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Adding upstream version 17.4.1.

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Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
Daniel Baumann 2025-02-13 20:44:53 +01:00
parent d28371fcc4
commit 5c63f2bde9
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
78 changed files with 35859 additions and 34717 deletions
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2
tests/dialects/test_dialect.py
View file

@ -1356,7 +1356,7 @@ class TestDialect(Validator):
write={
"duckdb": "CREATE TABLE t (c TEXT, nc TEXT, v1 TEXT, v2 TEXT, nv TEXT, nv2 TEXT)",
"hive": "CREATE TABLE t (c CHAR, nc CHAR, v1 STRING, v2 STRING, nv STRING, nv2 STRING)",
"oracle": "CREATE TABLE t (c CHAR, nc CHAR, v1 VARCHAR2, v2 VARCHAR2, nv NVARCHAR2, nv2 NVARCHAR2)",
"oracle": "CREATE TABLE t (c CHAR, nc NCHAR, v1 VARCHAR2, v2 VARCHAR2, nv NVARCHAR2, nv2 NVARCHAR2)",
"postgres": "CREATE TABLE t (c CHAR, nc CHAR, v1 VARCHAR, v2 VARCHAR, nv VARCHAR, nv2 VARCHAR)",
"sqlite": "CREATE TABLE t (c TEXT, nc TEXT, v1 TEXT, v2 TEXT, nv TEXT, nv2 TEXT)",
},

2
tests/dialects/test_mysql.py
View file

@ -69,6 +69,8 @@ class TestMySQL(Validator):
)
def test_identity(self):
self.validate_identity("SELECT 1 XOR 0")
self.validate_identity("SELECT 1 && 0", "SELECT 1 AND 0")
self.validate_identity("SELECT /*+ BKA(t1) NO_BKA(t2) */ * FROM t1 INNER JOIN t2")
self.validate_identity("SELECT /*+ MERGE(dt) */ * FROM (SELECT * FROM t1) AS dt")
self.validate_identity("SELECT /*+ INDEX(t, i) */ c1 FROM t WHERE c2 = 'value'")

14
tests/dialects/test_oracle.py
View file

@ -1,3 +1,4 @@
from sqlglot.errors import UnsupportedError
from tests.dialects.test_dialect import Validator
@ -57,8 +58,17 @@ class TestOracle(Validator):
def test_join_marker(self):
self.validate_identity("SELECT e1.x, e2.x FROM e e1, e e2 WHERE e1.y (+) = e2.y")
self.validate_identity("SELECT e1.x, e2.x FROM e e1, e e2 WHERE e1.y = e2.y (+)")
self.validate_identity("SELECT e1.x, e2.x FROM e e1, e e2 WHERE e1.y (+) = e2.y (+)")
self.validate_all(
"SELECT e1.x, e2.x FROM e e1, e e2 WHERE e1.y = e2.y (+)", write={"": UnsupportedError}
)
self.validate_all(
"SELECT e1.x, e2.x FROM e e1, e e2 WHERE e1.y = e2.y (+)",
write={
"": "SELECT e1.x, e2.x FROM e AS e1, e AS e2 WHERE e1.y = e2.y",
"oracle": "SELECT e1.x, e2.x FROM e e1, e e2 WHERE e1.y = e2.y (+)",
},
)
def test_hints(self):
self.validate_identity("SELECT /*+ USE_NL(A B) */ A.COL_TEST FROM TABLE_A A, TABLE_B B")

1
tests/dialects/test_postgres.py
View file

@ -9,6 +9,7 @@ class TestPostgres(Validator):
dialect = "postgres"
def test_ddl(self):
self.validate_identity("CREATE TABLE test (elems JSONB[])")
self.validate_identity("CREATE TABLE public.y (x TSTZRANGE NOT NULL)")
self.validate_identity("CREATE TABLE test (foo HSTORE)")
self.validate_identity("CREATE TABLE test (foo JSONB)")

