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sqlglot/tests/fixtures/optimizer/qualify_tables.sql
Daniel Baumann 03001ce1e6
Adding upstream version 18.17.0.
Signed-off-by: Daniel Baumann <daniel@debian.org>
2025-02-13 21:08:47 +01:00

119 lines
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SQL

# title: single table
SELECT 1 FROM z;
SELECT 1 FROM c.db.z AS z;
# title: single table with db
SELECT 1 FROM y.z;
SELECT 1 FROM c.y.z AS z;
# title: single table with db, catalog
SELECT 1 FROM x.y.z;
SELECT 1 FROM x.y.z AS z;
# title: single table with db, catalog, alias
SELECT 1 FROM x.y.z AS z;
SELECT 1 FROM x.y.z AS z;
# title: cte can't be qualified
WITH a AS (SELECT 1 FROM z) SELECT 1 FROM a;
WITH a AS (SELECT 1 FROM c.db.z AS z) SELECT 1 FROM a;
# title: query that yields a single column as projection
SELECT (SELECT y.c FROM y AS y) FROM x;
SELECT (SELECT y.c FROM c.db.y AS y) FROM c.db.x AS x;
# title: pivoted table
SELECT * FROM x PIVOT (SUM(a) FOR b IN ('a', 'b'));
SELECT * FROM c.db.x AS x PIVOT(SUM(a) FOR b IN ('a', 'b')) AS _q_0;
# title: wrapped table without alias
SELECT * FROM (tbl);
SELECT * FROM (c.db.tbl AS tbl);
# title: wrapped table with alias
SELECT * FROM (tbl AS tbl);
SELECT * FROM (c.db.tbl AS tbl);
# title: wrapped table with alias using multiple (redundant) parentheses
SELECT * FROM ((((tbl AS tbl))));
SELECT * FROM ((((c.db.tbl AS tbl))));
# title: wrapped join of tables without alias
SELECT * FROM (t1 CROSS JOIN t2);
SELECT * FROM (c.db.t1 AS t1 CROSS JOIN c.db.t2 AS t2);
# title: wrapped join of tables with alias, expansion of join construct
SELECT * FROM (t1 CROSS JOIN t2) AS t;
SELECT * FROM (SELECT * FROM c.db.t1 AS t1 CROSS JOIN c.db.t2 AS t2) AS t;
# title: chained wrapped joins without aliases (1)
SELECT * FROM ((a CROSS JOIN b) CROSS JOIN c);
SELECT * FROM ((c.db.a AS a CROSS JOIN c.db.b AS b) CROSS JOIN c.db.c AS c);
# title: chained wrapped joins without aliases (2)
SELECT * FROM (a CROSS JOIN (b CROSS JOIN c));
SELECT * FROM (c.db.a AS a CROSS JOIN (c.db.b AS b CROSS JOIN c.db.c AS c));
# title: chained wrapped joins without aliases (3)
SELECT * FROM ((a CROSS JOIN ((b CROSS JOIN c) CROSS JOIN d)));
SELECT * FROM ((c.db.a AS a CROSS JOIN ((c.db.b AS b CROSS JOIN c.db.c AS c) CROSS JOIN c.db.d AS d)));
# title: chained wrapped joins without aliases (4)
SELECT * FROM ((a CROSS JOIN ((b CROSS JOIN c) CROSS JOIN (d CROSS JOIN e))));
SELECT * FROM ((c.db.a AS a CROSS JOIN ((c.db.b AS b CROSS JOIN c.db.c AS c) CROSS JOIN (c.db.d AS d CROSS JOIN c.db.e AS e))));
# title: chained wrapped joins with aliases
SELECT * FROM ((a AS foo CROSS JOIN b AS bar) CROSS JOIN c AS baz);
SELECT * FROM ((c.db.a AS foo CROSS JOIN c.db.b AS bar) CROSS JOIN c.db.c AS baz);
