col2 tinyint unsigned, 
+  col3 smallint, col4 smallint unsigned,
+  col5 mediumint, col6 mediumint unsigned,
+  col7 int, col8 int unsigned,
+  col9 bigint, col10 bigint unsigned);
+--error 1366
+insert into t1(col1) values('-');
+--error 1366
+insert into t1(col2) values('+');
+--error 1366
+insert into t1(col3) values('-');
+--error 1366
+insert into t1(col4) values('+');
+--error 1366
+insert into t1(col5) values('-');
+--error 1366
+insert into t1(col6) values('+');
+--error 1366
+insert into t1(col7) values('-');
+--error 1366
+insert into t1(col8) values('+');
+--error 1366
+insert into t1(col9) values('-');
+--error 1366
+insert into t1(col10) values('+');
+drop table t1;
+
+#
+# Bug #27176: Assigning a string to an year column has unexpected results
+#
+set sql_mode='traditional';
+create table t1(a year);
+--error 1366
+insert into t1 values ('-');
+--error 1366
+insert into t1 values ('+');
+--error 1366
+insert into t1 values ('');
+--error 1265
+insert into t1 values ('2000a');
+--error 1265
+insert into t1 values ('2E3x');
+drop table t1;
+
+--echo End of 5.0 tests
diff --git a/mysql-test/t/type_year.test b/mysql-test/t/type_year.test
index 9744da24c02..0e174a556d6 100644
--- a/mysql-test/t/type_year.test
+++ b/mysql-test/t/type_year.test
@@ -21,4 +21,12 @@ insert into t1 values (now());
 select if(y = now(), 1, 0) from t1;
 drop table t1;
 
-# End of 4.1 tests
+#
+# Bug #27176: Assigning a string to an year column has unexpected results
+#
+create table t1(a year);
+insert into t1 values (2000.5), ('2000.5'), ('2001a'), ('2.001E3');
+select * from t1;
+drop table t1;
+
+--echo End of 5.0 tests
diff --git a/mysys/my_malloc.c b/mysys/my_malloc.c
index 3baf55d4c57..38d0263b495 100644
--- a/mysys/my_malloc.c
+++ b/mysys/my_malloc.c
@@ -37,7 +37,7 @@ gptr my_malloc(unsigned int size, myf my_flags)
     if (my_flags & MY_FAE)
       error_handler_hook=fatal_error_handler_hook;
     if (my_flags & (MY_FAE+MY_WME))
-      my_error(EE_OUTOFMEMORY, MYF(ME_BELL+ME_WAITTANG),size);
+      my_error(EE_OUTOFMEMORY, MYF(ME_BELL+ME_WAITTANG+ME_NOREFRESH),size);
     if (my_flags & MY_FAE)
       exit(1);
   }
diff --git a/mysys/safemalloc.c b/mysys/safemalloc.c
index f43c860adb0..a7d8f372151 100644
--- a/mysys/safemalloc.c
+++ b/mysys/safemalloc.c
@@ -150,11 +150,11 @@ gptr _mymalloc(uint size, const char *filename, uint lineno, myf MyFlags)
       char buff[SC_MAXWIDTH];
       my_errno=errno;
       sprintf(buff,"Out of memory at line %d, '%s'", lineno, filename);
-      my_message(EE_OUTOFMEMORY,buff,MYF(ME_BELL+ME_WAITTANG));
+      my_message(EE_OUTOFMEMORY, buff, MYF(ME_BELL+ME_WAITTANG+ME_NOREFRESH));
       sprintf(buff,"needed %d byte (%ldk), memory in use: %ld bytes (%ldk)",
 	      size, (size + 1023L) / 1024L,
 	      sf_malloc_max_memory, (sf_malloc_max_memory + 1023L) / 1024L);
-      my_message(EE_OUTOFMEMORY,buff,MYF(ME_BELL+ME_WAITTANG));
+      my_message(EE_OUTOFMEMORY, buff, MYF(ME_BELL+ME_WAITTANG+ME_NOREFRESH));
     }
     DBUG_PRINT("error",("Out of memory, in use: %ld at line %d, '%s'",
 			sf_malloc_max_memory,lineno, filename));
diff --git a/sql/field.cc b/sql/field.cc
index 152c1bdc364..f80bf12db92 100644
--- a/sql/field.cc
+++ b/sql/field.cc
@@ -963,6 +963,31 @@ static Item_result field_types_result_type [FIELDTYPE_NUM]=
 };
 
