mirror of
https://github.com/MariaDB/server.git
synced 2025-11-21 06:21:35 +03:00
PostGIS-style 'same point' handling.
This commit is contained in:
Alexey Botchkov
@@ -392,10 +392,10 @@ Equals(g1.g, g2.g) as e, Disjoint(g1.g, g2.g) as d, Touches(g1.g, g2.g) as t,
|
||||
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 0 0 0 1 0 1 1 0
|
||||
120 120 1 1 0 1 0 1 1 1
|
||||
120 121 0 0 1 0 0 0 1 0
|
||||
121 120 0 0 1 0 0 0 1 0
|
||||
121 121 0 0 0 1 0 1 1 0
|
||||
121 121 1 1 0 1 0 1 1 1
|
||||
explain extended SELECT g1.fid as first, g2.fid as second,
|
||||
Within(g1.g, g2.g) as w, Contains(g1.g, g2.g) as c, Overlaps(g1.g, g2.g) as o,
|
||||
Equals(g1.g, g2.g) as e, Disjoint(g1.g, g2.g) as d, Touches(g1.g, g2.g) as t,
|
||||
@@ -494,12 +494,13 @@ 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
|
||||
big,center,down,down2,left,left2,right,right2,small,up,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
|
||||
@@ -514,9 +515,10 @@ 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
|
||||
big,center,down,down2,left,left2,right,right2,small,up,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))');
|
||||
|
||||
@@ -79,7 +79,7 @@ select 1, ST_Intersects(GeomFromText('LINESTRING(15 15, 50 50)'), GeomFromText('
|
||||
1 1
|
||||
select 0, ST_Intersects(GeomFromText('LINESTRING(15 15, 50 50)'), GeomFromText('LINESTRING(16 16, 51 51)'));
|
||||
0 ST_Intersects(GeomFromText('LINESTRING(15 15, 50 50)'), GeomFromText('LINESTRING(16 16, 51 51)'))
|
||||
0 0
|
||||
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))'));
|
||||
1 ST_Intersects(GeomFromText('POLYGON((0 0, 50 45, 40 50, 0 0))'), GeomFromText('POLYGON((50 5, 55 10, 0 45, 50 5))'))
|
||||
1 1
|
||||
@@ -127,10 +127,10 @@ astext(ST_Intersection(GeomFromText('POLYGON((0 0, 50 45, 40 50, 0 0))'), GeomFr
|
||||
POLYGON((26.4705882352941 23.8235294117647,21.9512195121951 27.4390243902439,23.855421686747 29.8192771084337,29.2899408284024 26.3609467455621,26.4705882352941 23.8235294117647))
|
||||
select astext(ST_Intersection(GeomFromText('LINESTRING(0 0, 50 45, 40 50, 0 0)'), GeomFromText('LINESTRING(50 5, 55 10, 0 45, 50 5)')));
|
||||
astext(ST_Intersection(GeomFromText('LINESTRING(0 0, 50 45, 40 50, 0 0)'), GeomFromText('LINESTRING(50 5, 55 10, 0 45, 50 5)')))
|
||||
MULTIPOINT(26.4705882352941 23.8235294117647,29.2899408284024 26.3609467455621,21.9512195121951 27.4390243902439,23.855421686747 29.8192771084337)
|
||||
MULTIPOINT(23.8235294117647 26.4705882352941,26.3609467455621 29.2899408284024,27.4390243902439 21.9512195121951,29.8192771084337 23.855421686747)
|
||||
select astext(ST_Intersection(GeomFromText('LINESTRING(0 0, 50 45, 40 50)'), GeomFromText('LINESTRING(50 5, 55 10, 0 45)')));
|
||||
astext(ST_Intersection(GeomFromText('LINESTRING(0 0, 50 45, 40 50)'), GeomFromText('LINESTRING(50 5, 55 10, 0 45)')))
|
||||
POINT(29.2899408284024 26.3609467455621)
|
||||
POINT(26.3609467455621 29.2899408284024)
|
||||
