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549 lines
20 KiB
Text
549 lines
20 KiB
Text
#
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# Test when the POINT is on B-TREE
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#
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CREATE TABLE t1(fid INTEGER NOT NULL PRIMARY KEY AUTO_INCREMENT, p POINT, KEY(p)) ENGINE=InnoDB;
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INSERT INTO t1 VALUES
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(101, ST_PointFromText('POINT(10 10)')),
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(102, ST_PointFromText('POINT(20 10)')),
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(103, ST_PointFromText('POINT(20 20)')),
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(104, ST_PointFromWKB(ST_AsWKB(ST_PointFromText('POINT(10 20)'))));
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SELECT ST_AsText(p) FROM t1;
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ST_AsText(p)
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POINT(10 10)
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POINT(20 10)
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POINT(20 20)
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POINT(10 20)
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SELECT ST_AsText(p) FROM t1 WHERE p = ST_PointFromText('POINT(20 20)');
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ST_AsText(p)
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POINT(20 20)
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INSERT INTO t1 VALUES
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(201, ST_PointFromText('POINT(100.32374832 101.23741821)')),
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(202, ST_PointFromText('POINT(102.43287328 100.23489233)')),
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(203, ST_PointFromText('POINT(101.43284962 100.45892392)')),
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(204, ST_PointFromWKB(ST_AsWKB(ST_PointFromText('POINT(103.43718640 105.248206478)')))),
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(205, ST_PointFromText('POINT(101.43284962 100.45892392)')),
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(206, ST_PointFromWKB(ST_AsWKB(ST_PointFromText('POINT(103.43718640 105.248206478)'))));
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SELECT ST_AsText(p), COUNT(*) FROM t1 GROUP BY p;
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ST_AsText(p) COUNT(*)
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POINT(10 10) 1
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POINT(10 20) 1
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POINT(20 10) 1
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POINT(20 20) 1
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POINT(101.43284962 100.45892392) 2
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POINT(100.32374832 101.23741821) 1
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POINT(102.43287328 100.23489233) 1
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POINT(103.4371864 105.248206478) 2
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TRUNCATE t1;
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SELECT * FROM t1;
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fid p
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INSERT INTO t1(p) VALUES(ST_PointFromText('POINT(10 10)')),
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(ST_PointFromText('POINT(10 20)')),
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(ST_PointFromText('POINT(10 40)')),
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(ST_PointFromText('POINT(10 60)')),
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(ST_PointFromText('POINT(20 15)')),
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(ST_PointFromText('POINT(30 10)')),
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(ST_PointFromText('POINT(40 10)')),
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(ST_PointFromText('POINT(50 10)')),
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(ST_PointFromText('POINT(60 5)')),
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(ST_PointFromText('POINT(60 10)')),
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(ST_PointFromText('POINT(60 20)')),
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(ST_PointFromText('POINT(60 100)')),
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(ST_PointFromText('POINT(100 100)')),
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(ST_PointFromText('POINT(80 60)')),
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(ST_PointFromText('POINT(81 50)')),
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(ST_PointFromText('POINT(82 70)')),
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(ST_PointFromText('POINT(83 30)')),
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(ST_PointFromText('POINT(20 100)')),
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(ST_PointFromText('POINT(150 2000)')),
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(ST_PointFromText('POINT(109 230)')),
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(ST_PointFromText('POINT(280 250)')),
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(ST_PointFromText('POINT(176 175)')),
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(ST_PointFromText('POINT(200 10)')),
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(NULL),
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(NULL);
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SELECT ST_AsText(p) FROM t1;
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ST_AsText(p)
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POINT(10 10)
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POINT(10 20)
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POINT(10 40)
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POINT(10 60)
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POINT(20 15)
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POINT(30 10)
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POINT(40 10)
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POINT(50 10)
