DROP TABLE IF EXISTS t1;
select 1, ST_Intersects(GeomFromText('POLYGON((0 0,20 0,20 20,0 20,0 0))'), GeomFromText('POLYGON((10 10,30 10,30 30,10 30,10 10))')) as result;
1	result
1	1
select 0, ST_Intersects(GeomFromText('POLYGON((0 0,20 10,10 30, 0 0))'), GeomFromText('POLYGON((10 40, 40 50, 20 70, 10 40))')) as result;
0	result
0	0
select 1, ST_Intersects(GeomFromText('POLYGON((0 0,20 10,10 30, 0 0))'), GeomFromText('POINT(10 10)')) as result;
1	result
1	1
select 1, ST_Intersects(GeomFromText('POLYGON((0 0,20 10,10 30, 0 0))'), GeomFromText('POLYGON((10 10,30 20,20 40, 10 10))')) as result;
1	result
1	1
select 0, ST_Within(GeomFromText('POLYGON((0 0,20 10,10 30, 0 0))'), GeomFromText('POLYGON((10 10,30 20,20 40, 10 10))')) as result;
0	result
0	0
select 1, ST_Within(GeomFromText('POLYGON((1 1,20 10,10 30, 1 1))'), GeomFromText('POLYGON((0 0,30 5,10 40, 0 0))')) as result;
1	result
1	1
create table t1 (g point);
insert into t1 values 
(GeomFromText('POINT(2 2)')), (GeomFromText('POINT(2 4)')), (GeomFromText('POINT(2 6)')), (GeomFromText('POINT(2 8)')),
(GeomFromText('POINT(4 2)')), (GeomFromText('POINT(4 4)')), (GeomFromText('POINT(4 6)')), (GeomFromText('POINT(4 8)')),
(GeomFromText('POINT(6 2)')), (GeomFromText('POINT(6 4)')), (GeomFromText('POINT(6 6)')), (GeomFromText('POINT(6 8)')),
(GeomFromText('POINT(8 2)')), (GeomFromText('POINT(8 4)')), (GeomFromText('POINT(8 6)')), (GeomFromText('POINT(8 8)'));
select astext(g) from t1 where ST_Within(g, GeomFromText('POLYGON((5 1, 7 1, 7 7, 5 7, 3 3, 5 3, 5 1))'));
astext(g)
POINT(4 4)
POINT(6 2)
POINT(6 4)
POINT(6 6)
select 'Contains';
Contains
Contains
select astext(g) from t1 where ST_Contains(GeomFromText('POLYGON((5 1, 7 1, 7 7, 5 7, 3 3, 5 3, 5 1))'), g);
astext(g)
POINT(4 4)
POINT(6 2)
POINT(6 4)
POINT(6 6)
select 'Intersects';
Intersects
Intersects
select astext(g) from t1 where ST_Intersects(GeomFromText('POLYGON((5 1, 7 1, 7 7, 5 7, 3 3, 5 3, 5 1))'), g);
astext(g)
POINT(4 4)
POINT(6 2)
POINT(6 4)
POINT(6 6)
select 'Contains';
Contains
Contains
select astext(g) from t1 where ST_Contains(GeomFromText('POLYGON((5 1, 7 1, 7 7, 5 7, 3 3, 5 3, 5 1))'), g);
astext(g)
POINT(4 4)
POINT(6 2)
POINT(6 4)
POINT(6 6)
select 'Contains2';
Contains2
Contains2
select astext(g) from t1 where ST_Contains(GeomFromText('POLYGON((5 1, 7 1, 7 7, 5 7, 3 3, 5 3, 5 1), (5.01 3.01, 6 5, 9 5, 8 3, 5.01 3.01))'), g);
astext(g)
POINT(4 4)
POINT(6 2)
POINT(6 6)
POINT(8 4)
DROP TABLE t1;
select 0, ST_Within(GeomFromText('LINESTRING(15 15, 50 50, 60 60)'), GeomFromText('POLYGON((10 10,30 20,20 40, 10 10))')) as result;
0	result
0	0
select 1, ST_Within(GeomFromText('LINESTRING(15 15, 16 16)'), GeomFromText('POLYGON((10 10,30 20,20 40, 10 10))')) as result;
1	result
1	1
select 1, ST_Intersects(GeomFromText('LINESTRING(15 15, 50 50)'), GeomFromText('LINESTRING(50 15, 15 50)')) as result;
1	result
1	1
select 0, ST_Intersects(GeomFromText('LINESTRING(15 15, 50 50)'), GeomFromText('LINESTRING(16 16, 51 51)')) as result;
0	result
0	1
select 1, ST_Intersects(GeomFromText('POLYGON((0 0, 50 45, 40 50, 0 0))'), GeomFromText('POLYGON((50 5, 55 10, 0 45, 50 5))')) as result;
1	result
1	1
select astext(ST_Union(geometryfromtext('point(1 1)'), geometryfromtext('polygon((0 0, 2 0, 1 2, 0 0))'))) as result;
result
POLYGON((0 0,1 2,2 0,0 0))
select astext(ST_Intersection(geometryfromtext('point(1 1)'), geometryfromtext('polygon((0 0, 2 0, 1 2, 0 0))'))) as result;
result
POINT(1 1)
select ST_Intersects(GeomFromText('POLYGON((0 0, 50 45, 40 50, 0 0))'), GeomFromText('POLYGON((50 5, 55 10, 0 45, 50 5))'))  as result;
result
1
select ST_contains(GeomFromText('MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0)), ((6 6, 6 11, 11 11, 11 6, 6 6)))'), GeomFromText('POINT(5 10)')) as result;
result
0
select ST_Disjoint(GeomFromText('POLYGON((0 0, 0 5, 5 5, 5 0, 0 0))'), GeomFromText('POLYGON((10 10, 10 15, 15 15, 15 10, 10 10))')) as result;
result
1
select ST_Disjoint(GeomFromText('POLYGON((0 0, 0 5, 5 5, 5 0, 0 0))'), GeomFromText('POLYGON((10 10, 10 4, 4 4, 4 10, 10 10))')) as result;
result
0
select ST_Overlaps(GeomFromText('POLYGON((0 0, 0 5, 5 5, 5 0, 0 0))'), GeomFromText('POLYGON((10 10, 10 4, 4 4, 4 10, 10 10))')) as result;
result
1
select ST_Overlaps(GeomFromText('POLYGON((0 0, 0 5, 5 5, 5 0, 0 0))'), GeomFromText('POLYGON((1 1, 1 4, 4 4, 4 1, 1 1))')) as result;
result
0
select ST_DISTANCE(geomfromtext('polygon((0 0, 1 2, 2 1, 0 0))'), geomfromtext('polygon((2 2, 3 4, 4 3, 2 2))')) as result;
result
0.7071067811865475
select ST_DISTANCE(geomfromtext('polygon((0 0, 1 2, 2 1, 0 0))'), geomfromtext('linestring(0 1, 1 0)')) as result;
result
0
select ST_DISTANCE(geomfromtext('polygon((0 0, 3 6, 6 3, 0 0))'), geomfromtext('polygon((2 2, 3 4, 4 3, 2 2))')) as result;
result
0
select ST_DISTANCE(geomfromtext('polygon((0 0, 3 6, 6 3, 0 0),(2 2, 3 4, 4 3, 2 2))'), geomfromtext('point(3 3)')) as result;
result
0.4472135954999579
select ST_DISTANCE(geomfromtext('linestring(0 0, 3 6, 6 3, 0 0)'), geomfromtext('polygon((2 2, 3 4, 4 3, 2 2))')) as result;
result
0.8944271909999159
select astext(ST_Intersection(GeomFromText('POLYGON((0 0, 50 45, 40 50, 0 0))'), GeomFromText('POLYGON((50 5, 55 10, 0 45, 50 5))'))) as result;
result
POLYGON((26.47058823529412 23.823529411764707,21.951219512195124 27.439024390243905,23.855421686746986 29.819277108433734,29.289940828402365 26.36094674556213,26.47058823529412 23.823529411764707))