select astext(ST_Intersection(GeomFromText('POLYGON((0 0, 50 45, 40 50, 0 0))'), GeomFromText('POINT(20 20)')));
|
||||
astext(ST_Intersection(GeomFromText('POLYGON((0 0, 50 45, 40 50, 0 0))'), GeomFromText('POINT(20 20)')))
|
||||
POINT(20 20)
|
||||
@@ -148,7 +148,7 @@ astext(ST_intersection(geomfromtext('polygon((0 0, 1 0, 0 1, 0 0))'), geomfromte
|
||||
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))')));
|
||||
astext(ST_symdifference(geomfromtext('polygon((0 0, 1 0, 0 1, 0 0))'), geomfromtext('polygon((0 0, 1 1, 0 2, 0 0))')))
|
||||
MULTIPOLYGON(((0 0,0 1,0 0,0.5 0.5,1 0,0 0)),((0.5 0.5,0 1,0 2,1 1,0.5 0.5)))
|
||||
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)')));
|
||||
astext(ST_UNION(GeomFromText('POLYGON((0 0, 50 45, 40 50, 0 0))'), GeomFromText('LINESTRING(-10 -10, 200 200, 199 201, -11 -9)')))
|
||||
GEOMETRYCOLLECTION(LINESTRING(-10 -10,0 0),LINESTRING(-11 -9,8 10),POLYGON((0 0,40 50,50 45,0 0)),LINESTRING(46.6666666666667 46.6666666666667,200 200,199 201,45.3333333333333 47.3333333333333))
|
||||
@@ -189,7 +189,7 @@ st_touches(geomfromtext('polygon((0 0, 2 2, 0 4, 0 0))'), geomfromtext('point(1
|
||||
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))'));
|
||||
st_touches(geomfromtext('polygon((0 0, 2 2, 0 4, 0 0))'), geomfromtext('polygon((1 1.2, 1 0, 2 0, 1 1.2))'))
|
||||
0
|
||||
1
|
||||
select st_touches(geomfromtext('polygon((0 0, 2 2, 0 4, 0 0))'), geomfromtext('polygon((1 1, 1 0, 2 0, 1 1))'));
|
||||
st_touches(geomfromtext('polygon((0 0, 2 2, 0 4, 0 0))'), geomfromtext('polygon((1 1, 1 0, 2 0, 1 1))'))
|
||||
1
|
||||
@@ -208,13 +208,13 @@ ExteriorRing( Envelope( MultiLineStringFromText('MULTILINESTRING((3 4,5 3),(3 0,
|
||||
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))')))))
|
||||
GEOMETRYCOLLECTION(POLYGON((0 0,1 9,8 2,0 0),(2 2,2 7,3 2,2 2)),LINESTRING(0 0,5 0,5 1.25),LINESTRING(0 0,0 5,0.555555555555556 5),LINESTRING(2.4 5,2 5))
|
||||
GEOMETRYCOLLECTION(POLYGON((0 0,1 9,8 2,0 0),(2 2,2 7,3 2,2 2)),LINESTRING(0.555555555555556 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);
|
||||
Round(ST_Area(ST_BUFFER(MultipointFromText('MULTIPOINT(7 7,3 7,7 2,7 4 ,7 7)'), 3)), 5)
|
||||
78.68426
|
||||
78.68303
|
||||
SELECT ST_INTERSECTION(NULL, NULL);
|
||||
ST_INTERSECTION(NULL, NULL)
|
||||
NULL
|
||||
@@ -231,7 +231,7 @@ 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)))'),
|
||||
MULTIPOLY
|
||||
MULTIPOLYGON(((2 2,3 2,2 2)),((5 2,0 2,5 2)),((2 2,0 2,1.5 5,2 5,2 2),(1 3,1 4,2 4,2 3,1 3)),((2 2,2 8,8 8,8 2,5 2,2 2),(6 4,4 4,4 6,6 6,6 4)))
|
||||
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 ASTEXT(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))'),
|
||||
@@ -240,7 +240,7 @@ ASTEXT(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))')))
|
||||
MULTILINESTRING((8 2,1 3,9 0,4 4),(5 0,2 9,8 4,3 7,0 7,3 9,6 4,4 3,3 6,3 5,4 0,6 2),(3 6,1 6,5 2,9 7,6 7,2 5))
|
||||