# title: wrapped join with subquery without alias
SELECT * FROM (tbl1 CROSS JOIN (SELECT * FROM tbl2) AS t1);
SELECT * FROM (c.db.tbl1 AS tbl1 CROSS JOIN (SELECT * FROM c.db.tbl2 AS tbl2) AS t1);
# title: wrapped join with subquery with alias, parentheses can't be omitted because of alias
SELECT * FROM (tbl1 CROSS JOIN (SELECT * FROM tbl2) AS t1) AS t2;
SELECT * FROM (SELECT * FROM c.db.tbl1 AS tbl1 CROSS JOIN (SELECT * FROM c.db.tbl2 AS tbl2) AS t1) AS t2;
# title: join construct as the right operand of a left join
SELECT * FROM a LEFT JOIN (b INNER JOIN c ON c.id = b.id) ON b.id = a.id;
SELECT * FROM c.db.a AS a LEFT JOIN (c.db.b AS b INNER JOIN c.db.c AS c ON c.id = b.id) ON b.id = a.id;
# title: nested joins
SELECT * FROM a LEFT JOIN b INNER JOIN c ON c.id = b.id ON b.id = a.id;
SELECT * FROM c.db.a AS a LEFT JOIN c.db.b AS b INNER JOIN c.db.c AS c ON c.id = b.id ON b.id = a.id;
# title: parentheses can't be omitted because alias shadows inner table names
SELECT t.a FROM (tbl AS tbl) AS t;
SELECT t.a FROM (SELECT * FROM c.db.tbl AS tbl) AS t;
# title: wrapped aliased table with outer alias
SELECT * FROM ((((tbl AS tbl)))) AS _q_0;
SELECT * FROM (SELECT * FROM c.db.tbl AS tbl) AS _q_0;
# title: join construct with three tables
SELECT * FROM (tbl1 AS tbl1 JOIN tbl2 AS tbl2 ON id1 = id2 JOIN tbl3 AS tbl3 ON id1 = id3) AS _q_0;
SELECT * FROM (SELECT * FROM c.db.tbl1 AS tbl1 JOIN c.db.tbl2 AS tbl2 ON id1 = id2 JOIN c.db.tbl3 AS tbl3 ON id1 = id3) AS _q_0;
# title: join construct with three tables and redundant set of parentheses
SELECT * FROM ((tbl1 AS tbl1 JOIN tbl2 AS tbl2 ON id1 = id2 JOIN tbl3 AS tbl3 ON id1 = id3)) AS _q_0;
SELECT * FROM (SELECT * FROM c.db.tbl1 AS tbl1 JOIN c.db.tbl2 AS tbl2 ON id1 = id2 JOIN c.db.tbl3 AS tbl3 ON id1 = id3) AS _q_0;
# title: join construct within join construct
SELECT * FROM (tbl1 AS tbl1 JOIN (tbl2 AS tbl2 JOIN tbl3 AS tbl3 ON id2 = id3) AS _q_0 ON id1 = id3) AS _q_1;
SELECT * FROM (SELECT * FROM c.db.tbl1 AS tbl1 JOIN (SELECT * FROM c.db.tbl2 AS tbl2 JOIN c.db.tbl3 AS tbl3 ON id2 = id3) AS _q_0 ON id1 = id3) AS _q_1;
# title: wrapped subquery without alias
SELECT * FROM ((SELECT * FROM t));
SELECT * FROM ((SELECT * FROM c.db.t AS t) AS _q_0);
# title: wrapped subquery without alias joined with a table
SELECT * FROM ((SELECT * FROM t1) INNER JOIN t2 ON a = b);
SELECT * FROM ((SELECT * FROM c.db.t1 AS t1) AS _q_0 INNER JOIN c.db.t2 AS t2 ON a = b);
# title: lateral unnest with alias
SELECT x FROM t, LATERAL UNNEST(t.xs) AS x;
SELECT x FROM c.db.t AS t, LATERAL UNNEST(t.xs) AS x;
# title: lateral unnest without alias
SELECT x FROM t, LATERAL UNNEST(t.xs);
SELECT x FROM c.db.t AS t, LATERAL UNNEST(t.xs) AS _q_0;