select astext(ST_Intersection(GeomFromText('LINESTRING(0 0, 50 45, 40 50, 0 0)'), GeomFromText('LINESTRING(50 5, 55 10, 0 45, 50 5)'))) as result;
result
MULTIPOINT(26.47058823529412 23.823529411764707,29.289940828402365 26.36094674556213,21.951219512195124 27.439024390243905,23.855421686746986 29.819277108433734)
select astext(ST_Intersection(GeomFromText('LINESTRING(0 0, 50 45, 40 50)'), GeomFromText('LINESTRING(50 5, 55 10, 0 45)'))) as result;
result
POINT(29.289940828402365 26.36094674556213)
select astext(ST_Intersection(GeomFromText('POLYGON((0 0, 50 45, 40 50, 0 0))'), GeomFromText('POINT(20 20)'))) as result;
result
POINT(20 20)
select astext(ST_Intersection(GeomFromText('POLYGON((0 0, 50 45, 40 50, 0 0))'), GeomFromText('LINESTRING(-10 -10, 200 200)'))) as result;
result
LINESTRING(0 0,46.666666666666664 46.666666666666664)
select astext(ST_Intersection(GeomFromText('POLYGON((0 0, 50 45, 40 50, 0 0))'), GeomFromText('LINESTRING(-10 -10, 200 200, 199 201, -11 -9)'))) as result;
result
MULTILINESTRING((0 0,46.666666666666664 46.666666666666664),(8 10,45.33333333333333 47.33333333333333))
select astext(ST_UNION(GeomFromText('POLYGON((0 0, 50 45, 40 50, 0 0))'), GeomFromText('LINESTRING(-10 -10, 200 200, 199 201, -11 -9)'))) as result;
result
GEOMETRYCOLLECTION(LINESTRING(-10 -10,0 0),LINESTRING(-11 -9,8 10),POLYGON((0 0,40 50,50 45,0 0)),LINESTRING(46.666666666666664 46.666666666666664,200 200,199 201,45.33333333333333 47.33333333333333))
select astext(ST_intersection(geomfromtext('polygon((0 0, 1 0, 0 1, 0 0))'), geomfromtext('polygon((0 0, 1 1, 0 2, 0 0))'))) as result;
result
POLYGON((0 0,0 1,0.5 0.5,0 0))
select astext(ST_symdifference(geomfromtext('polygon((0 0, 1 0, 0 1, 0 0))'), geomfromtext('polygon((0 0, 1 1, 0 2, 0 0))'))) as result;
result
MULTIPOLYGON(((0 0,0.5 0.5,1 0,0 0)),((0.5 0.5,0 1,0 2,1 1,0.5 0.5)))
select astext(ST_UNION(GeomFromText('POLYGON((0 0, 50 45, 40 50, 0 0))'), GeomFromText('LINESTRING(-10 -10, 200 200, 199 201, -11 -9)'))) as result;
result
GEOMETRYCOLLECTION(LINESTRING(-10 -10,0 0),LINESTRING(-11 -9,8 10),POLYGON((0 0,40 50,50 45,0 0)),LINESTRING(46.666666666666664 46.666666666666664,200 200,199 201,45.33333333333333 47.33333333333333))
select astext(ST_buffer(geometryfromtext('point(1 1)'), 1));
astext(ST_buffer(geometryfromtext('point(1 1)'), 1))
POLYGON((1 0,0.950932325672582 0.001204543794827595,0.9019828596704393 0.004815273327803182,0.8532695255446382 0.010823490035218986,0.8049096779838717 0.01921471959676957,0.7570198200967361 0.029968746805456026,0.7097153227455377 0.043059664267791065,0.6631101466077799 0.058455934816979194,0.6173165676349102 0.07612046748871326,0.5724449065697179 0.09601070687655666,0.5286032631740024 0.11807873565164506,0.48589725580677834 0.14227138999972788,0.4444297669803978 0.16853038769745476,0.40430069550756664 0.19679246851935517,0.3656067158363545 0.226989546637263,0.32844104515298167 0.2590488746450409,0.29289321881345254 0.29289321881345254,0.2590488746450409 0.32844104515298167,0.226989546637263 0.3656067158363545,0.19679246851935517 0.40430069550756664,0.16853038769745476 0.4444297669803978,0.14227138999972788 0.48589725580677834,0.11807873565164506 0.5286032631740024,0.09601070687655666 0.5724449065697179,0.07612046748871326 0.6173165676349102,0.058455934816979194 0.6631101466077799,0.043059664267791065 0.7097153227455377,0.029968746805456026 0.7570198200967361,0.01921471959676957 0.8049096779838717,0.010823490035218986 0.8532695255446382,0.004815273327803182 0.9019828596704393,0.001204543794827595 0.950932325672582,0 1,0.004815273327803182 1.0980171403295607,0.010823490035218986 1.146730474455362,0.01921471959676957 1.1950903220161284,0.029968746805456026 1.2429801799032638,0.043059664267791065 1.2902846772544623,0.058455934816979194 1.3368898533922202,0.07612046748871326 1.3826834323650898,0.09601070687655666 1.427555093430282,0.11807873565164506 1.4713967368259975,0.14227138999972788 1.5141027441932216,0.16853038769745476 1.5555702330196022,0.19679246851935517 1.5956993044924332,0.226989546637263 1.6343932841636455,0.2590488746450409 1.6715589548470184,0.29289321881345254 1.7071067811865475,0.32844104515298167 1.7409511253549592,0.3656067158363545 1.7730104533627369,0.40430069550756664 1.8032075314806448,0.4444297669803978 1.8314696123025453,0.48589725580677834 1.8577286100002721,0.5286032631740024 1.881921264348355,0.5724449065697179 1.9039892931234434,0.6173165676349102 1.9238795325112867,0.6631101466077799 1.9415440651830207,0.7097153227455377 1.956940335732209,0.7570198200967361 1.970031253194544,0.8049096779838717 1.9807852804032304,0.8532695255446382 1.9891765099647811,0.9019828596704393 1.9951847266721967,0.950932325672582 1.9987954562051724,1 2,1.049067674327418 1.9987954562051724,1.0980171403295607 1.9951847266721967,1.146730474455362 1.9891765099647811,1.1950903220161284 1.9807852804032304,1.2429801799032638 1.970031253194544,1.2902846772544623 1.956940335732209,1.3368898533922202 1.9415440651830207,1.3826834323650898 1.9238795325112867,1.427555093430282 1.9039892931234434,1.4713967368259975 1.881921264348355,1.5141027441932216 1.8577286100002721,1.5555702330196022 1.8314696123025453,1.5956993044924332 1.8032075314806448,1.6343932841636455 1.7730104533627369,1.6715589548470184 1.7409511253549592,1.7071067811865475 1.7071067811865475,1.7409511253549592 