MULTILINESTRING((3.59459459459459 2.02702702702703,4 0,4.75 0.75),(5 0,4.75 0.75),(5.36363636363636 1.36363636363636,9 0,6.17391304347826 2.26086956521739),(4.75 0.75,4.42857142857143 1.71428571428571),(4.75 0.75,5.36363636363636 1.36363636363636),(5.36363636363636 1.36363636363636,4.42857142857143 1.71428571428571),(5.36363636363636 1.36363636363636,6 2),(4.42857142857143 1.71428571428571,3.59459459459459 2.02702702702703),(4.42857142857143 1.71428571428571,4.15 2.55),(4.5 2.5,5 2,5.30769230769231 2.38461538461538),(8 2,6.17391304347826 2.26086956521739),(3.59459459459459 2.02702702702703,1 3,3.47058823529412 2.64705882352941),(3.59459459459459 2.02702702702703,3.47058823529412 2.64705882352941),(6.17391304347826 2.26086956521739,5.30769230769231 2.38461538461538),(6.17391304347826 2.26086956521739,5.58536585365854 2.73170731707317),(5.30769230769231 2.38461538461538,4.5 2.5),(5.30769230769231 2.38461538461538,5.58536585365854 2.73170731707317),(4.5 2.5,4.15 2.55),(4.5 2.5,4 3),(4.15 2.55,3.47058823529412 2.64705882352941),(4.15 2.55,4 3),(3.47058823529412 2.64705882352941,3.25 3.75),(5.58536585365854 2.73170731707317,4.76923076923077 3.38461538461538),(5.58536585365854 2.73170731707317,7.05405405405405 4.56756756756757),(4 3,3.25 3.75),(4 3,3.14285714285714 5.57142857142857),(4 3,4.76923076923077 3.38461538461538),(4.76923076923077 3.38461538461538,4 4),(4.76923076923077 3.38461538461538,6 4,4.875 5.875),(3.25 3.75,2 5),(3.25 3.75,3 5,3 5.5),(7.05405405405405 4.56756756756757,8 4,7.16 4.7),(7.05405405405405 4.56756756756757,4.875 5.875),(7.05405405405405 4.56756756756757,7.16 4.7),(7.16 4.7,5 6.5),(7.16 4.7,9 7,6 7,5 6.5),(2 5,1 6,3 6),(2 5,3 5.5),(3 5.5,3 6),(3 5.5,3.14285714285714 5.57142857142857),(3.14285714285714 5.57142857142857,3 6),(3.14285714285714 5.57142857142857,4.36363636363636 6.18181818181818),(4.875 5.875,4.36363636363636 6.18181818181818),(4.875 5.875,4.61538461538461 6.30769230769231),(3 6,2.66666666666667 7),(4.36363636363636 6.18181818181818,3 7,2.66666666666667 7),(4.36363636363636 6.18181818181818,4.61538461538461 6.30769230769231),(4.61538461538461 6.30769230769231,4 7.33333333333333),(4.61538461538461 6.30769230769231,5 6.5),(5 6.5,4 7.33333333333333),(2.18181818181818 8.45454545454546,0 7,2.66666666666667 7),(2.66666666666667 7,2.18181818181818 8.45454545454546),(4 7.33333333333333,2.44444444444444 8.62962962962963),(4 7.33333333333333,3 9,2.44444444444444 8.62962962962963),(2.18181818181818 8.45454545454546,2 9,2.44444444444444 8.62962962962963),(2.18181818181818 8.45454545454546,2.44444444444444 8.62962962962963))
|
||||
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),
|
||||
@@ -257,14 +257,14 @@ 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),
|
||||
|
||||
32
|
||||
183
|
||||
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);
|
||||
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)
|
||||
21.901403
|
||||
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)),
|
||||
@@ -278,7 +278,7 @@ AsText(ST_UNION(MultiPolygonFromText('
|
||||