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POINT(60 5)
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POINT(60 10)
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POINT(60 20)
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POINT(60 100)
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POINT(100 100)
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POINT(80 60)
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POINT(81 50)
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POINT(82 70)
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POINT(83 30)
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POINT(20 100)
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POINT(150 2000)
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POINT(109 230)
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POINT(280 250)
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POINT(176 175)
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POINT(200 10)
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NULL
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NULL
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SELECT COUNT(*) FROM t1;
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COUNT(*)
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25
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SELECT ST_AsText(p) FROM t1;
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ST_AsText(p)
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POINT(10 10)
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POINT(10 20)
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POINT(10 40)
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POINT(10 60)
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POINT(20 15)
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POINT(30 10)
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POINT(40 10)
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POINT(50 10)
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POINT(60 5)
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POINT(60 10)
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POINT(60 20)
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POINT(60 100)
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POINT(100 100)
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POINT(80 60)
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POINT(81 50)
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POINT(82 70)
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POINT(83 30)
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POINT(20 100)
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POINT(150 2000)
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POINT(109 230)
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POINT(280 250)
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POINT(176 175)
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POINT(200 10)
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NULL
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NULL
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SELECT COUNT(*) FROM t1;
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COUNT(*)
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25
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INSERT INTO t1(p) SELECT p FROM t1;
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INSERT INTO t1(p) SELECT p FROM t1;
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INSERT INTO t1(p) SELECT p FROM t1;
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INSERT INTO t1(p) SELECT p FROM t1;
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INSERT INTO t1(p) SELECT p FROM t1;
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INSERT INTO t1(p) SELECT p FROM t1;
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INSERT INTO t1(p) SELECT p FROM t1;
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INSERT INTO t1(p) SELECT p FROM t1;
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INSERT INTO t1(p) SELECT p FROM t1;
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INSERT INTO t1(p) SELECT p FROM t1;
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INSERT INTO t1(p) SELECT p FROM t1;
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INSERT INTO t1(p) SELECT p FROM t1;
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CHECK TABLE t1;
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Table Op Msg_type Msg_text
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test.t1 check status OK
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SELECT COUNT(*) FROM t1;
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COUNT(*)
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102400
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SELECT ST_AsText(p), COUNT(*) FROM t1 GROUP BY p;
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ST_AsText(p) COUNT(*)
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NULL 8192
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POINT(10 10) 4096
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POINT(10 20) 4096
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POINT(10 40) 4096
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POINT(10 60) 4096
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POINT(20 15) 4096
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POINT(20 100) 4096
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POINT(30 10) 4096
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POINT(40 10) 4096
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POINT(50 10) 4096
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POINT(60 5) 4096
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POINT(60 10) 4096
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POINT(60 20) 4096
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POINT(60 100) 4096
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POINT(80 60) 4096
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POINT(100 100) 4096
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POINT(176 175) 4096
