mirror of
https://github.com/ClickHouse/ClickHouse.git
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29 lines
1.6 KiB
MySQL
29 lines
1.6 KiB
MySQL
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SELECT readWktPoint('POINT(0 0)');
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SELECT readWktPolygon('POLYGON((1 0,10 0,10 10,0 10,1 0))');
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SELECT readWktPolygon('POLYGON((0 0,10 0,10 10,0 10,0 0),(4 4,5 4,5 5,4 5,4 4))');
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SELECT readWktMultiPolygon('MULTIPOLYGON(((2 0,10 0,10 10,0 10,2 0),(4 4,5 4,5 5,4 5,4 4)),((-10 -10,-10 -9,-9 10,-10 -10)))');
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DROP TABLE IF EXISTS geo;
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CREATE TABLE geo (s String, id Int) engine=Memory();
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INSERT INTO geo VALUES ('POINT(0 0)', 1);
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INSERT INTO geo VALUES ('POINT(1 0)', 2);
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INSERT INTO geo VALUES ('POINT(2 0)', 3);
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SELECT readWktPoint(s) FROM geo ORDER BY id;
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DROP TABLE IF EXISTS geo;
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CREATE TABLE geo (s String, id Int) engine=Memory();
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INSERT INTO geo VALUES ('POLYGON((1 0,10 0,10 10,0 10,1 0))', 1);
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INSERT INTO geo VALUES ('POLYGON((0 0,10 0,10 10,0 10,0 0))', 2);
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INSERT INTO geo VALUES ('POLYGON((2 0,10 0,10 10,0 10,2 0))', 3);
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INSERT INTO geo VALUES ('POLYGON((0 0,10 0,10 10,0 10,0 0),(4 4,5 4,5 5,4 5,4 4))', 4);
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INSERT INTO geo VALUES ('POLYGON((2 0,10 0,10 10,0 10,2 0),(4 4,5 4,5 5,4 5,4 4))', 5);
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INSERT INTO geo VALUES ('POLYGON((1 0,10 0,10 10,0 10,1 0),(4 4,5 4,5 5,4 5,4 4))', 6);
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SELECT readWktPolygon(s) FROM geo ORDER BY id;
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DROP TABLE IF EXISTS geo;
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CREATE TABLE geo (s String, id Int) engine=Memory();
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INSERT INTO geo VALUES ('MULTIPOLYGON(((1 0,10 0,10 10,0 10,1 0),(4 4,5 4,5 5,4 5,4 4)),((-10 -10,-10 -9,-9 10,-10 -10)))', 1);
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INSERT INTO geo VALUES ('MULTIPOLYGON(((0 0,10 0,10 10,0 10,0 0),(4 4,5 4,5 5,4 5,4 4)),((-10 -10,-10 -9,-9 10,-10 -10)))', 2);
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INSERT INTO geo VALUES ('MULTIPOLYGON(((2 0,10 0,10 10,0 10,2 0),(4 4,5 4,5 5,4 5,4 4)),((-10 -10,-10 -9,-9 10,-10 -10)))', 3);
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SELECT readWktMultiPolygon(s) FROM geo ORDER BY id;
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