 
+/*
+  Test if the given string contains important data:
+  not spaces for character string,
+  or any data for binary string.
+
+  SYNOPSIS
+    test_if_important_data()
+    cs          Character set
+    str         String to test
+    strend      String end
+
+  RETURN
+    FALSE - If string does not have important data
+    TRUE  - If string has some important data
+*/
+
+static bool
+test_if_important_data(CHARSET_INFO *cs, const char *str, const char *strend)
+{
+  if (cs != &my_charset_bin)
+    str+= cs->cset->scan(cs, str, strend, MY_SEQ_SPACES);
+  return (str < strend);
+}
+
+
 /*
   Detect Item_result by given field type of UNION merge result
 
@@ -1052,65 +1077,114 @@ void Field_num::prepend_zeros(String *value)
 }
 
 /*
-  Test if given number is a int (or a fixed format float with .000)
+  Test if given number is a int.
 
   SYNOPSIS
-    test_if_int()
+    Field_num::check_int
+    cs          Character set
     str		String to test
     end		Pointer to char after last used digit
-    cs		Character set
+    length      String length
+    error       Error returned by strntoull10rnd()
 
-  NOTES
-    This is called after one has called my_strntol() or similar function.
-    This is only used to give warnings in ALTER TABLE or LOAD DATA...
-
-  TODO
-    Make this multi-byte-character safe
+  NOTE
+    This is called after one has called strntoull10rnd() function.
 
   RETURN
-    0	OK
-    1	error.  A warning is pushed if field_name != 0
+    0	ok
+    1	error: empty string or wrong integer.
+    2   error: garbage at the end of string.
 */
 
-bool Field::check_int(const char *str, int length, const char *int_end,
-                      CHARSET_INFO *cs)
+int Field_num::check_int(CHARSET_INFO *cs, const char *str, int length, 
+                         const char *int_end, int error)
 {
-  const char *end;
-  if (str == int_end)
+  /* Test if we get an empty string or wrong integer */
+  if (str == int_end || error == MY_ERRNO_EDOM)
   {
     char buff[128];
-    String tmp(buff,(uint32) sizeof(buff), system_charset_info);
+    String tmp(buff, (uint32) sizeof(buff), system_charset_info);
     tmp.copy(str, length, system_charset_info);
     push_warning_printf(table->in_use, MYSQL_ERROR::WARN_LEVEL_WARN,
                         ER_TRUNCATED_WRONG_VALUE_FOR_FIELD, 
                         ER(ER_TRUNCATED_WRONG_VALUE_FOR_FIELD),
                         "integer", tmp.c_ptr(), field_name,
                         (ulong) table->in_use->row_count);
-    return 1;					// Empty string
+    return 1;
   }
-  end= str+length;
-  if ((str= int_end) == end)
-    return 0;					// OK; All digits was used
-
-  /* Allow end .0000 */
-  if (*str == '.')
+  /* Test if we have garbage at the end of the given string. */
+  if (test_if_important_data(cs, int_end, str + length))
   {
-    for (str++ ; str != end && *str == '0'; str++)
-      ;
-  }
-  /* Allow end space */
-  for ( ; str != end ; str++)
-  {
-    if (!my_isspace(cs,*str))
-    {
-      set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, WARN_DATA_TRUNCATED, 1);
-      return 1;
-    }
+    set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, WARN_DATA_TRUNCATED, 1);
+    return 2;
   }
   return 0;
 }
 