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POINT(200 10) 4096
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POINT(81 50) 4096
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POINT(109 230) 4096
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POINT(82 70) 4096
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POINT(280 250) 4096
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POINT(83 30) 4096
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POINT(150 2000) 4096
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SELECT COUNT(*) FROM t1 WHERE p = ST_PointFromText('POINT(280 250)');
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COUNT(*)
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4096
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DELETE FROM t1 WHERE p = ST_PointFromText('POINT(280 250)');
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SELECT COUNT(*) FROM t1 WHERE p = ST_PointFromText('POINT(280 250)');
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COUNT(*)
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0
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SELECT COUNT(*) FROM t1 WHERE p = ST_PointFromText('POINT(60 5)');
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COUNT(*)
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4096
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DELETE FROM t1 WHERE P = ST_PointFromText('POINT(60 5)');
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SELECT COUNT(*) FROM t1 WHERE p = ST_PointFromText('POINT(60 5)');
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COUNT(*)
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0
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SELECT ST_AsText(p), COUNT(*) FROM t1 WHERE p = ST_PointFromText('POINT(60 10)') OR p = ST_PointFromText('POINT(60 20)') OR p = ST_PointFromText('POINT(60 30)') GROUP BY p;
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ST_AsText(p) COUNT(*)
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POINT(60 10) 4096
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POINT(60 20) 4096
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UPDATE t1 SET p = ST_PointFromText('POINT(101 102)') WHERE p = ST_PointFromText('POINT(60 10)') OR p = ST_PointFromText('POINT(60 20)') OR p = ST_PointFromText('POINT(60 30)');
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SELECT ST_AsText(p), COUNT(*) FROM t1 WHERE p = ST_PointFromText('POINT(60 10)') OR p = ST_PointFromText('POINT(60 20)') OR p = ST_PointFromText('POINT(60 30)') GROUP BY p;
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ST_AsText(p) COUNT(*)
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SELECT COUNT(*) FROM t1 WHERE p = ST_PointFromText('POINT(101 102)');
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COUNT(*)
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8192
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SELECT COUNT(*) FROM t1 WHERE p IS NULL;
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COUNT(*)
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8192
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UPDATE t1 SET p = ST_PointFromText('POINT(160 160)') WHERE p IS NULL;
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SELECT COUNT(*) FROM t1 WHERE p IS NULL;
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COUNT(*)
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0
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SELECT COUNT(*) FROM t1 WHERE p = ST_PointFromText('POINT(160 160)');
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COUNT(*)
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8192
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SELECT ST_AsText(p), COUNT(*) FROM t1 GROUP BY p;
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ST_AsText(p) COUNT(*)
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POINT(10 10) 4096
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POINT(10 20) 4096
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POINT(10 40) 4096
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POINT(10 60) 4096
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POINT(20 15) 4096
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POINT(20 100) 4096
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POINT(30 10) 4096
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POINT(40 10) 4096
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POINT(50 10) 4096
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POINT(60 100) 4096
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POINT(80 60) 4096
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POINT(100 100) 4096
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POINT(160 160) 8192
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POINT(176 175) 4096
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POINT(200 10) 4096
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POINT(81 50) 4096
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POINT(101 102) 8192
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POINT(109 230) 4096
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POINT(82 70) 4096
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POINT(83 30) 4096
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POINT(150 2000) 4096
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SELECT COUNT(*) FROM t1;
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COUNT(*)
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94208
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CHECK TABLE t1;
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Table Op Msg_type Msg_text
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test.t1 check status OK
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DROP TABLE t1;
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#
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# Test when POINT is used in spatial index
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#
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SET @ls1 = ST_GeomFromText('LINESTRING(0 20, 10 0)');
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SET @ls2 = ST_GeomFromText('LINESTRING(0 0, 10 20)');