1.6715589548470184,1.7730104533627369 1.6343932841636455,1.8032075314806448 1.5956993044924332,1.8314696123025453 1.5555702330196022,1.8577286100002721 1.5141027441932216,1.881921264348355 1.4713967368259975,1.9039892931234434 1.427555093430282,1.9238795325112867 1.3826834323650898,1.9415440651830207 1.3368898533922202,1.956940335732209 1.2902846772544623,1.970031253194544 1.2429801799032638,1.9807852804032304 1.1950903220161284,1.9891765099647811 1.146730474455362,1.9951847266721967 1.0980171403295607,1.9987954562051724 1.049067674327418,2 1,1.9951847266721967 0.9019828596704393,1.9891765099647811 0.8532695255446382,1.9807852804032304 0.8049096779838717,1.970031253194544 0.7570198200967361,1.956940335732209 0.7097153227455377,1.9415440651830207 0.6631101466077799,1.9238795325112867 0.6173165676349102,1.9039892931234434 0.5724449065697179,1.881921264348355 0.5286032631740024,1.8577286100002721 0.48589725580677834,1.8314696123025453 0.4444297669803978,1.8032075314806448 0.40430069550756664,1.7730104533627369 0.3656067158363545,1.7409511253549592 0.32844104515298167,1.7071067811865475 0.29289321881345254,1.6715589548470184 0.2590488746450409,1.6343932841636455 0.226989546637263,1.5956993044924332 0.19679246851935517,1.5555702330196022 0.16853038769745476,1.5141027441932216 0.14227138999972788,1.4713967368259975 0.11807873565164506,1.427555093430282 0.09601070687655666,1.3826834323650898 0.07612046748871326,1.3368898533922202 0.058455934816979194,1.2902846772544623 0.043059664267791065,1.2429801799032638 0.029968746805456026,1.1950903220161284 0.01921471959676957,1.146730474455362 0.010823490035218986,1.0980171403295607 0.004815273327803182,1.049067674327418 0.001204543794827595,1 0))
create table t1(geom geometrycollection);
insert into t1 values (geomfromtext('POLYGON((0 0, 10 10, 0 8, 0 0))'));
insert into t1 values (geomfromtext('POLYGON((1 1, 10 10, 0 8, 1 1))'));
select astext(geom), area(geom),round(area(ST_buffer(geom,2)), 7) from t1;
astext(geom)	area(geom)	round(area(ST_buffer(geom,2)), 7)
POLYGON((0 0,10 10,0 8,0 0))	40	117.2416764
POLYGON((1 1,10 10,0 8,1 1))	36	108.5553959
select ST_NUMPOINTS(ST_EXTERIORRING(ST_buffer(geom,2))) from t1;
ST_NUMPOINTS(ST_EXTERIORRING(ST_buffer(geom,2)))
133
134
set @geom=geomfromtext('LINESTRING(2 1, 4 2, 2 3, 2 5)');
set @buff=ST_buffer(@geom,1);
select ST_NUMPOINTS(ST_EXTERIORRING(@buff));
ST_NUMPOINTS(ST_EXTERIORRING(@buff))
202
DROP TABLE t1;
select st_touches(geomfromtext('point(0 0)'), geomfromtext('point(1 1)')) as result;
result
0
select st_touches(geomfromtext('point(1 1)'), geomfromtext('point(1 1)')) as result;
result
0
select st_touches(geomfromtext('polygon((0 0, 2 2, 0 4, 0 0))'), geomfromtext('point(1 1)')) as result;
result
1
select st_touches(geomfromtext('polygon((0 0, 2 2, 0 4, 0 0))'), geomfromtext('point(1 0)')) as result;
result
0
select st_touches(geomfromtext('polygon((0 0, 2 2, 0 4, 0 0))'), geomfromtext('point(1 2)')) as result;
result
0
select st_touches(geomfromtext('polygon((0 0, 2 2, 0 4, 0 0))'), geomfromtext('polygon((1 1.2, 1 0, 2 0, 1 1.2))')) as result;
result
0
select st_touches(geomfromtext('polygon((0 0, 2 2, 0 4, 0 0))'), geomfromtext('polygon((1 1, 1 0, 2 0, 1 1))')) as result;
result
1
SELECT ST_Equals(PolyFromText('POLYGON((67 13, 67 18, 67 18, 59 18, 59 13, 67 13) )'),PolyFromText('POLYGON((67 13, 67 18, 59 19, 59 13, 59 13, 67 13) )')) as result;
result
0
SELECT ST_Equals(PolyFromText('POLYGON((67 13, 67 18, 67 18, 59 18, 59 13, 67 13) )'),PolyFromText('POLYGON((67 13, 67 18, 59 18, 59 13, 59 13, 67 13) )')) as result;
result
1
SELECT ST_Equals(PointFromText('POINT (12 13)'),PointFromText('POINT (12 13)')) as result;
result
1
#
# BUG#11755628/47429: INTERSECTION FUNCTION CRASHED MYSQLD 
# BUG#11759650/51979: UNION/INTERSECTION OF POLYGONS CRASHES MYSQL 
#
SELECT ASTEXT(ST_UNION(GEOMFROMTEXT('POLYGON((525000 183300,525400
183300,525400 18370, 525000 183700,525000 183300))'),
geomfromtext('POLYGON((525298.67 183511.53,525296.57
183510.39,525296.42 183510.31,525289.11 183506.62,525283.17
183503.47,525280.98 183502.26,525278.63 183500.97,525278.39
183500.84,525276.79 183500,525260.7 183491.55,525263.95
183484.75,525265.58 183481.95,525278.97 183488.73,525276.5
183493.45,525275.5 183495.7,525280.35 183498.2,525282.3
183499.1,525282.2 183499.3,525283.55 183500,525301.75
183509.35,525304.45 183504.25,525307.85 183504.95,525304.5
183510.83,525302.81 183513.8,525298.67 183511.53),(525275.06
183489.89,525272.06 183488.37,525268.94 183494.51,525271.94
183496.03,525275.06 183489.89),(525263.26 183491.55,525266.15
183493.04,525269.88 183485.82,525266.99 183484.33,525263.26
183491.55))'))) st_u;
st_u
MULTIPOLYGON(((525400 18370,525000.9677614468 183300,525400 183300,525400 18370)),((525000 183300,525000 183700,525000.9677614468 183300,525000 183300)),((525265.58 183481.95,525263.95 183484.75,525260.7 183491.55,525276.79 183500,525278.39 183500.84,525278.63 183500.97,525280.98 183502.26,525283.17 183503.47,525289.11 183506.62,525296.42 183510.31,525296.57 183510.39,525298.67 183511.53,525302.81 183513.8,525304.5 183510.83,525307.85 183504.95,525304.45 183504.25,525301.75 183509.35,525283.55 183500,525282.2 183499.3,525282.3 183499.1,525280.35 183498.2,525275.5 183495.7,525276.5 183493.45,525278.97 183488.73,525265.58 183481.95),(525266.99 183484.33,525263.26 183491.55,525266.15 183493.04,525269.88 183485.82,525266.99 183484.33),(525272.06 183488.37,525268.94 183494.51,525271.94 183496.03,525275.06 183489.89,525272.06 183488.37)))