 
+/*
+  Conver a string to an integer then check bounds.
+  
+  SYNOPSIS
+    Field_num::get_int
+    cs            Character set
+    from          String to convert
+    len           Length of the string
+    rnd           OUT longlong value
+    unsigned_max  max unsigned value
+    signed_min    min signed value
+    signed_max    max signed value
+
+  DESCRIPTION
+    The function calls strntoull10rnd() to get an integer value then
+    check bounds and errors returned. In case of any error a warning
+    is raised.
+
+  RETURN
+    0   ok
+    1   error
+*/
+
+bool Field_num::get_int(CHARSET_INFO *cs, const char *from, uint len,
+                        longlong *rnd, ulonglong unsigned_max, 
+                        longlong signed_min, longlong signed_max)
+{
+  char *end;
+  int error;
+  
+  *rnd= (longlong) cs->cset->strntoull10rnd(cs, from, len, unsigned_flag, &end,
+                                            &error);
+  if (unsigned_flag)
+  {
+
+    if (((ulonglong) *rnd > unsigned_max) && (*rnd= (longlong) unsigned_max) ||
+        error == MY_ERRNO_ERANGE)
+    {
+      goto out_of_range;
+    }
+  }
+  else
+  {
+    if (*rnd < signed_min)
+    {
+      *rnd= signed_min;
+      goto out_of_range;
+    }
+    else if (*rnd > signed_max)
+    {
+      *rnd= signed_max;
+      goto out_of_range;
+    }
+  }
+  if (table->in_use->count_cuted_fields && check_int(cs, from, len, end, error))
+    return 1;
+  return 0;
+
+out_of_range:
+  set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, ER_WARN_DATA_OUT_OF_RANGE, 1);
+  return 1;
+}
+
 /*
   Process decimal library return codes and issue warnings for overflow and
   truncation.
@@ -2506,45 +2580,11 @@ void Field_new_decimal::sql_type(String &str) const
 
 int Field_tiny::store(const char *from,uint len,CHARSET_INFO *cs)
 {
-  char *end;
   int error;
-
-  if (unsigned_flag)
-  {
-    ulonglong tmp= cs->cset->strntoull10rnd(cs, from, len, 1, &end, &error);
-    if (error == MY_ERRNO_ERANGE || tmp > 255)
-    {
-      set_if_smaller(tmp, 255);
-      set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, ER_WARN_DATA_OUT_OF_RANGE, 1);
-      error= 1;
-    }
-    else if (table->in_use->count_cuted_fields && check_int(from,len,end,cs))
-      error= 1;
-    else
-      error= 0;
-    ptr[0]= (char) tmp;
-  }
-  else
-  {
-    longlong tmp= cs->cset->strntoull10rnd(cs, from, len, 0, &end, &error);
-    if (tmp < -128)
-    {
-      tmp= -128;
-      set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, ER_WARN_DATA_OUT_OF_RANGE, 1);
-      error= 1;
-    }
-    else if (tmp >= 128)
-    {
-      tmp= 127;
-      set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, ER_WARN_DATA_OUT_OF_RANGE, 1);
-      error= 1;
-    }
-    else if (table->in_use->count_cuted_fields && check_int(from,len,end,cs))
-      error= 1;
-    else
-      error= 0;
-    ptr[0]= (char) tmp;
-  }
+  longlong rnd;
+  
+  error= get_int(cs, from, len, &rnd, 255, -128, 127);
+  ptr[0]= unsigned_flag ? (char) (ulonglong) rnd : (char) rnd;
   return error;
 }
 
@@ -2709,59 +2749,20 @@ void Field_tiny::sql_type(String &res) const
 
 int Field_short::store(const char *from,uint len,CHARSET_INFO *cs)
 {
-  char *end;
+  int store_tmp;
   int error;
-
-  if (unsigned_flag)
-  {
-    ulonglong tmp= cs->cset->strntoull10rnd(cs, from, len, 1, &end, &error);
-    if (error == MY_ERRNO_ERANGE || tmp > UINT_MAX16)
-    {
-      set_if_smaller(tmp, UINT_MAX16);
-      set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, ER_WARN_DATA_OUT_OF_RANGE, 1);
-      error= 1;
-    }
-    else if (table->in_use->count_cuted_fields && check_int(from,len,end,cs))
-      error= 1;
-    else
-      error= 0;
+  longlong rnd;
+  
+  error= get_int(cs, from, len, &rnd, UINT_MAX16, INT_MIN16, INT_MAX16);
+  store_tmp= unsigned_flag ? (int) (ulonglong) rnd : (int) rnd;
 #ifdef WORDS_BIGENDIAN
-    if (table->s->db_low_byte_first)
-    {
-      int2store(ptr,tmp);
-    }
-    else
-#endif
-      shortstore(ptr,(short) tmp);
+  if (table->s->db_low_byte_first)
+  {
+    int2store(ptr, store_tmp);
   }
   else
-  {
-    longlong tmp= cs->cset->strntoull10rnd(cs, from, len, 0, &end, &error);
-    if (tmp < INT_MIN16)
-    {
-      tmp= INT_MIN16;
-      set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, ER_WARN_DATA_OUT_OF_RANGE, 1);
-      error= 1;
-    }
-    else if (tmp > INT_MAX16)
-    {
-      tmp=INT_MAX16;
-      set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, ER_WARN_DATA_OUT_OF_RANGE, 1);
-      error= 1;
-    }
-    else if (table->in_use->count_cuted_fields && check_int(from,len,end,cs))
-      error= 1;
-    else
-      error= 0;
-#ifdef WORDS_BIGENDIAN
-    if (table->s->db_low_byte_first)
-    {
-      int2store(ptr,tmp);
-    }
-    else
 #endif
-      shortstore(ptr,(short) tmp);
-  }
+    shortstore(ptr, (short) store_tmp);
   return error;
 }
 