43
tests/dialects/test_snowflake.py
View file

@ -1,3 +1,5 @@
from unittest import mock
from sqlglot import UnsupportedError, exp, parse_one
from tests.dialects.test_dialect import Validator
@ -309,6 +311,7 @@ class TestSnowflake(Validator):
"SELECT IFF(TRUE, 'true', 'false')",
write={
"snowflake": "SELECT IFF(TRUE, 'true', 'false')",
"spark": "SELECT IF(TRUE, 'true', 'false')",
},
)
self.validate_all(
@ -870,6 +873,46 @@ FROM persons AS p, LATERAL FLATTEN(input => p.c, path => 'contact') AS f, LATERA
self.assertIsInstance(ilike, exp.ILikeAny)
like.sql() # check that this doesn't raise
@mock.patch("sqlglot.generator.logger")
def test_regexp_substr(self, logger):
self.validate_all(
"REGEXP_SUBSTR(subject, pattern, pos, occ, params, group)",
write={
"bigquery": "REGEXP_EXTRACT(subject, pattern, pos, occ)",
"hive": "REGEXP_EXTRACT(subject, pattern, group)",
"presto": "REGEXP_EXTRACT(subject, pattern, group)",
"snowflake": "REGEXP_SUBSTR(subject, pattern, pos, occ, params, group)",
"spark": "REGEXP_EXTRACT(subject, pattern, group)",
},
)
self.validate_all(
"REGEXP_SUBSTR(subject, pattern)",
read={
"bigquery": "REGEXP_EXTRACT(subject, pattern)",
"hive": "REGEXP_EXTRACT(subject, pattern)",
"presto": "REGEXP_EXTRACT(subject, pattern)",
"spark": "REGEXP_EXTRACT(subject, pattern)",
},
write={
"bigquery": "REGEXP_EXTRACT(subject, pattern)",
"hive": "REGEXP_EXTRACT(subject, pattern)",
"presto": "REGEXP_EXTRACT(subject, pattern)",
"snowflake": "REGEXP_SUBSTR(subject, pattern)",
"spark": "REGEXP_EXTRACT(subject, pattern)",
},
)
self.validate_all(
"REGEXP_SUBSTR(subject, pattern, 1, 1, 'c', group)",
read={
"bigquery": "REGEXP_SUBSTR(subject, pattern, 1, 1, 'c', group)",
"duckdb": "REGEXP_EXTRACT(subject, pattern, group)",
"hive": "REGEXP_EXTRACT(subject, pattern, group)",
"presto": "REGEXP_EXTRACT(subject, pattern, group)",
"snowflake": "REGEXP_SUBSTR(subject, pattern, 1, 1, 'c', group)",
"spark": "REGEXP_EXTRACT(subject, pattern, group)",
},
)
def test_match_recognize(self):
for row in (
"ONE ROW PER MATCH",

29
tests/dialects/test_tsql.py
View file

@ -6,6 +6,11 @@ class TestTSQL(Validator):
dialect = "tsql"
def test_tsql(self):
self.validate_identity("UPDATE x SET y = 1 OUTPUT x.a, x.b INTO @y FROM y")
self.validate_identity("UPDATE x SET y = 1 OUTPUT x.a, x.b FROM y")
self.validate_identity("INSERT INTO x (y) OUTPUT x.a, x.b INTO l SELECT * FROM z")
self.validate_identity("INSERT INTO x (y) OUTPUT x.a, x.b SELECT * FROM z")
self.validate_identity("DELETE x OUTPUT x.a FROM z")
self.validate_identity("SELECT * FROM t WITH (TABLOCK, INDEX(myindex))")
self.validate_identity("SELECT * FROM t WITH (NOWAIT)")
self.validate_identity("SELECT CASE WHEN a > 1 THEN b END")
@ -205,6 +210,30 @@ class TestTSQL(Validator):
},
)
self.validate_all(
"CAST(x as FLOAT(32))",
write={"tsql": "CAST(x AS FLOAT(32))", "hive": "CAST(x AS FLOAT)"},
)
self.validate_all(
"CAST(x as FLOAT(64))",
write={"tsql": "CAST(x AS FLOAT(64))", "spark": "CAST(x AS DOUBLE)"},
)
self.validate_all(
"CAST(x as FLOAT(6))", write={"tsql": "CAST(x AS FLOAT(6))", "hive": "CAST(x AS FLOAT)"}
)
self.validate_all(
"CAST(x as FLOAT(36))",
write={"tsql": "CAST(x AS FLOAT(36))", "hive": "CAST(x AS DOUBLE)"},
)
self.validate_all(
"CAST(x as FLOAT(99))",
write={"tsql": "CAST(x AS FLOAT(99))", "hive": "CAST(x AS DOUBLE)"},
)
self.validate_all(
"CAST(x as DOUBLE)",
write={