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SET @ls3 = ST_GeomFromText('LINESTRING(20 -40, 21 -42)');
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SET @ls4 = ST_GeomFromText('LINESTRING(20 -42, 21 -40)');
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SET @poly1 = ST_GeomFromText('POLYGON((2 2, 2 10, 10 10, 10 2, 2 2))');
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SET @poly2 = ST_GeomFromText('POLYGON((0 0, -5 0, -4 -1, -6 -15, -3 -15, 0 0))');
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SET @poly3 = ST_GeomFromText('POLYGON((10.0 10.0, 20.5 20, 20.5 50, 32.0 64.0, 32.3 64.6, 5 60, 10 10))');
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SET @poly4 = ST_GeomFromText('POLYGON((0 10, -10 10, -10 -10, 0 -10, 0 10))');
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SET @p1 = ST_PointFromText('POINT(0 0)');
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SET @mpoly = ST_GeomFromText('MULTIPOLYGON(((3 3, 3 16, 16 16, 16 3, 3 3)), ((10 10, 10 50, 50 50, 50 10, 10 10)))');
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CREATE TABLE gis_point (p1 POINT NOT NULL, p2 POINT NOT NULL, SPATIAL KEY k1 (p1), SPATIAL KEY k2 (p2)) ENGINE=InnoDB;
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INSERT INTO gis_point VALUES
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(ST_PointFromText('POINT(1 2)'), ST_PointFromText('POINT(-1 -3)')),
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(ST_PointFromText('POINT(2 4)'), ST_PointFromText('POINT(-2 -6)')),
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(ST_PointFromText('POINT(3 6)'), ST_PointFromText('POINT(-3 -9)')),
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(ST_PointFromText('POINT(4 8)'), ST_PointFromText('POINT(-4 -12)')),
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(ST_PointFromText('POINT(5 10)'), ST_PointFromText('POINT(-5 -15)')),
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(ST_PointFromText('POINT(6 12)'), ST_PointFromText('POINT(-6 -18)')),
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(ST_PointFromText('POINT(7 14)'), ST_PointFromText('POINT(-7 -21)')),
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(ST_PointFromText('POINT(8 16)'), ST_PointFromText('POINT(0 0)')),
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(ST_PointFromText('POINT(9 18)'), ST_PointFromText('POINT(-4 2)')),
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(ST_PointFromText('POINT(10 21)'), ST_PointFromText('POINT(-6 3)')),
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(ST_PointFromText('POINT(20.5 41)'), ST_PointFromText('POINT(-8 4)')),
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(ST_PointFromText('POINT(26.25 57)'), ST_PointFromText('POINT(1 2)')),
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(ST_PointFromText('POINT(32.1234 64.2468)'), ST_PointFromText('POINT(-1 -1)'));
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'The ORDER BY for spatial index will use filesort'
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EXPLAIN SELECT ST_AsText(p1), ST_AsText(p2) FROM gis_point ORDER BY p1, p2;
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id select_type table partitions type possible_keys key key_len ref rows filtered Extra
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1 SIMPLE gis_point NULL ALL NULL NULL NULL NULL # 100.00 Using filesort
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Warnings:
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Note 1003 /* select#1 */ select st_astext(`test`.`gis_point`.`p1`) AS `ST_AsText(p1)`,st_astext(`test`.`gis_point`.`p2`) AS `ST_AsText(p2)` from `test`.`gis_point` order by `test`.`gis_point`.`p1`,`test`.`gis_point`.`p2`
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SELECT ST_AsText(p1), ST_AsText(p2) FROM gis_point ORDER BY p1, p2;
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ST_AsText(p1) ST_AsText(p2)
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POINT(2 4) POINT(-2 -6)
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POINT(3 6) POINT(-3 -9)
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POINT(4 8) POINT(-4 -12)
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POINT(5 10) POINT(-5 -15)
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POINT(6 12) POINT(-6 -18)
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POINT(7 14) POINT(-7 -21)
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POINT(8 16) POINT(0 0)
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POINT(9 18) POINT(-4 2)
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POINT(10 21) POINT(-6 3)
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POINT(1 2) POINT(-1 -3)
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POINT(26.25 57) POINT(1 2)
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POINT(20.5 41) POINT(-8 4)
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POINT(32.1234 64.2468) POINT(-1 -1)
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'Try to do IDU on the table and verify the result'
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DELETE FROM gis_point WHERE ST_Equals(p2, ST_PointFromText('POINT(-8 4)'));
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INSERT INTO gis_point VALUES(ST_PointFromText('POINT(20.5 -41)'), ST_PointFromText('POINT(8 -4)'));
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SELECT ST_AsText(p1) AS 'Expect (32.1234 64.2468)' FROM gis_point WHERE ST_TOUCHES(@poly3, p1) AND MBRWithin(p2, @poly4);
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Expect (32.1234 64.2468)
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POINT(32.1234 64.2468)
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UPDATE gis_point SET p1 = ST_PointFromText('POINT(20.5 41)'), p2 = ST_PointFromText('POINT(-8 4)') WHERE ST_Intersection(@ls3, @ls4) = p1;
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SELECT ST_AsText(p1) AS 'Expect (32.1234 64.2468) AND (20.5 41)' FROM gis_point WHERE ST_TOUCHES(@poly3, p1) AND MBRWithin(p2, @poly4);
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Expect (32.1234 64.2468) AND (20.5 41)