SET @a=0x0000000001030000000200000005000000000000000000000000000000000000000000000000002440000000000000000000000000000024400000000000002440000000000000000000000000000024400000000000000000000000000000000000000000000000000000F03F000000000000F03F0000000000000040000000000000F03F00000000000000400000000000000040000000000000F03F0000000000000040000000000000F03F000000000000F03F;
SELECT ASTEXT(TOUCHES(@a, GEOMFROMTEXT('point(0 0)'))) t;
ERROR HY000: Illegal parameter data type boolean for operation 'st_astext'
SELECT astext(ST_UNION (
PolyFromText('POLYGON(( 2 2 ,3 2,2 7,2 2),( 0 0,8 2,1 9,0 0))'),
ExteriorRing( Envelope( MultiLineStringFromText('MULTILINESTRING((3 4,5 3),(3 0,0 5))'))))) as result;
result
GEOMETRYCOLLECTION(POLYGON((0 0,1 9,8 2,0 0),(2 2,2 7,3 2,2 2)),LINESTRING(0.5555555555555556 5,0 5,0 0,5 0,5 1.25),LINESTRING(2 5,2.4 5))
SELECT astext(ST_BUFFER(LineStringFromText('LINESTRING(0 0,1 1)'),0));
astext(ST_BUFFER(LineStringFromText('LINESTRING(0 0,1 1)'),0))
LINESTRING(0 0,1 1)
SELECT Round(ST_Area(ST_BUFFER(MultipointFromText('MULTIPOINT(7 7,3 7,7 2,7 4 ,7 7)'), 3)), 5) as result;
result
78.68426
SELECT ST_INTERSECTION(NULL, NULL);
ST_INTERSECTION(NULL, NULL)
NULL
SELECT ASTEXT(ST_INTERSECTION(
MULTIPOLYGONFROMTEXT('MULTIPOLYGON(((2 2,2 8,8 8,8 2,2 2),(4 4,4 6,6 6,6 4,4 4)),
                        ((0 5,3 5,3 0,0 0,0 1,2 1,2 2,0 2,0 5), (1 3,2 3,2 4,1 4,1 3)),
                        ((2 2,5 2,4 4,2 8,2 2)))'),
MULTIPOLYGONFROMTEXT('MULTIPOLYGON(((3 5,2 4,2 5,3 5)),
                        ((2 2,9 2,0 2,2 6,2 2)),
                        ((2 2,2 8,8 8,8 2,2 2), (4 4,4 6,6 6,6 4,4 4)),
                        ((9 9,6 8,7 0,9 9)))'))) as result;
result
POLYGON((0 2,1 4,1 3,2 3,2 4,1 4,1.5 5,2 5,2 8,8 8,8 2,0 2),(4 4,4 6,6 6,6 4,4 4))
SELECT ROUND(ST_LENGTH(ST_UNION(
MULTILINESTRINGFROMTEXT('MULTILINESTRING((6 2,4 0,3 5,3 6,4 3,6 4,3 9,0 7,3 7,8 4,2 9,5 0),
                                                 (8 2,1 3,9 0,4 4))'),
MULTILINESTRINGFROMTEXT('MULTILINESTRING((2 5,6 7,9 7,5 2,1 6,3 6))'))), 7) as result;
result
90.2783626
SELECT ST_NUMGEOMETRIES((ST_UNION(ST_UNION(
MULTILINESTRINGFROMTEXT('MULTILINESTRING((2 0,4 2,0 2,1 5,0 3,7 0,8 5,5 8),
                                                 (6 2,4 0,3 5,3 6,4 3,6 4,3 9,0 7,3 7,8 4,2 9,5 0),
                                                 (7 8,3 1,0 9,6 0,4 8),
                                                 (9 3,0 4,5 9,6 4),
                                                 (8 2,1 3,9 0,4 4))'),
MULTILINESTRINGFROMTEXT('MULTILINESTRING((6 0,9 3,2 5,3 6,3 2),
                                                 (2 5,6 7,9 7,5 2,1 6,3 6))')),
MULTIPOLYGONFROMTEXT('MULTIPOLYGON(((7 7,3 7,3 1,7 8,7 7)),
                                       ((3 5,2 4,2 5,3 5)),
                                       ((7 7,8 7,3 7,7 7,7 7)),
                                       ((0 5,3 5,3 4,1 4,1 3,3 3,3 0,0 0,0 5), (1 1,2 1,2 2,1 2,1 1)))')))) as result;
result
192
SELECT Round(ST_AREA(ST_BUFFER( ST_UNION(
POLYGONFROMTEXT('POLYGON((7 7, 7 7, 7 4, 7 7, 7 7))'),
POLYGONFROMTEXT('POLYGON((7 7, 4 7, 2 9, 7 6, 7 7))')), 1)), 6) as result;
result
21.901344
SELECT AsText(ST_UNION(MultiPolygonFromText('
        MULTIPOLYGON(((2 2, 2 8, 8 8, 8 2, 2 2), (4 4, 4 6, 6 6, 6 4, 4 4)),
                     ((0 0, 8 3, 7 4, 0 0)),
                     ((2 2, 2 8, 8 8, 8 2, 2 2), (4 4, 4 6, 6 6, 6 4, 4 4)))'),
MultiPolygonFromText(' MULTIPOLYGON(((0 0, 1 9, 4 6, 0 0)),
                     ((0 5, 3 5, 3 4, 1 4, 1 3, 3 3, 3 0, 0 0, 0 5), (1 1, 2 1, 2 2, 1 2, 1 1)),
                     ((7 7, 4 7, 6 3, 7 2, 7 7)),
                     ((0 5, 3 5, 3 4, 1 4, 1 3, 3 3, 3 0, 0 0, 0 5), (1 1, 2 1, 2 2, 1 2, 1 1))) '))) as result;
result
POLYGON((0 0,0 5,0.5555555555555556 5,1 9,2 8,8 8,8 2,5.333333333333334 2,3 1.125,3 0,0 0),(1 1,1 1.5,1.3333333333333333 2,2 2,2 1.1428571428571428,1.75 1,1 1),(3 1.7142857142857142,3 2,3.5 2,3 1.7142857142857142),(4 4,4 6,4.5 6,5.5 4,4 4))
SELECT AsText(ST_SYMDIFFERENCE(
MultiLineStringFromText('MULTILINESTRING((7 7, 1 7, 8 5, 7 8, 7 7),
                                                 (6 3, 3 4, 1 1, 9 9, 9 0, 8 4, 9 9))'),
Envelope(GeometryFromText('MULTIPOINT(7 9, 0 0, 3 7, 1 6, 0 0)')))) as result;
result
GEOMETRYCOLLECTION(POLYGON((0 0,0 9,7 9,7 0,0 0)),LINESTRING(9 9,8 4,9 0,9 9),LINESTRING(7 5.285714285714286,8 5,7.25 7.25),LINESTRING(7 7,7.25 7.25),LINESTRING(7.25 7.25,7 8),LINESTRING(7.25 7.25,9 9))
SELECT AsText(ST_UNION(
MultiPolygonFromText('MULTIPOLYGON(((9 9, 7 9, 1 1, 9 9)),
                                           ((2 2, 1 2, 3 3, 2 2, 2 2)),
                                           ((0 0, 7 5, 9 6, 0 0)),
                                           ((7 7, 5 7, 1 5, 7 1, 7 7)))'),
MultiPolygonFromText('MULTIPOLYGON(((2 2, 2 2, 1 5, 2 7, 2 2)),
                                           ((0 5, 3 5, 3 0, 0 0, 0 5), (1 1, 2 1, 2 4, 1 4, 1 1)))'))) as result;
result
POLYGON((0 0,0 5,1 5,2 7,2 5.5,5 7,5.5 7,7 9,9 9,7 7,7 5,9 6,7 4.666666666666667,7 1,4.25 2.833333333333333,3 2,3 0,0 0),(1 1,1 4,1.3333333333333333 4,1.8571428571428572 2.4285714285714284,1 2,1.75 2,1 1,2 2,2 1.4285714285714284,1.4 1,1 1),(1.5 1,2 1.3333333333333333,2 1,1.5 1),(3 2.142857142857143,3 3,3.4 3.4,4.1034482758620685 2.9310344827586206,3 2.142857142857143))