17
tests/fixtures/identity.sql vendored
View file

@ -423,6 +423,8 @@ SELECT 1 INTERSECT SELECT 2
SELECT 1 INTERSECT SELECT 2
SELECT 1 AS delete, 2 AS alter
SELECT * FROM (x)
SELECT * FROM ((x))
SELECT * FROM (((x)))
SELECT * FROM ((SELECT 1))
SELECT * FROM (x CROSS JOIN foo LATERAL VIEW EXPLODE(y))
SELECT * FROM (SELECT 1) AS x
@ -432,6 +434,14 @@ SELECT * FROM (SELECT 1 UNION ALL SELECT 2)
SELECT * FROM ((SELECT 1) AS a UNION ALL (SELECT 2) AS b)
SELECT * FROM ((SELECT 1) AS a(b))
SELECT * FROM ((SELECT 1) UNION (SELECT 2) UNION (SELECT 3))
SELECT * FROM (table1 AS t1 LEFT JOIN table2 AS t2 ON 1 = 1)
SELECT * FROM (tbl1 LEFT JOIN tbl2 ON 1 = 1)
SELECT * FROM (tbl1, tbl2 JOIN tbl3 ON TRUE)
SELECT * FROM (tbl1 CROSS JOIN tbl2)
SELECT * FROM (tbl1 CROSS JOIN tbl2) AS t
SELECT * FROM (tbl AS tbl) AS t
SELECT * FROM (tbl1 JOIN (tbl2 CROSS JOIN tbl3) ON bla = foo)
SELECT * FROM (tbl1, LATERAL (SELECT * FROM bla) AS tbl)
SELECT * FROM x AS y(a, b)
SELECT * EXCEPT (a, b)
SELECT * EXCEPT (a, b) FROM y
@ -607,6 +617,7 @@ CREATE FUNCTION a() LANGUAGE sql RETURNS INT
CREATE FUNCTION a.b(x INT) RETURNS INT AS RETURN x + 1
CREATE FUNCTION a.b.c()
CREATE INDEX abc ON t (a)
CREATE INDEX "abc" ON t (a)
CREATE INDEX abc ON t (a, b, b)
CREATE INDEX abc ON t (a NULLS LAST)
CREATE INDEX pointloc ON points USING GIST(BOX(location, location))
@ -700,6 +711,7 @@ UPDATE tbl_name SET foo = 123
UPDATE tbl_name SET foo = 123, bar = 345
UPDATE db.tbl_name SET foo = 123 WHERE tbl_name.bar = 234
UPDATE db.tbl_name SET foo = 123, foo_1 = 234 WHERE tbl_name.bar = 234
UPDATE products SET price = price * 1.10 WHERE price <= 99.99 RETURNING name, price AS new_price
TRUNCATE TABLE x
OPTIMIZE TABLE y
VACUUM FREEZE my_table
@ -721,11 +733,6 @@ WITH a AS ((SELECT 1 AS b) UNION ALL (SELECT 1 AS b)) SELECT * FROM a
SELECT (WITH x AS (SELECT 1 AS y) SELECT * FROM x) AS z
SELECT ((SELECT 1) + 1)
SELECT * FROM project.dataset.INFORMATION_SCHEMA.TABLES
SELECT * FROM (table1 AS t1 LEFT JOIN table2 AS t2 ON 1 = 1)
SELECT * FROM (tbl1 LEFT JOIN tbl2 ON 1 = 1)
SELECT * FROM (tbl1, tbl2 JOIN tbl3 ON TRUE)
SELECT * FROM (tbl1 JOIN (tbl2 CROSS JOIN tbl3) ON bla = foo)
SELECT * FROM (tbl1, LATERAL (SELECT * FROM bla) AS tbl)
SELECT CAST(x AS INT) /* comment */ FROM foo
SELECT a /* x */, b /* x */
SELECT a /* x */ /* y */ /* z */, b /* k */ /* m */