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POINT(32.1234 64.2468)
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POINT(20.5 41)
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CHECK TABLE gis_point;
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Table Op Msg_type Msg_text
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test.gis_point check status OK
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============================================================
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Use a trx to test the IDU on the table and verify the result
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============================================================
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START TRANSACTION;
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DELETE FROM gis_point WHERE ST_Equals(p2, ST_PointFromText('POINT(-8 4)'));
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INSERT INTO gis_point VALUES(ST_PointFromText('POINT(20.5 -41)'), ST_PointFromText('POINT(8 -4)'));
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SELECT ST_AsText(p1) AS 'Expect (32.1234 64.2468)' FROM gis_point WHERE ST_TOUCHES(@poly3, p1) AND MBRWithin(p2, @poly4);
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Expect (32.1234 64.2468)
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POINT(32.1234 64.2468)
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UPDATE gis_point SET p1 = ST_PointFromText('POINT(20.5 49)'), p2 = ST_PointFromText('POINT(-8 4)') WHERE ST_Intersection(@ls3, @ls4) = p1;
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SELECT ST_AsText(p1) AS 'Expect (32.1234 64.2468) AND (20.5 49)' FROM gis_point WHERE ST_TOUCHES(@poly3, p1) AND MBRWithin(p2, @poly4);
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Expect (32.1234 64.2468) AND (20.5 49)
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POINT(32.1234 64.2468)
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POINT(20.5 49)
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ROLLBACK;
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SELECT ST_AsText(p1) AS 'Expect (32.1234 64.2468) AND (20.5 41)' FROM gis_point WHERE ST_TOUCHES(@poly3, p1) AND MBRWithin(p2, @poly4);
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Expect (32.1234 64.2468) AND (20.5 41)
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POINT(32.1234 64.2468)
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POINT(20.5 41)
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CHECK TABLE gis_point;
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Table Op Msg_type Msg_text
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test.gis_point check status OK
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=======================================================
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Enlarge the table by inserting the same data and verify
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=======================================================
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INSERT INTO gis_point SELECT * FROM gis_point;
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INSERT INTO gis_point SELECT * FROM gis_point;
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INSERT INTO gis_point SELECT * FROM gis_point;
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INSERT INTO gis_point SELECT * FROM gis_point;
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INSERT INTO gis_point SELECT * FROM gis_point;
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INSERT INTO gis_point SELECT * FROM gis_point;
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INSERT INTO gis_point SELECT * FROM gis_point;
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INSERT INTO gis_point SELECT * FROM gis_point;
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INSERT INTO gis_point SELECT * FROM gis_point;
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INSERT INTO gis_point SELECT * FROM gis_point;
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CHECK TABLE gis_point;
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Table Op Msg_type Msg_text
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test.gis_point check status OK
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SELECT COUNT(*), ST_AsText(p1), ST_AsText(p2) FROM gis_point GROUP BY p1, p2;
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COUNT(*) ST_AsText(p1) ST_AsText(p2)
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1024 POINT(2 4) POINT(-2 -6)
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1024 POINT(3 6) POINT(-3 -9)
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1024 POINT(4 8) POINT(-4 -12)
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1024 POINT(5 10) POINT(-5 -15)
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1024 POINT(6 12) POINT(-6 -18)
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1024 POINT(7 14) POINT(-7 -21)
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1024 POINT(8 16) POINT(0 0)
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1024 POINT(9 18) POINT(-4 2)
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1024 POINT(10 21) POINT(-6 3)
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1024 POINT(1 2) POINT(-1 -3)
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1024 POINT(26.25 57) POINT(1 2)
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1024 POINT(20.5 41) POINT(-8 4)
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1024 POINT(32.1234 64.2468) POINT(-1 -1)
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SELECT COUNT(*), ST_AsText(p1) FROM gis_point WHERE ST_Intersection(@ls1, @ls2) = p1 GROUP BY p1;
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COUNT(*) ST_AsText(p1)
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1024 POINT(5 10)
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SELECT COUNT(*), ST_AsText(p1) FROM gis_point WHERE MBRWithin(p1, @poly1) GROUP BY p1;
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COUNT(*) ST_AsText(p1)
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1024 POINT(3 6)
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1024 POINT(4 8)