SELECT AsText( ST_INTERSECTION(
LinestringFromText('LINESTRING( 3 5, 2 5, 2 4, 3 4, 3 5 ) ') ,
LinestringFromText('LINESTRING( 3 5, 2 4, 2 5, 3 5 ) ')
)) as result;
result
LINESTRING(2 4,2 5,3 5)
SELECT AsText( ST_UNION(
PolygonFromText(' POLYGON( ( 2 2 , 3 2 , 7 5 , 2 0 , 2 2 ) ) ') ,
PolygonFromText(' POLYGON( ( 2 2 , 3 2 , 3 3 , 2 5 , 2 2 ) ) ') ) ) as result;
result
POLYGON((2 0,2 5,3 3,3 2,7 5,2 0))
SELECT AsText(ST_INTERSECTION(LinestringFromText('LINESTRING(1 1, 2 2)'), GeometryFromText('LINESTRING(3 3, 4 4)'))) as result;
result
GEOMETRYCOLLECTION EMPTY
SELECT AsText(ST_UNION(GEOMETRYFROMTEXT('POINT(8 1)') ,MULTILINESTRINGFROMTEXT('MULTILINESTRING((3 5, 2 5, 2 4, 3 4, 3 5))'))) as result;
result
GEOMETRYCOLLECTION(POINT(8 1),LINESTRING(2 4,2 5,3 5,3 4,2 4))
SELECT ST_DISTANCE(POINTFROMTEXT('POINT(7 1)'),MULTILINESTRINGFROMTEXT('MULTILINESTRING(
                (4 7,9 7,6 1,3 4,1 1), (3 5, 2 5, 2 4, 3 4, 3 5))')) as result;
result
1
SELECT AsText(ST_UNION(POLYGONFROMTEXT('POLYGON((12 9, 3 6, 3 0, 12 9))'), POLYGONFROMTEXT('POLYGON((2 2, 7 2, 4 2, 2 0, 2 2))'))) as result;
result
GEOMETRYCOLLECTION(POLYGON((2 0,2 2,3 2,3 6,12 9,3 0,3 1,2 0)),LINESTRING(5 2,7 2))
SELECT ST_NUMPOINTS(ST_EXTERIORRING(ST_BUFFER(ST_UNION(
MULTILINESTRINGFROMTEXT('MULTILINESTRING((3 4, 2 5, 7 6, 1 8),(0 0 ,1 6 ,0 1, 8 9, 2 4, 6 1, 3 5, 4 8), (9 3, 5 4, 1 8, 4 2, 5 8, 3 0))' ) ,
MULTILINESTRINGFROMTEXT('MULTILINESTRING((3 4, 3 1, 2 7, 4 2, 6 2, 1 5))')
), 16))) as result;
result
278
SELECT ST_NUMGEOMETRIES(ST_DIFFERENCE (
ST_UNION (
MULTILINESTRINGFROMTEXT( ' MULTILINESTRING( ( 2 4 , 5 0 , 2 9 , 6 2 , 0 2 ) , ( 4 3 , 5 6 , 9 4 , 0 7 , 7 2 , 2 0 , 8 2 ) , ( 5 0 , 1 5 , 3 7 , 7 7 ) , ( 2 3 , 9 5 , 2 0 , 8 1 ) , ( 0 9 , 9 3 , 2 8 , 8 1 , 9 4 ) ) ' ),
ST_UNION (
MULTIPOLYGONFROMTEXT( ' MULTIPOLYGON( ( ( 2 2 , 7 2 , 6 2 , 2 6 , 2 2 ) ) , ( (3 5, 2 5, 2 4, 3 4, 3 5) ) ) ' ) ,
ENVELOPE(
MULTIPOLYGONFROMTEXT( ' MULTIPOLYGON( ( (3 5, 2 5, 2 4, 3 4, 3 5) ) ) ' )
)
)
),
MULTILINESTRINGFROMTEXT( ' MULTILINESTRING( ( 2 9 , 1 3 , 7 3 , 8 5 ) , ( 5 0 , 8 1 , 2 0 , 7 4 , 1 0 ) , ( 9 2 , 5 2 , 6 5 , 8 8 , 0 2 ) , ( 0 8 , 3 9 , 4 0 , 1 0 ) , ( 0 0 , 7 6 , 8 3 , 0 0 ) ) ' )
)) as result;
result
125
SELECT ASTEXT(ST_DIFFERENCE (
POLYGONFROMTEXT( ' POLYGON( ( 2 2 , 2 8 , 8 8 , 8 2 , 2 2 ) , ( 4 4 , 4 6 , 6 6 , 6 4 , 4 4 ) ) ' ) ,
ST_UNION (
MULTILINESTRINGFROMTEXT( ' MULTILINESTRING( (3 5, 2 5, 2 4, 3 4, 3 5) ) ' ) ,
ST_SYMDIFFERENCE (
MULTILINESTRINGFROMTEXT( ' MULTILINESTRING( ( 3 8 , 0 8 , 6 6 , 6 1 , 0 5 , 6 7 , 3 7 ) , ( 5 8 , 7 7 , 9 0 , 8 7 ) , ( 1 5 , 1 8 , 2 3 , 3 9 ) , ( 1 3 , 9 7 , 5 5 , 0 8 , 6 9 ) , ( 3 6 , 6 9 , 8 7 , 0 2 , 4 6 , 9 5 ) ) ' ) ,
ST_UNION (
MULTILINESTRINGFROMTEXT( ' MULTILINESTRING( ( 9 4 , 2 0 , 2 2 , 7 2 , 6 2 ) , ( 5 2 , 8 2 , 4 8 , 3 4 ) , ( 1 0 , 1 4 , 2 7 , 7 0 , 1 5 ) , ( 2 8 , 4 4 , 5 0 , 7 0 , 4 0 ) ) ' ) ,
GEOMETRYFROMTEXT( ' MULTILINESTRING( ( 3 7 , 7 3 , 5 8 , 4 8 ) , ( 3 2 , 5 0 , 9 3 , 4 4 ) , ( 6 0 , 4 2 , 7 8 , 1 3 ) ) ' )
)
)
)
)) as result;
result
POLYGON((2 2,2 8,8 8,8 2,2 2),(4 4,4 6,6 6,6 4,4 4))
SELECT ST_NUMGEOMETRIES(ST_UNION (
MULTILINESTRINGFROMTEXT( ' MULTILINESTRING( ( 0 8 , 1 9 , 5 7 , 2 8 , 5 8 , 6 7 ) , ( 4 5 , 8 4 , 0 3 , 5 1 ) , ( 6 8 , 2 7 , 1 6 , 9 9 , 7 2 ) , ( 9 5 , 2 8 , 1 2 , 9 6 , 2 0 ) ) ' ) ,
MULTIPOLYGONFROMTEXT( ' MULTIPOLYGON( ( ( 7 7 , 2 7, 6 8, 7 1 , 7 7 ) ) ) ' )
)) as result;
result
50
SELECT ST_BUFFER (
LINESTRINGFROMTEXT( ' LINESTRING( 5 4 , 3 8 , 2 6 , 5 5 , 7 9 ) ' ) ,
ST_DISTANCE (
MULTIPOLYGONFROMTEXT( ' MULTIPOLYGON( ( (3 5, 2 4, 2 5, 3 5) ) , ( (3 5, 2 5, 2 4, 3 4, 3 5) ) , ( ( 0 0 , 8 3 , 9 5 , 0 0 ) ) ) ' ) ,
ST_DIFFERENCE (
MULTIPOLYGONFROMTEXT( ' MULTIPOLYGON( ( (3 5, 2 5, 2 4, 3 4, 3 5) ) ) ' ) ,
MULTIPOLYGONFROMTEXT( ' MULTIPOLYGON( ( ( 2 2 , 2 8 , 8 8 , 8 2 , 2 2 ) , ( 4 4 , 4 6 , 6 6 , 6 4 , 4 4 ) ) , ( ( 0 0 , 3 8 , 9 4 , 0 0 ) ) ) ' )
)
)
) as result;
result
NULL
SELECT   ST_DISTANCE (
ST_DIFFERENCE (
MULTIPOLYGONFROMTEXT( ' MULTIPOLYGON( ( (3 5, 2 5, 2 4, 3 4, 3 5) ) ) ' ) ,
MULTIPOLYGONFROMTEXT( ' MULTIPOLYGON( ( ( 2 2 , 2 8 , 8 8 , 8 2 , 2 2 ) , ( 4 4 , 4 6 , 6 6 , 6 4 , 4 4 ) ) , ( ( 0 0 , 3 8 , 9 4 , 0 0 ) ) ) ' )
),
MULTIPOLYGONFROMTEXT( ' MULTIPOLYGON( ( (3 5, 2 4, 2 5, 3 5) ) , ( (3 5, 2 5, 2 4, 3 4, 3 5) ) , ( ( 0 0 , 8 3 , 9 5 , 0 0 ) ) ) ' )
) as result;
result
NULL
SELECT ASTEXT(ST_INTERSECTION( GEOMETRYFROMTEXT('GEOMETRYCOLLECTION(LINESTRING(7 7,5.33333333333333 7),LINESTRING(5.33333333333333 7,0 7,5 8,5.33333333333333 7),LINESTRING(5.33333333333333 7,7 2,7 7),POLYGON((0 5,3 5,3 2,1 2,1 1,3 1,3 0,0 0,0 3,2 3,2 4,0 4,0 5)))'), geomETRYFROMTEXT(' MULTILINESTRING( ( 5 1 , 3 7 , 6 1 , 7 0 ) , ( 1 6 , 8 5 , 7 5 , 5 6 ) )') )) as result;
result
MULTIPOINT(7 5,7 5.142857142857142,5.899999999999998 5.300000000000001,5.799999999999997 5.600000000000001,3 7)
SELECT ST_CROSSES( GEOMETRYFROMTEXT(' POLYGON( (3 5, 2 4, 2 5, 3 5) ) ') , POLYGONFROMTEXT(' POLYGON((2 4,3 4,3 5,2 5,2 4)) ')) as result;
result
0
SELECT ST_WITHIN( POLYGONFROMTEXT(' POLYGON( (0 5, 3 5, 3 4, 2 0 , 1 0, 2 4 , 0 4, 0 5) ) ') , POLYGONFROMTEXT(' POLYGON( (0 5, 3 5, 3 4, 1 4 , 1 3 , 3 3 , 3 0 , 0 0 , 0 5), ( 1 1 , 2 1 , 2 2 , 1 2 , 1 1 ) ) ') ) as result;
result
0
SELECT ST_WITHIN( POINTFROMTEXT(' POINT(1 2 ) ') , MULTIPOLYGONFROMTEXT(' MULTIPOLYGON( ( (0 5, 3 5, 3 0, 0 0, 0 5), ( 1 1 , 2 1 , 2 4, 1 4, 1 1 ) ) ) ')) as result;
