41 lines
468 B
MySQL
41 lines
468 B
MySQL
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# title: expand alias reference
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SELECT
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x.a + 1 AS i,
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i + 1 AS j,
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j + 1 AS k
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FROM x;
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SELECT
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x.a + 1 AS i,
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x.a + 1 + 1 AS j,
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x.a + 1 + 1 + 1 AS k
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FROM x;
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# title: noop - reference comes before alias
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SELECT
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b + 1 AS j,
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x.a + 1 AS i
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FROM x;
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SELECT
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b + 1 AS j,
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x.a + 1 AS i
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FROM x;
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# title: subquery
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SELECT
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*
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FROM (
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SELECT
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x.a + 1 AS i,
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i + 1 AS j
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FROM x
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);
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SELECT
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*
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FROM (
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SELECT
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x.a + 1 AS i,
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x.a + 1 + 1 AS j
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FROM x
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);
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