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SELECT COUNT(*), ST_AsText(p2) FROM gis_point WHERE ST_Contains(@poly2, p2) GROUP BY p2;
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COUNT(*) ST_AsText(p2)
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1024 POINT(-2 -6)
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1024 POINT(-3 -9)
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1024 POINT(-4 -12)
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1024 POINT(-1 -3)
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1024 POINT(-1 -1)
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SELECT COUNT(*), ST_AsText(p2) FROM gis_point WHERE ST_Equals(p2, @p1) GROUP BY p2;
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COUNT(*) ST_AsText(p2)
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1024 POINT(0 0)
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SELECT COUNT(*), ST_AsText(p1) FROM gis_point WHERE ST_TOUCHES(@poly3, p1) AND MBRWithin(p2, @poly4) GROUP BY p1;
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COUNT(*) ST_AsText(p1)
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1024 POINT(20.5 41)
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1024 POINT(32.1234 64.2468)
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SELECT COUNT(*), ST_AsText(p1), ST_AsText(p2) FROM gis_point WHERE ST_Contains(@mpoly, p1) GROUP BY p1, p2;
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COUNT(*) ST_AsText(p1) ST_AsText(p2)
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1024 POINT(4 8) POINT(-4 -12)
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1024 POINT(5 10) POINT(-5 -15)
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1024 POINT(6 12) POINT(-6 -18)
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1024 POINT(7 14) POINT(-7 -21)
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1024 POINT(20.5 41) POINT(-8 4)
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SELECT COUNT(*), ST_AsText(p1), ST_AsText(p2) FROM gis_point WHERE ST_Contains(@mpoly, p1) AND NOT MBRWithin(p1, @mpoly) GROUP BY p1, p2;
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COUNT(*) ST_AsText(p1) ST_AsText(p2)
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======================================================================
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Build another new table with the same schema, will insert data from this table to the orignal one
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======================================================================
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CREATE TABLE p(p1 POINT NOT NULL, p2 POINT NOT NULL, SPATIAL INDEX k1(p2)) ENGINE=InnoDB;
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INSERT INTO p VALUES(ST_PointFromText('POINT(1000 -1000)'), ST_PointFromText('POINT(-201 203.56)'));
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INSERT INTO p VALUES(ST_PointFromText('POINT(20.5 43.9832)'), ST_PointFromText('POINT(-0 0)'));
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INSERT INTO p VALUES(ST_PointFromText('POINT(-4.2 -6.98)'), ST_PointFromText('POINT(-120.5 343.9832)'));
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INSERT INTO p SELECT * FROM p WHERE MBRWithin(p1, ST_GeomFromText('POLYGON((0 0, 0 2000, 2000 2000, 2000 -2000, 0 -2000, 0 0))'));
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INSERT INTO p SELECT * FROM p WHERE MBRWithin(p1, ST_GeomFromText('POLYGON((0 0, -10 0, -100 -100, 0 -50, 0 0))'));
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SELECT COUNT(*), ST_AsText(p1), ST_AsText(p2) FROM p GROUP BY p1, p2;
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COUNT(*) ST_AsText(p1) ST_AsText(p2)
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2 POINT(1000 -1000) POINT(-201 203.56)
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2 POINT(20.5 43.9832) POINT(-0 0)
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2 POINT(-4.2 -6.98) POINT(-120.5 343.9832)
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INSERT INTO gis_point SELECT * FROM p;
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INSERT INTO gis_point SELECT * FROM p;
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INSERT INTO gis_point SELECT * FROM p;
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INSERT INTO gis_point SELECT * FROM p;
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INSERT INTO gis_point SELECT * FROM p;
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INSERT INTO gis_point SELECT * FROM p;
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INSERT INTO gis_point SELECT * FROM p;
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CHECK TABLE gis_point;
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Table Op Msg_type Msg_text
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test.gis_point check status OK
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SELECT COUNT(*), ST_AsText(p1), ST_AsText(p2) FROM gis_point GROUP BY p1, p2;
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COUNT(*) ST_AsText(p1) ST_AsText(p2)
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1024 POINT(2 4) POINT(-2 -6)
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1024 POINT(3 6) POINT(-3 -9)
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1024 POINT(4 8) POINT(-4 -12)
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1024 POINT(5 10) POINT(-5 -15)
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1024 POINT(6 12) POINT(-6 -18)
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1024 POINT(7 14) POINT(-7 -21)
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1024 POINT(8 16) POINT(0 0)
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1024 POINT(9 18) POINT(-4 2)
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1024 POINT(10 21) POINT(-6 3)
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1024 POINT(1 2) POINT(-1 -3)
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1024 POINT(26.25 57) POINT(1 2)
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14 POINT(1000 -1000) POINT(-201 203.56)