result
1
select ST_ASTEXT(envelope(ST_GEOMCOLLFROMTEXT('GEOMETRYCOLLECTION EMPTY'))) as result;
result
GEOMETRYCOLLECTION EMPTY
SELECT ST_EQUALS( GEOMETRYFROMTEXT(' MULTILINESTRING( (3 5, 2 5, 2 4, 3 4, 3 5) ) ') , GEOMETRYFROMTEXT(' POLYGON( (3 5, 2 5, 2 4, 3 4, 3 5) ) ') ) as result;
result
0
SELECT ST_TOUCHES( GEOMETRYFROMTEXT(' LINESTRING( 1 1 , 1 4 , 5 0 , 8 3 ) ') , POLYGONFROMTEXT(' POLYGON( ( 2 2 , 2 8 , 8 8 , 8 2 , 2 2 ) , ( 4 4 , 4 6 , 6 6 , 6 4 , 4 4 ) ) ') ) as result;
result
0
SELECT ST_EQUALS( MULTIPOINTFROMTEXT(' MULTIPOINT( 5 1 , 6 9 , 1 4 , 4 0 ) ') , MULTIPOINTFROMTEXT(' MULTIPOINT( 5 8 , 5 2 , 1 8 , 3 0 , 3 0 , 7 8 ) ') ) as result;
result
0
SELECT ST_EQUALS( MULTIPOINTFROMTEXT(' MULTIPOINT( 5 1 , 6 9 , 1 4 , 4 0 ) ') , MULTIPOINTFROMTEXT('MULTIPOINT( 4 0 , 6 9 , 5 1, 1 4 )') ) as result;
result
1
SELECT ST_WITHIN( MULTIPOINTFROMTEXT(' MULTIPOINT( 2 9 , 2 9 , 4 9 , 9 1 ) ') , POLYGONFROMTEXT(' POLYGON( ( 2 2 , 2 8 , 8 8 , 8 2 , 2 2 ) , ( 4 4 , 4 6 , 6 6 , 6 4 , 4 4 ) ) ')) as result;
result
0
SELECT ST_INTERSECTS( GeomFromText('MULTILINESTRING( ( 4030 3045 , 3149 2461 , 3004 3831 , 3775 2976 ) )') , GeomFromText('LINESTRING(3058.41 3187.91,3081.52 3153.19,3042.99 3127.57,3019.89 3162.29,3039.07 3175.05,3039.07 3175.05,3058.41 3187.91,3081.52 3153.19,3042.99 3127.57,3019.89 3162.29)') ) as result;
result
1
SELECT ST_NUMPOINTS(ST_EXTERIORRING(ST_BUFFER( POLYGONFROMTEXT( 'POLYGON( ( 0.0 -3.0,
  -2.910427500435995 0.727606875108998,
  -0.910427500435995 8.727606875108998,
  7.664100588675687 1.503849116986468,
  1.664100588675687 -2.496150883013531,
  0.0 -3.0
))' ), 3 ))) as result;
result
136
select astext(buffer(st_linestringfromwkb(linestring(point(-1,1), point(-1,-2))),-1)) as result;
result
GEOMETRYCOLLECTION EMPTY
select ST_Touches(ST_LineFromText('LINESTRING(0 0,5 5)'),ST_PointFromText('POINT(0 0)')) as result;
result
1
select ST_Touches(ST_PolygonFromText('POLYGON((0 0,0 5,5 5,5 0,0 0))'),ST_PointFromText('POINT(0 0)')) as result;
result
1
select ST_Touches(ST_PointFromText('POINT(0 0)'),ST_PointFromText('POINT(0 0)')) as result;
result
0
SELECT ST_RELATE(
ST_DIFFERENCE(
GEOMETRYFROMTEXT('
        MULTILINESTRING(
          ( 12841 36140, 8005 31007, 26555 31075, 52765 41191,
            28978 6548, 45720 32057, 53345 3221 ),
          ( 8304 59107, 25233 31592, 40502 25303, 8205 42940 ),
          ( 7829 7305, 58841 56759, 64115 8512, 37562 54145, 2210 14701 ),
          ( 20379 2805, 40807 27770, 28147 14883, 26439 29383, 55663 5086 ),
          ( 35944 64702, 14433 23728, 49317 26241, 790 16941 )
          )
        '),
GEOMETRYFROMTEXT('POINT(46061 13545)')
),
GEOMETRYFROMTEXT('POINT(4599 60359)'),
'F*FFFF**F'
    ) as relate_res;
relate_res
0
prepare s from 'do st_convexhull(st_aswkb(multipoint(point(-11702,15179),point(-5031,27960),point(-30557,11158),point(-27804,30314))))';
execute s;
execute s;
deallocate prepare s;
with cte1 as(   select (st_symdifference(point(1,1),point(1,1))) as a1 ), cte2 as(select 1 as a2)  select 1 from cte1 where cte1.a1 < '1';
1
1
DROP TABLE IF EXISTS p1;
CREATE PROCEDURE p1(dist DOUBLE, geom TEXT)
BEGIN
DECLARE g GEOMETRY;
SET g=GeomFromText(geom);
SELECT geom AS `-----`;
SELECT dist, GeometryType(@buf:=ST_Buffer(g, dist)) AS `buffer`, ROUND(ST_AREA(@buf),2) AS buf_area;
END|
#
# Testing ST_BUFFER with positive distance
#
-----
POINT(0 0))
dist	buffer	buf_area
1	POLYGON	3.14
-----
LineString(0 1, 1 1))
dist	buffer	buf_area
1	POLYGON	5.14
-----
LineString(9 9,8 1,1 5,0 0)
dist	buffer	buf_area
1	POLYGON	44.63
-----
Polygon((2 2,2 8,8 8,8 2,2 2))
dist	buffer	buf_area
1	POLYGON	63.14
-----
Polygon((0 0,0 8,8 8,8 0,0 0),(2 2,6 2,6 6,2 6,2 2))
dist	buffer	buf_area
1	POLYGON	95.14
-----
Polygon((0 0, 0 8, 8 8, 8 10, -10 10, -10 0, 0 0))
dist	buffer	buf_area
1	POLYGON	174.93
-----
MultiPoint(9 9,8 1,1 5)
dist	buffer	buf_area
1	MULTIPOLYGON	9.42
-----
MultiLineString((0 0,2 2))
dist	buffer	buf_area
1	POLYGON	8.80
-----
MultiLineString((0 0,2 2,0 4))
dist	buffer	buf_area
1	POLYGON	14.24
-----
MultiLineString((0 0,2 2),(0 2,2 0))
dist	buffer	buf_area
1	POLYGON	13.59
-----
MultiLineString((2 2,2 8,-2 8),(-6 -6, 6 6),(10 10, 14 14))
dist	buffer	buf_area
1	MULTIPOLYGON	70.06
-----
MultiPolygon(((2 2,2 8,8 8,8 2,2 2)), ((9 9,8 1,1 5,9 9)))
dist	buffer	buf_area
1	POLYGON	73.18
-----
MultiPolygon(((2 2,2 8,8 8,8 2,2 2), (4 4,4 6,6 6,6 4,4 4)),((9 9,8 1,1 5,9 9)))
dist	buffer	buf_area
1	POLYGON	73.18
-----
GeometryCollection(Point(0 0))
dist	buffer	buf_area
1	POLYGON	3.14
-----
GeometryCollection(LineString(0 0, 2 2)))
dist	buffer	buf_area
1	POLYGON	8.80
-----
GeometryCollection(Polygon((2 2,2 8,8 8,8 2,2 2))))
dist	buffer	buf_area
1	POLYGON	63.14
-----
GeometryCollection(MultiPoint(9 9,8 1,1 5))
dist	buffer	buf_area
1	MULTIPOLYGON	9.42
-----
GeometryCollection(MultiLineString((0 0,0 1),(3 0,3 1)))
dist	buffer	buf_area
1	MULTIPOLYGON	10.28
-----
GeometryCollection(MultiPolygon(((0 0, 3 0, 3 3, 0 3, 0 0)),((6 6,6 9,9 9,9 6,6 6))))
dist	buffer	buf_area
1	MULTIPOLYGON	48.28
-----
GeometryCollection(Point(9 9),LineString(1 5,0 0),Polygon((2 2,2 8,8 8,8 2,2 2)))
dist	buffer	buf_area
1	POLYGON	75.92
#
# Testing ST_BUFFER with zero distance
#
-----
POINT(0 0))
dist	buffer	buf_area
0	POINT	0.00
-----
LineString(0 1, 1 1))
dist	buffer	buf_area
0	LINESTRING	0.00
-----
LineString(9 9,8 1,1 5,0 0)
dist	buffer	buf_area
0	LINESTRING	0.00
