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30 lines
1009 B
MySQL
30 lines
1009 B
MySQL
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SET multiple_joins_rewriter_version = 2;
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SELECT count(*)
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FROM numbers(2) AS n1, numbers(3) AS n2, numbers(4) AS n3
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WHERE (n1.number = n2.number) AND (n2.number = n3.number);
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SELECT count(*) c FROM (
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SELECT count(*), count(*) as c
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FROM numbers(2) AS n1, numbers(3) AS n2, numbers(4) AS n3
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WHERE (n1.number = n2.number) AND (n2.number = n3.number)
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AND (SELECT count(*) FROM numbers(1)) = 1
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)
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WHERE (SELECT count(*) FROM numbers(2)) = 2
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HAVING c IN(SELECT count(*) c FROM numbers(1));
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SET multiple_joins_rewriter_version = 1;
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SELECT count(*)
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FROM numbers(2) AS n1, numbers(3) AS n2, numbers(4) AS n3
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WHERE (n1.number = n2.number) AND (n2.number = n3.number);
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SELECT count(*) c FROM (
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SELECT count(*), count(*) as c
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FROM numbers(2) AS n1, numbers(3) AS n2, numbers(4) AS n3
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WHERE (n1.number = n2.number) AND (n2.number = n3.number)
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AND (SELECT count(*) FROM numbers(1)) = 1
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)
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WHERE (SELECT count(*) FROM numbers(2)) = 2
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HAVING c IN(SELECT count(*) c FROM numbers(1));
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