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