-----
Polygon((2 2,2 8,8 8,8 2,2 2))
dist	buffer	buf_area
0	POLYGON	36.00
-----
Polygon((0 0,0 8,8 8,8 0,0 0),(2 2,6 2,6 6,2 6,2 2))
dist	buffer	buf_area
0	POLYGON	48.00
-----
Polygon((0 0, 0 8, 8 8, 8 10, -10 10, -10 0, 0 0))
dist	buffer	buf_area
0	POLYGON	116.00
-----
MultiPoint(9 9,8 1,1 5)
dist	buffer	buf_area
0	MULTIPOINT	NULL
-----
MultiLineString((0 0,2 2))
dist	buffer	buf_area
0	MULTILINESTRING	NULL
-----
MultiLineString((0 0,2 2,0 4))
dist	buffer	buf_area
0	MULTILINESTRING	NULL
-----
MultiLineString((0 0,2 2),(0 2,2 0))
dist	buffer	buf_area
0	MULTILINESTRING	NULL
-----
MultiLineString((2 2,2 8,-2 8),(-6 -6, 6 6),(10 10, 14 14))
dist	buffer	buf_area
0	MULTILINESTRING	NULL
-----
MultiPolygon(((2 2,2 8,8 8,8 2,2 2)), ((9 9,8 1,1 5,9 9)))
dist	buffer	buf_area
0	MULTIPOLYGON	66.00
-----
MultiPolygon(((2 2,2 8,8 8,8 2,2 2), (4 4,4 6,6 6,6 4,4 4)),((9 9,8 1,1 5,9 9)))
dist	buffer	buf_area
0	MULTIPOLYGON	62.00
-----
GeometryCollection(Point(0 0))
dist	buffer	buf_area
0	GEOMETRYCOLLECTION	0.00
-----
GeometryCollection(LineString(0 0, 2 2)))
dist	buffer	buf_area
0	GEOMETRYCOLLECTION	0.00
-----
GeometryCollection(Polygon((2 2,2 8,8 8,8 2,2 2))))
dist	buffer	buf_area
0	GEOMETRYCOLLECTION	36.00
-----
GeometryCollection(MultiPoint(9 9,8 1,1 5))
dist	buffer	buf_area
0	GEOMETRYCOLLECTION	NULL
-----
GeometryCollection(MultiLineString((0 0,0 1),(3 0,3 1)))
dist	buffer	buf_area
0	GEOMETRYCOLLECTION	NULL
-----
GeometryCollection(MultiPolygon(((0 0, 3 0, 3 3, 0 3, 0 0)),((6 6,6 9,9 9,9 6,6 6))))
dist	buffer	buf_area
0	GEOMETRYCOLLECTION	18.00
-----
GeometryCollection(Point(9 9),LineString(1 5,0 0),Polygon((2 2,2 8,8 8,8 2,2 2)))
dist	buffer	buf_area
0	GEOMETRYCOLLECTION	36.00
#
# Testing ST_BUFFER with negative distance
#
-----
POINT(0 0))
dist	buffer	buf_area
-1	GEOMETRYCOLLECTION	0.00
-----
LineString(0 1, 1 1))
dist	buffer	buf_area
-1	GEOMETRYCOLLECTION	0.00
-----
LineString(9 9,8 1,1 5,0 0)
dist	buffer	buf_area
-1	GEOMETRYCOLLECTION	0.00
-----
Polygon((2 2,2 8,8 8,8 2,2 2))
dist	buffer	buf_area
-1	POLYGON	16.00
-----
MultiPoint(9 9,8 1,1 5)
dist	buffer	buf_area
-1	GEOMETRYCOLLECTION	0.00
-----
MultiLineString((0 0,2 2))
dist	buffer	buf_area
-1	GEOMETRYCOLLECTION	0.00
-----
MultiLineString((0 0,2 2,0 4))
dist	buffer	buf_area
-1	GEOMETRYCOLLECTION	0.00
-----
MultiLineString((0 0,2 2),(0 2,2 0))
dist	buffer	buf_area
-1	GEOMETRYCOLLECTION	0.00
-----
MultiLineString((2 2,2 8,-2 8),(-6 -6, 6 6),(10 10, 14 14))
dist	buffer	buf_area
-1	GEOMETRYCOLLECTION	0.00
-----
GeometryCollection(Point(0 0))
dist	buffer	buf_area
-1	GEOMETRYCOLLECTION	0.00
-----
GeometryCollection(LineString(0 0, 2 2)))
dist	buffer	buf_area
-1	GEOMETRYCOLLECTION	0.00
-----
GeometryCollection(Polygon((2 2,2 8,8 8,8 2,2 2))))
dist	buffer	buf_area
-1	POLYGON	16.00
-----
GeometryCollection(MultiPoint(9 9,8 1,1 5))
dist	buffer	buf_area
-1	GEOMETRYCOLLECTION	0.00
-----
GeometryCollection(MultiLineString((0 0,0 1),(3 0,3 1)))
dist	buffer	buf_area
-1	GEOMETRYCOLLECTION	0.00
-----
GeometryCollection(Point(9 9),LineString(1 5,0 0),Polygon((2 2,2 8,8 8,8 2,2 2)))
dist	buffer	buf_area
-1	POLYGON	16.00
SELECT ST_CONTAINS(
GeomFromText('MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0)),((6 6, 6 11, 11 11, 11 6, 6 6)))'),
GeomFromText('POINT(5 10)')) as geom;
geom
0
SELECT AsText(ST_UNION(
GeomFromText('MULTIPOLYGON(((0 0, 0 5, 5 5, 5 0, 0 0)),((6 6, 6 11, 11 11, 11 6, 6 6)))'),
GeomFromText('POINT(5 10)'))) as geom;
geom
GEOMETRYCOLLECTION(POLYGON((0 0,0 5,5 5,5 0,0 0)),POLYGON((6 6,6 11,11 11,11 6,6 6)),POINT(5 10))
DROP PROCEDURE p1;
#
# Bug #13833019 ASSERTION `T1->RESULT_RANGE' FAILED IN GCALC_OPERATION_REDUCER::END_COUPLE
#
SELECT GeometryType(ST_BUFFER(MULTIPOLYGONFROMTEXT('MULTIPOLYGON(((0 0,9 4,3 3,0 0)),((2 2,2 2,8 8,2 3,2 2)))'), 3)) as geom;
geom
POLYGON
#
# Bug #13832749 	HANDLE_FATAL_SIGNAL IN GCALC_FUNCTION::COUNT_INTERNAL
#
SELECT GeometryType(ST_BUFFER(MULTIPOLYGONFROMTEXT('MULTIPOLYGON(((3 5,2 5,2 4,3 4,3 5)),((2 2,2 8,8 8,8 2,2 2), (4 4,4 6,6 6,6 4,4 4)), ((9 9,8 1,1 5,9 9)))'),1)) as geom;
geom
POLYGON
#
# Bug#13358363 - ASSERTION: N > 0 && N < SINUSES_CALCULATED*2+1 | GET_N_SINCOS/ADD_EDGE_BUFFER
#
DO ST_BUFFER(ST_GEOMCOLLFROMTEXT('linestring(1 1,2 2)'),'');
Warnings:
Warning	1292	Truncated incorrect DOUBLE value: ''
SELECT ST_WITHIN(
LINESTRINGFROMTEXT(' LINESTRING(3 8,9 2,3 8,3 3,7 6,4 7,4 7,8 1) '),
ST_BUFFER(MULTIPOLYGONFROMTEXT(' MULTIPOLYGON(((3 5,2 5,2 4,3 4,3 5)),((2 2,2 8,8 8,8 2,2 2),(4 4,4 6,6 6,6 4,4 4)),((0 5,3 5,3 2,1 2,1 1,3 1,3 0,0 0,0 3,2 3,2 4,0 4,0 5))) '),
ST_NUMINTERIORRINGS(POLYGONFROMTEXT('POLYGON((3 5,2 4,2 5,3 5)) ')))) as st;
st
0
SELECT ST_DIMENSION(ST_BUFFER(POLYGONFROMTEXT(' POLYGON((3 5,2 5,2 4,3 4,3 5)) '),
ST_NUMINTERIORRINGS(POLYGONFROMTEXT(' POLYGON((0 0,9 3,4 2,0 0))')))) as st;
st
2
SELECT ST_NUMINTERIORRINGS(
ST_ENVELOPE(ST_BUFFER(MULTIPOLYGONFROMTEXT('MULTIPOLYGON(((3 5,2 5,2 4,3 4,3 5))) '),
SRID(MULTILINESTRINGFROMTEXT('MULTILINESTRING((2 2,4 2,1 2,2 4,2 2)) '))))) as st;
st
0
SELECT ASTEXT(ST_BUFFER(POLYGONFROMTEXT(' POLYGON((9 9,5 2,4 5,9 9))'),
SRID(GEOMETRYFROMTEXT(' MULTIPOINT(8 4,5 0,7 8,6 9,3 4,7 3,5 5) ')))) as st;
st
POLYGON((9 9,5 2,4 5,9 9))
#
# MDEV-13467 Feature request: Support for ST_Distance_Sphere()
#
SELECT ST_DISTANCE_SPHERE();
ERROR 42000: Incorrect parameter count in the call to native function 'ST_DISTANCE_SPHERE'
SELECT ST_DISTANCE_SPHERE(NULL);
