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12 lines
429 B
MySQL
12 lines
429 B
MySQL
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DROP TABLE IF EXISTS test.prewhere;
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CREATE TABLE test.prewhere (d Date, a String, b String) ENGINE = MergeTree(d, d, 8192);
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INSERT INTO test.prewhere VALUES ('2015-01-01', 'hello', 'world');
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ALTER TABLE test.prewhere ADD COLUMN a1 String AFTER a;
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INSERT INTO test.prewhere VALUES ('2015-01-01', 'hello1', 'xxx', 'world1');
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SELECT d, a, a1, b FROM test.prewhere PREWHERE a LIKE 'hello%' ORDER BY a1;
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DROP TABLE test.prewhere;
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