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1024 POINT(20.5 41) POINT(-8 4)
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14 POINT(20.5 43.9832) POINT(-0 0)
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1024 POINT(32.1234 64.2468) POINT(-1 -1)
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14 POINT(-4.2 -6.98) POINT(-120.5 343.9832)
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SELECT COUNT(*), ST_AsText(p1) FROM gis_point WHERE ST_TOUCHES(@poly3, p1) AND MBRWithin(p2, @poly4) GROUP BY p1;
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COUNT(*) ST_AsText(p1)
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1024 POINT(20.5 41)
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1024 POINT(32.1234 64.2468)
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SELECT COUNT(*), ST_AsText(p2) FROM gis_point WHERE MBRWithin(p2, @poly2) GROUP BY p2;
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COUNT(*) ST_AsText(p2)
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1024 POINT(-2 -6)
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1024 POINT(-3 -9)
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1024 POINT(-4 -12)
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1024 POINT(-1 -3)
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1024 POINT(-1 -1)
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DROP TABLE p;
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================================
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Use a trx to test IUD and verify
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================================
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=============================================
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Delete those rows selected from another table
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=============================================
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SELECT COUNT(*), ST_AsText(p1), ST_AsText(p2) FROM gis_point GROUP BY p1, p2;
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COUNT(*) ST_AsText(p1) ST_AsText(p2)
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1024 POINT(2 4) POINT(-2 -6)
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1024 POINT(3 6) POINT(-3 -9)
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1024 POINT(4 8) POINT(-4 -12)
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1024 POINT(5 10) POINT(-5 -15)
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1024 POINT(6 12) POINT(-6 -18)
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1024 POINT(7 14) POINT(-7 -21)
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1024 POINT(8 16) POINT(0 0)
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1024 POINT(9 18) POINT(-4 2)
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1024 POINT(10 21) POINT(-6 3)
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1024 POINT(1 2) POINT(-1 -3)
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1024 POINT(26.25 57) POINT(1 2)
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14 POINT(1000 -1000) POINT(-201 203.56)
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1024 POINT(20.5 41) POINT(-8 4)
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14 POINT(20.5 43.9832) POINT(-0 0)
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1024 POINT(32.1234 64.2468) POINT(-1 -1)
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14 POINT(-4.2 -6.98) POINT(-120.5 343.9832)
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UPDATE gis_point SET p2 = ST_PointFromText('POINT(2000 2000)') WHERE ST_Contains(ST_GeomFromText('POLYGON((-100 100, -400 100, -400 400, -100 400, -100 100))'), p2) OR ST_Contains(ST_GeomFromText('POLYGON((-0.0001 -0.0002, -0.0001 0.00002, 0.00000005 0.000001, 0.0000025 -0.001, -0.0001 -0.0002))'), p2);
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CHECK TABLE gis_point;
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Table Op Msg_type Msg_text
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test.gis_point check status OK
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'To remove all the just updated rows'
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DELETE FROM gis_point WHERE ST_Intersection(ST_GeomFromText('LINESTRING(1800 1900, 2200 2100)'), ST_GeomFromText('LINESTRING(0 0, 2001 2001)')) = p2;
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INSERT INTO gis_point VALUES
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(ST_PointFromText('POINT(8 16)'), ST_PointFromText('POINT(0 0)')),
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(ST_PointFromText('POINT(8 16)'), ST_PointFromText('POINT(0 0)'));
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======================================================================
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Following results should be almost the same with those at the beginning
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======================================================================
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SELECT COUNT(*), ST_AsText(p1), ST_AsText(p2) FROM gis_point GROUP BY p1, p2;
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COUNT(*) ST_AsText(p1) ST_AsText(p2)
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1024 POINT(2 4) POINT(-2 -6)
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1024 POINT(3 6) POINT(-3 -9)
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1024 POINT(4 8) POINT(-4 -12)
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1024 POINT(5 10) POINT(-5 -15)
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1024 POINT(6 12) POINT(-6 -18)
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1024 POINT(7 14) POINT(-7 -21)
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2 POINT(8 16) POINT(0 0)
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1024 POINT(9 18) POINT(-4 2)
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1024 POINT(10 21) POINT(-6 3)
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1024 POINT(1 2) POINT(-1 -3)
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1024 POINT(26.25 57) POINT(1 2)