ERROR 42000: Incorrect parameter count in the call to native function 'ST_DISTANCE_SPHERE'
SELECT ST_DISTANCE_SPHERE(NULL, NULL);
ST_DISTANCE_SPHERE(NULL, NULL)
NULL
SELECT ST_DISTANCE_SPHERE(NULL, NULL, 3);
ST_DISTANCE_SPHERE(NULL, NULL, 3)
NULL
SELECT ST_DISTANCE_SPHERE(NULL, 1, 3);
ST_DISTANCE_SPHERE(NULL, 1, 3)
NULL
SELECT ST_DISTANCE_SPHERE(1, NULL, 3);
ST_DISTANCE_SPHERE(1, NULL, 3)
NULL
SELECT ST_DISTANCE_SPHERE(1, 1);
ERROR 22023: Invalid GIS data provided to function ST_Distance_Sphere.
SELECT ST_DISTANCE_SPHERE(1, 1, 3);
ERROR 22023: Invalid GIS data provided to function ST_Distance_Sphere.
SELECT ST_DISTANCE_SPHERE(1, 1, NULL);
ST_DISTANCE_SPHERE(1, 1, NULL)
NULL
SELECT ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(1 0)'), ST_GEOMFROMTEXT('LINESTRING(0 0, 1 1)')) as result;
ERROR HY000: Calling geometry function st_distance_sphere with unsupported types of arguments.
# Test Points and radius
SELECT ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(0 0)'), ST_GEOMFROMTEXT('POINT(1 1)')) as result;
result
157249.0357231545
SELECT TRUNCATE(ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(-1 -1)'), ST_GEOMFROMTEXT('POINT(-2 -2)')), 10) as result;
result
157225.0865419108
SELECT ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(0 0)'), ST_GEOMFROMTEXT('POINT(1 1)'), 1) as result;
result
0.024682056391766436
SELECT ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(0 0)'), ST_GEOMFROMTEXT('POINT(1 1)'), 0) as result;
ERROR HY000: Calling geometry function st_distance_sphere with unsupported types of arguments.
SELECT ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(0 0)'), ST_GEOMFROMTEXT('POINT(1 1)'), -1) as result;
ERROR HY000: Calling geometry function st_distance_sphere with unsupported types of arguments.
# Test longitude/lattitude
SELECT TRUNCATE(ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(0 1)'), ST_GEOMFROMTEXT('POINT(1 2)')), 10) as result;
result
157225.0865419108
SELECT TRUNCATE(ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(0 1)'), ST_GEOMFROMTEXT('POINT(2 1)')), 10) as result;
result
222355.4901806686
SELECT TRUNCATE(ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(1 0)'), ST_GEOMFROMTEXT('POINT(1 2)')), 10) as result;
result
222389.3645969269
SELECT ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(1 0)'), ST_GEOMFROMTEXT('POINT(2 1)')) as result;
result
157249.0357231545
# Test Points - Multipoints
SELECT ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(0 0)'), ST_GEOMFROMTEXT('MULTIPOINT(1 1)')) as result;
result
157249.0357231545
SELECT ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('MULTIPOINT(1 1)'), ST_GEOMFROMTEXT('POINT(0 0)')) as result;
result
157249.0357231545
SELECT ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(0 0)'), ST_GEOMFROMTEXT('MULTIPOINT(1 1,2 2)')) as result;
result
157249.0357231545
SELECT ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(0 0)'), ST_GEOMFROMTEXT('MULTIPOINT(2 2,1 1)')) as result;
result
157249.0357231545
SELECT ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(0 0)'), ST_GEOMFROMTEXT('MULTIPOINT(1 1,2 2)'), 1) as result;
result
0.024682056391766436
SELECT ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(0 0)'), ST_GEOMFROMTEXT('MULTIPOINT(2 2,1 1)'), 1) as result;
result
0.024682056391766436
SELECT ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(0 0)'), ST_GEOMFROMTEXT('MULTIPOINT(2 2, 1 1, 3 4)'), 1) as result;
result
0.024682056391766436
SELECT ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('POINT(0 0)'), ST_GEOMFROMTEXT('MULTIPOINT(2 2, 1 1,5 6)'), 1) as result;
result
0.024682056391766436
# Test Multipoints - Multipoints
SELECT ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('MULTIPOINT(3 4,8 9 )'), ST_GEOMFROMTEXT('MULTIPOINT(3 4,8 9 )')) as result;
result
0
SELECT TRUNCATE(ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('MULTIPOINT(1 2,1 1 )'), ST_GEOMFROMTEXT('MULTIPOINT(3 4,8 9 )')), 10) as result;
result
314282.5644496733
SELECT TRUNCATE(ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('MULTIPOINT(1 2,1 1 )'), ST_GEOMFROMTEXT('MULTIPOINT(8 9,3 4 )')), 10) as result;
result
314282.5644496733
SELECT TRUNCATE(ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('MULTIPOINT(1 2,1 1 )'), ST_GEOMFROMTEXT('MULTIPOINT(8 9,3 4 )'),1), 17) as result;
result
0.04933028646581131
SELECT ST_DISTANCE_SPHERE(ST_GEOMFROMTEXT('MULTIPOINT(1 2,1 1 )'), ST_GEOMFROMTEXT('MULTIPOINT(8 9,3 4 )'),0) as result;
ERROR HY000: Calling geometry function st_distance_sphere with unsupported types of arguments.
set @pt1 = ST_GeomFromText('POINT(190 -30)');
set @pt2 = ST_GeomFromText('POINT(-30  50)');
SELECT ST_Distance_Sphere(@pt1, @pt2);
ERROR HY000: Out of range error: Longitude should be [-180,180] in function ST_Distance_Sphere.
set @pt1 = ST_GeomFromText('POINT(135 -30)');
set @pt2 = ST_GeomFromText('POINT(-30 91)');
SELECT ST_Distance_Sphere(@pt1, @pt2);
ERROR HY000: Out of range error: Latitude should be [-90,90] in function ST_Distance_Sphere.
set @zenica   = ST_GeomFromText('POINT(17.907743 44.203438)');
set @sarajevo = ST_GeomFromText('POINT(18.413076 43.856258)');
SELECT TRUNCATE(ST_Distance_Sphere(@zenica, @sarajevo), 10);
TRUNCATE(ST_Distance_Sphere(@zenica, @sarajevo), 10)
55878.5933759170
SELECT TRUNCATE(ST_Distance_Sphere(@sarajevo, @zenica), 10);
TRUNCATE(ST_Distance_Sphere(@sarajevo, @zenica), 10)
55878.5933759170