@@ -2989,45 +2990,13 @@ void Field_short::sql_type(String &res) const
 
 int Field_medium::store(const char *from,uint len,CHARSET_INFO *cs)
 {
-  char *end;
+  int store_tmp;
   int error;
-
-  if (unsigned_flag)
-  {
-    ulonglong tmp= cs->cset->strntoull10rnd(cs, from, len, 1, &end, &error);
-    if (error == MY_ERRNO_ERANGE || tmp > UINT_MAX24)
-    {
-      set_if_smaller(tmp, UINT_MAX24);
-      set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, ER_WARN_DATA_OUT_OF_RANGE, 1);
-      error= 1;
-    }
-    else if (table->in_use->count_cuted_fields && check_int(from,len,end,cs))
-      error= 1;
-    else
-      error= 0;
-    int3store(ptr,tmp);
-  }
-  else
-  {
-    longlong tmp= cs->cset->strntoull10rnd(cs, from, len, 0, &end, &error);
-    if (tmp < INT_MIN24)
-    {
-      tmp= INT_MIN24;
-      set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, ER_WARN_DATA_OUT_OF_RANGE, 1);
-      error= 1;
-    }
-    else if (tmp > INT_MAX24)
-    {
-      tmp=INT_MAX24;
-      set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, ER_WARN_DATA_OUT_OF_RANGE, 1);
-      error= 1;
-    }
-    else if (table->in_use->count_cuted_fields && check_int(from,len,end,cs))
-      error= 1;
-    else
-      error= 0;
-    int3store(ptr,tmp);
-  }
+  longlong rnd;
+  
+  error= get_int(cs, from, len, &rnd, UINT_MAX24, INT_MIN24, INT_MAX24);
+  store_tmp= unsigned_flag ? (int) (ulonglong) rnd : (int) rnd;
+  int3store(ptr, store_tmp);
   return error;
 }
 
@@ -3206,45 +3175,10 @@ int Field_long::store(const char *from,uint len,CHARSET_INFO *cs)
 {
   long store_tmp;
   int error;
-  char *end;
-
-  if (unsigned_flag)
-  {
-    ulonglong tmp= cs->cset->strntoull10rnd(cs, from, len, 1, &end, &error);
-    if (error == MY_ERRNO_ERANGE || tmp > (ulonglong) UINT_MAX32)
-    {
-      set_if_smaller(tmp, (ulonglong) UINT_MAX32);
-      set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, ER_WARN_DATA_OUT_OF_RANGE, 1);
-      error= 1;
-    }
-    else if (table->in_use->count_cuted_fields && check_int(from,len,end,cs))
-      error= 1;
-    else
-      error= 0;
-    store_tmp= (long) tmp;
-  }
-  else
-  {
-    longlong tmp= cs->cset->strntoull10rnd(cs, from, len, 0, &end, &error);
-    if (tmp < INT_MIN32)
-    {
-      tmp= INT_MIN32;
-      set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, ER_WARN_DATA_OUT_OF_RANGE, 1);
-      error= 1;
-    }
-    else if (tmp > INT_MAX32)
-    {
-      tmp=INT_MAX32;
-      set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, ER_WARN_DATA_OUT_OF_RANGE, 1);
-      error= 1;
-    }
-    else if (table->in_use->count_cuted_fields && check_int(from,len,end,cs))
-      error= 1;
-    else
-      error= 0;
-    store_tmp= (long) tmp;
-  }
-    
+  longlong rnd;
+  
+  error= get_int(cs, from, len, &rnd, UINT_MAX32, INT_MIN32, INT_MAX32);
+  store_tmp= unsigned_flag ? (long) (ulonglong) rnd : (long) rnd;
 #ifdef WORDS_BIGENDIAN
   if (table->s->db_low_byte_first)
   {
@@ -3490,7 +3424,8 @@ int Field_longlong::store(const char *from,uint len,CHARSET_INFO *cs)
     set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, ER_WARN_DATA_OUT_OF_RANGE, 1);
     error= 1;
   }
-  else if (table->in_use->count_cuted_fields && check_int(from,len,end,cs))
+  else if (table->in_use->count_cuted_fields && 
+           check_int(cs, from, len, end, error))
     error= 1;
   else
     error= 0;
@@ -5008,16 +4943,25 @@ int Field_year::store(const char *from, uint len,CHARSET_INFO *cs)
 {
   char *end;
   int error;
-  long nr= my_strntol(cs, from, len, 10, &end, &error);
+  longlong nr= cs->cset->strntoull10rnd(cs, from, len, 0, &end, &error);
 