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1024 POINT(20.5 41) POINT(-8 4)
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1024 POINT(32.1234 64.2468) POINT(-1 -1)
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SELECT COUNT(*), ST_AsText(p1), ST_AsText(p2)
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FROM gis_point
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WHERE ST_Contains(ST_GeomFromText('POLYGON((-1000 -1000, -1000 1000, 1000 1000, 1001 -1001, -1000 -1000))'), p1)
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GROUP BY p1, p2;
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COUNT(*) ST_AsText(p1) ST_AsText(p2)
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1024 POINT(2 4) POINT(-2 -6)
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1024 POINT(3 6) POINT(-3 -9)
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1024 POINT(4 8) POINT(-4 -12)
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1024 POINT(5 10) POINT(-5 -15)
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1024 POINT(6 12) POINT(-6 -18)
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1024 POINT(7 14) POINT(-7 -21)
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2 POINT(8 16) POINT(0 0)
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1024 POINT(9 18) POINT(-4 2)
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1024 POINT(10 21) POINT(-6 3)
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1024 POINT(1 2) POINT(-1 -3)
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1024 POINT(26.25 57) POINT(1 2)
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1024 POINT(20.5 41) POINT(-8 4)
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1024 POINT(32.1234 64.2468) POINT(-1 -1)
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SELECT ST_AsText(p1), ST_AsText(p2) FROM gis_point GROUP BY p1, p2;
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ST_AsText(p1) ST_AsText(p2)
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POINT(2 4) POINT(-2 -6)
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POINT(3 6) POINT(-3 -9)
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POINT(4 8) POINT(-4 -12)
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POINT(5 10) POINT(-5 -15)
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POINT(6 12) POINT(-6 -18)
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POINT(7 14) POINT(-7 -21)
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POINT(8 16) POINT(0 0)
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POINT(9 18) POINT(-4 2)
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POINT(10 21) POINT(-6 3)
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POINT(1 2) POINT(-1 -3)
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POINT(26.25 57) POINT(1 2)
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POINT(20.5 41) POINT(-8 4)
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POINT(32.1234 64.2468) POINT(-1 -1)
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SELECT COUNT(*), ST_AsText(p1) FROM gis_point WHERE ST_Intersection(@ls1, @ls2) = p1 GROUP BY p1;
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COUNT(*) ST_AsText(p1)
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1024 POINT(5 10)
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SELECT COUNT(*), ST_AsText(p1) FROM gis_point WHERE MBRWithin(p1, @poly1) GROUP BY p1;
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COUNT(*) ST_AsText(p1)
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1024 POINT(3 6)
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1024 POINT(4 8)
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SELECT COUNT(*), ST_AsText(p2) FROM gis_point WHERE ST_Contains(@poly2, p2) GROUP BY p2;
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COUNT(*) ST_AsText(p2)
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1024 POINT(-2 -6)
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1024 POINT(-3 -9)
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1024 POINT(-4 -12)
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1024 POINT(-1 -3)
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1024 POINT(-1 -1)
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SELECT COUNT(*), ST_AsText(p2) FROM gis_point WHERE ST_Equals(p2, @p1) GROUP BY p2;
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COUNT(*) ST_AsText(p2)
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2 POINT(0 0)
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SELECT COUNT(*), ST_AsText(p1) FROM gis_point WHERE ST_TOUCHES(@poly3, p1) AND MBRWithin(p2, @poly4) GROUP BY p1;
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COUNT(*) ST_AsText(p1)
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1024 POINT(20.5 41)
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1024 POINT(32.1234 64.2468)
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SELECT COUNT(*), ST_AsText(p1), ST_AsText(p2) FROM gis_point WHERE ST_Contains(@mpoly, p1) GROUP BY p1, p2;
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COUNT(*) ST_AsText(p1) ST_AsText(p2)
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1024 POINT(4 8) POINT(-4 -12)
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1024 POINT(5 10) POINT(-5 -15)
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1024 POINT(6 12) POINT(-6 -18)
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1024 POINT(7 14) POINT(-7 -21)
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1024 POINT(20.5 41) POINT(-8 4)
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SELECT COUNT(*), ST_AsText(p1), ST_AsText(p2) FROM gis_point WHERE ST_Contains(@mpoly, p1) AND NOT MBRWithin(p1, @mpoly) GROUP BY p1, p2;
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COUNT(*) ST_AsText(p1) ST_AsText(p2)
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CHECK TABLE gis_point;
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Table Op Msg_type Msg_text
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test.gis_point check status OK
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DROP TABLE gis_point;
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