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49 lines
1.5 KiB
Text
49 lines
1.5 KiB
Text
DROP TABLE IF EXISTS t1;
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CREATE TABLE t1 (
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fid INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
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g GEOMETRY NOT NULL,
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SPATIAL KEY(g)
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) ENGINE=MyISAM;
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`fid` int(11) NOT NULL AUTO_INCREMENT,
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`g` geometry NOT NULL,
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PRIMARY KEY (`fid`),
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SPATIAL KEY `g` (`g`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1
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SELECT count(*) FROM t1;
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count(*)
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150
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EXPLAIN SELECT fid, AsText(g) FROM t1 WHERE ST_Within(g, GeomFromText('Polygon((140 140,160 140,160 160,140 140))'));
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 range g g 34 NULL 8 Using where
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SELECT fid, AsText(g) FROM t1 WHERE ST_Within(g, GeomFromText('Polygon((140 140,160 140,160 160,140 160,140 140))'));
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fid AsText(g)
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11 LINESTRING(140 140,160 160)
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DROP TABLE t1;
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CREATE TABLE t1 (
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fid INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
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g GEOMETRY NOT NULL
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) ENGINE=MyISAM;
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ALTER TABLE t1 ADD SPATIAL KEY(g);
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`fid` int(11) NOT NULL AUTO_INCREMENT,
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`g` geometry NOT NULL,
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PRIMARY KEY (`fid`),
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SPATIAL KEY `g` (`g`)
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) ENGINE=MyISAM AUTO_INCREMENT=101 DEFAULT CHARSET=latin1
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SELECT count(*) FROM t1;
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count(*)
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100
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EXPLAIN SELECT fid, AsText(g) FROM t1 WHERE ST_Within(g,
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GeomFromText('Polygon((40 40,60 40,60 60,40 40))'));
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 range g g 34 NULL 1 Using where
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SELECT fid, AsText(g) FROM t1 WHERE ST_Within(g,
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GeomFromText('Polygon((40 40,60 40,60 60,40 40))'));
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fid AsText(g)
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DROP TABLE t1;
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End of 5.5 tests.
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