((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)))'),
|
||||
MultiPolygonFr
|
||||
POLYGON((0 0,0 5,0.555555555555556 5,1 9,2 8,8 8,8 2,7 2,5.33333333333333 2,3 1.125,3 0,0 0),(1 1,1 1.5,1.33333333333333 2,1 2,2 2,2 1.14285714285714,1.75 1,1 1),(3 1.71428571428571,3 2,3.5 2,3 1.71428571428571),(4 4,4 6,4.5 6,5.5 4,4 4))
|
||||
POLYGON((0 0,0 5,0.555555555555556 5,1 9,2 8,8 8,8 2,5.33333333333333 2,3 1.125,3 0,0 0),(1 1,1 1.5,1.33333333333333 2,2 2,2 1.14285714285714,1.75 1,1 1),(3 1.71428571428571,3 2,3.5 2,3 1.71428571428571),(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))'),
|
||||
@@ -287,7 +287,7 @@ 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)'))))
|
||||
GEOMETRYCOLLECTION(LINESTRING(9 9,8 4,9 0,9 9,7 7),POLYGON((0 0,0 9,7 9,7 0,0 0)),LINESTRING(7 5.28571428571429,8 5,7 8))
|
||||
GEOMETRYCOLLECTION(POLYGON((0 0,0 9,7 9,7 0,0 0)),LINESTRING(9 9,8 4,9 0,9 9),LINESTRING(7 5.28571428571429,8 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)),
|
||||
|
||||
@@ -170,6 +170,7 @@ id select_type table type possible_keys key key_len ref rows Extra
|
||||
1 SIMPLE t1 range g g 34 NULL 8 Using where
|
||||
SELECT fid, AsText(g) FROM t1 WHERE Within(g, GeomFromText('Polygon((140 140,160 140,160 160,140 160,140 140))'));
|
||||
fid AsText(g)
|
||||
11 LINESTRING(140 140,160 160)
|
||||
DROP TABLE t1;
|
||||
CREATE TABLE t2 (
|
||||
fid INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
|
||||
|
||||
@@ -384,10 +384,10 @@ Equals(g1.g, g2.g) as e, Disjoint(g1.g, g2.g) as d, Touches(g1.g, g2.g) as t,
|
||||
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 0 0 0 1 0 1 1 0
|
||||
120 120 1 1 0 1 0 1 1 1
|
||||
120 121 0 0 1 0 0 0 1 0
|
||||
121 120 0 0 1 0 0 0 1 0
|
||||
121 121 0 0 0 1 0 1 1 0
|
||||
121 121 1 1 0 1 0 1 1 1
|
||||
explain extended SELECT g1.fid as first, g2.fid as second,
|
||||
Within(g1.g, g2.g) as w, Contains(g1.g, g2.g) as c, Overlaps(g1.g, g2.g) as o,
|
||||
Equals(g1.g, g2.g) as e, Disjoint(g1.g, g2.g) as d, Touches(g1.g, g2.g) as t,
|
||||
@@ -835,12 +835,13 @@ 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
|
||||
big,center,down,down2,left,left2,right,right2,small,up,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
|
||||
@@ -855,9 +856,10 @@ 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
|
||||
big,center,down,down2,left,left2,right,right2,small,up,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))');
|
||||
@@ -1410,7 +1412,7 @@ FROM lakes, named_places
|
||||
WHERE lakes.name = 'Blue Lake'
|
||||
AND named_places.name = 'Ashton';
|
||||
AsText(ST_SymDifference(shore, boundary))
|
||||
MULTIPOLYGON(((48 6,52 18,66 23,73 9,48 6),(67 13,59 13,59 18,67 18,67 13)),((56 30,56 34,62 48,84 48,84 30,56 30)))
|
||||
MULTIPOLYGON(((48 6,52 18,66 23,73 9,48 6),(59 13,59 18,67 18,67 13,59 13)),((56 30,56 34,62 48,84 48,84 30,56 30)))
|
||||
# Conformance Item T51
|
||||
SELECT count(*)
|
||||
FROM buildings, bridges
|
||||
|
||||
Reference in New Issue
Block a user