-  if (nr < 0 || nr >= 100 && nr <= 1900 || nr > 2155 || error)
+  if (nr < 0 || nr >= 100 && nr <= 1900 || nr > 2155 || 
+      error == MY_ERRNO_ERANGE)
   {
     *ptr=0;
     set_warning(MYSQL_ERROR::WARN_LEVEL_WARN, ER_WARN_DATA_OUT_OF_RANGE, 1);
     return 1;
   }
-  if (table->in_use->count_cuted_fields && check_int(from,len,end,cs))
+  if (table->in_use->count_cuted_fields && 
+      (error= check_int(cs, from, len, end, error)))
+  {
+    if (error == 1)  /* empty or incorrect string */
+    {
+      *ptr= 0;
+      return 1;
+    }
     error= 1;
+  }
 
   if (nr != 0 || len != 4)
   {
@@ -5907,31 +5851,6 @@ report_data_too_long(Field_str *field)
 }
 
 
-/*
-  Test if the given string contains important data:
-  not spaces for character string,
-  or any data for binary string.
-
-  SYNOPSIS
-    test_if_important_data()
-    cs          Character set
-    str         String to test
-    strend      String end
-
-  RETURN
-    FALSE - If string does not have important data
-    TRUE  - If string has some important data
-*/
-
-static bool
-test_if_important_data(CHARSET_INFO *cs, const char *str, const char *strend)
-{
-  if (cs != &my_charset_bin)
-    str+= cs->cset->scan(cs, str, strend, MY_SEQ_SPACES);
-  return (str < strend);
-}
-
-
 	/* Copy a string and fill with space */
 
 int Field_string::store(const char *from,uint length,CHARSET_INFO *cs)
diff --git a/sql/field.h b/sql/field.h
index 0f30f5332ff..eb00899cf54 100644
--- a/sql/field.h
+++ b/sql/field.h
@@ -306,8 +306,6 @@ public:
   virtual void set_derivation(enum Derivation derivation_arg) { }
   bool set_warning(MYSQL_ERROR::enum_warning_level, unsigned int code,
                    int cuted_increment);
-  bool check_int(const char *str, int length, const char *int_end,
-                 CHARSET_INFO *cs);
   void set_datetime_warning(MYSQL_ERROR::enum_warning_level, uint code, 
                             const char *str, uint str_len,
                             timestamp_type ts_type, int cuted_increment);
@@ -369,6 +367,11 @@ public:
   bool eq_def(Field *field);
   int store_decimal(const my_decimal *);
   my_decimal *val_decimal(my_decimal *);
+  int check_int(CHARSET_INFO *cs, const char *str, int length,
+                const char *int_end, int error);
+  bool get_int(CHARSET_INFO *cs, const char *from, uint len, 
+               longlong *rnd, ulonglong unsigned_max, 
+               longlong signed_min, longlong signed_max);
 };
 
 
diff --git a/sql/log.cc b/sql/log.cc
index ea82648b553..c2b4eb1a441 100644
--- a/sql/log.cc
+++ b/sql/log.cc
@@ -2229,37 +2229,6 @@ static bool test_if_number(register const char *str,
 } /* test_if_number */
 
