2018-05-29 23:21:20 +00:00
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SELECT startsWith(s, 'He') FROM (SELECT arrayJoin(['', 'H', 'He', 'Hellow', '3434', 'fffffffffdHe']) AS s);
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SELECT startsWith(s, '') FROM (SELECT arrayJoin(['', 'h', 'hi']) AS s);
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2018-06-06 18:22:49 +00:00
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SELECT startsWith('123', '123');
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SELECT startsWith('123', '12');
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SELECT startsWith('123', '1234');
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SELECT startsWith('123', '');
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DROP TABLE IF EXISTS startsWith_test;
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CREATE TABLE startsWith_test(S1 String, S2 String, S3 FixedString(2)) ENGINE=Memory;
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INSERT INTO startsWith_test values ('11', '22', '33'), ('a', 'a', 'bb'), ('abc', 'ab', '23');
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2018-06-06 19:36:14 +00:00
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SELECT COUNT() FROM startsWith_test WHERE startsWith(S1, S1);
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SELECT COUNT() FROM startsWith_test WHERE startsWith(S1, S2);
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SELECT COUNT() FROM startsWith_test WHERE startsWith(S2, S3);
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2018-06-06 19:55:08 +00:00
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DROP TABLE startsWith_test;
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