 
-static void print_buffer_to_file(enum loglevel level, const char *buffer)
-{
-  time_t skr;
-  struct tm tm_tmp;
-  struct tm *start;
-  DBUG_ENTER("print_buffer_to_file");
-  DBUG_PRINT("enter",("buffer: %s", buffer));
-
-  VOID(pthread_mutex_lock(&LOCK_error_log));
-
-  skr=time(NULL);
-  localtime_r(&skr, &tm_tmp);
-  start=&tm_tmp;
-  fprintf(stderr, "%02d%02d%02d %2d:%02d:%02d [%s] %s\n",
-          start->tm_year % 100,
-          start->tm_mon+1,
-          start->tm_mday,
-          start->tm_hour,
-          start->tm_min,
-          start->tm_sec,
-          (level == ERROR_LEVEL ? "ERROR" : level == WARNING_LEVEL ?
-           "Warning" : "Note"),
-          buffer);
-
-  fflush(stderr);
-
-  VOID(pthread_mutex_unlock(&LOCK_error_log));
-  DBUG_VOID_RETURN;
-}
-
-
 void sql_perror(const char *message)
 {
 #ifdef HAVE_STRERROR
@@ -2327,7 +2296,7 @@ void MYSQL_LOG::signal_update()
 
 #ifdef __NT__
 static void print_buffer_to_nt_eventlog(enum loglevel level, char *buff,
-                                        uint length, int buffLen)
+                                        size_t length, size_t buffLen)
 {
   HANDLE event;
   char   *buffptr= buff;
@@ -2387,10 +2356,41 @@ void vprint_msg_to_log(enum loglevel level __attribute__((unused)),
                        va_list argsi __attribute__((unused)))
 {}
 #else /*!EMBEDDED_LIBRARY*/
+static void print_buffer_to_file(enum loglevel level, const char *buffer)
+{
+  time_t skr;
+  struct tm tm_tmp;
+  struct tm *start;
+  DBUG_ENTER("print_buffer_to_file");
+  DBUG_PRINT("enter",("buffer: %s", buffer));
+
+  VOID(pthread_mutex_lock(&LOCK_error_log));
+
+  skr=time(NULL);
+  localtime_r(&skr, &tm_tmp);
+  start=&tm_tmp;
+  fprintf(stderr, "%02d%02d%02d %2d:%02d:%02d [%s] %s\n",
+          start->tm_year % 100,
+          start->tm_mon+1,
+          start->tm_mday,
+          start->tm_hour,
+          start->tm_min,
+          start->tm_sec,
+          (level == ERROR_LEVEL ? "ERROR" : level == WARNING_LEVEL ?
+           "Warning" : "Note"),
+          buffer);
+
+  fflush(stderr);
+
+  VOID(pthread_mutex_unlock(&LOCK_error_log));
+  DBUG_VOID_RETURN;
+}
+
+
 void vprint_msg_to_log(enum loglevel level, const char *format, va_list args)
 {
   char   buff[1024];
-  uint length;
+  size_t length;
   DBUG_ENTER("vprint_msg_to_log");
 
   length= my_vsnprintf(buff, sizeof(buff), format, args);
diff --git a/sql/spatial.h b/sql/spatial.h
index 86232fcd524..837ae153310 100644
--- a/sql/spatial.h
+++ b/sql/spatial.h
@@ -144,15 +144,46 @@ struct MBR
     return (xmin<x) && (xmax>x) && (ymin<y) && (ymax>y);
   }
 
+  /**
+    The dimension maps to an integer as:
+    - Polygon -> 2
+    - Horizontal or vertical line -> 1
+    - Point -> 0
+    - Invalid MBR -> -1
+  */
+  int dimension() const
+  {
+    int d= 0;
+
+    if (xmin > xmax)
+      return -1;
+    else if (xmin < xmax)
+      d++;
+
+    if (ymin > ymax)
+      return -1;
+    else if (ymin < ymax)
+      d++;
+
+    return d;
+  }
+
   int overlaps(const MBR *mbr)
   {
-    int lb= mbr->inner_point(xmin, ymin);
-    int rb= mbr->inner_point(xmax, ymin);
-    int rt= mbr->inner_point(xmax, ymax);
-    int lt= mbr->inner_point(xmin, ymax);
+    /*
+      overlaps() requires that some point inside *this is also inside
+      *mbr, and that both geometries and their intersection are of the
+      same dimension.
+    */
+    int d = dimension();
 
-    int a = lb+rb+rt+lt;
-    return (a>0) && (a<4) && (!within(mbr));
+    if (d != mbr->dimension() || d <= 0 || contains(mbr) || within(mbr))
+      return 0;
+
+    MBR intersection(max(xmin, mbr->xmin), max(ymin, mbr->ymin),
+                     min(xmax, mbr->xmax), min(ymax, mbr->ymax));
+
+    return (d == intersection.dimension());
   }
 };