105
tests/fixtures/optimizer/optimizer.sql vendored
View file

@ -701,3 +701,108 @@ SELECT
"x"."a" * "x"."b" - "x"."b"
) AS "f"
FROM "x" AS "x";
# title: wrapped table without alias
# execute: false
SELECT * FROM (tbl);
SELECT
*
FROM (
"tbl" AS "tbl"
);
# title: wrapped table with alias
# execute: false
SELECT * FROM (tbl AS tbl);
SELECT
*
FROM (
"tbl" AS "tbl"
);
# title: wrapped join of tables without alias
SELECT a, c FROM (x LEFT JOIN y ON a = c);
SELECT
"x"."a" AS "a",
"y"."c" AS "c"
FROM (
"x" AS "x"
LEFT JOIN "y" AS "y"
ON "x"."a" = "y"."c"
);
# title: wrapped join of tables with alias
# execute: false
SELECT a, c FROM (x LEFT JOIN y ON a = c) AS t;
SELECT
"x"."a" AS "a",
"y"."c" AS "c"
FROM "x" AS "x"
LEFT JOIN "y" AS "y"
ON "x"."a" = "y"."c";
# title: chained wrapped joins without aliases
# execute: false
SELECT * FROM ((a CROSS JOIN ((b CROSS JOIN c) CROSS JOIN (d CROSS JOIN e))));
SELECT
*
FROM (
(
"a" AS "a"
CROSS JOIN (
(
"b" AS "b"
CROSS JOIN "c" AS "c"
)
CROSS JOIN (
"d" AS "d"
CROSS JOIN "e" AS "e"
)
)
)
);
# title: chained wrapped joins with aliases
# execute: false
SELECT * FROM ((a AS foo CROSS JOIN b AS bar) CROSS JOIN c AS baz);
SELECT
*
FROM (
(
"a" AS "foo"
CROSS JOIN "b" AS "bar"
)
CROSS JOIN "c" AS "baz"
);
# title: table joined with join construct
SELECT x.a, y.b, z.c FROM x LEFT JOIN (y INNER JOIN z ON y.c = z.c) ON x.b = y.b;
SELECT
"x"."a" AS "a",
"y"."b" AS "b",
"z"."c" AS "c"
FROM "x" AS "x"
LEFT JOIN (
"y" AS "y"
JOIN "z" AS "z"
ON "y"."c" = "z"."c"
)
ON "x"."b" = "y"."b";
# title: select * from table joined with join construct
# execute: false
SELECT * FROM x LEFT JOIN (y INNER JOIN z ON y.c = z.c) ON x.b = y.b;
SELECT
"y"."b" AS "b",
"y"."c" AS "c",
"z"."a" AS "a",
"z"."c" AS "c",
"x"."a" AS "a",
"x"."b" AS "b"
FROM "x" AS "x"
LEFT JOIN (
"y" AS "y"
JOIN "z" AS "z"
ON "y"."c" = "z"."c"
)
ON "x"."b" = "y"."b";

4
tests/fixtures/optimizer/qualify_columns.sql vendored
View file

@ -430,6 +430,10 @@ SELECT x.a AS a, x.b AS b FROM x AS x QUALIFY COUNT(x.a) OVER (PARTITION BY x.b)
-- Expand laterals
--------------------------------------
# execute: false
select 2 AS d, d + 1 FROM x WHERE d = 2 GROUP BY d;
SELECT 2 AS d, 2 + 1 AS _col_1 FROM x AS x WHERE 2 = 2 GROUP BY 1;
# title: expand alias reference
SELECT
x.a + 1 AS i,

50
tests/fixtures/optimizer/qualify_tables.sql vendored
View file

@ -26,45 +26,49 @@ SELECT (SELECT y.c FROM c.db.y AS y) FROM c.db.x AS x;
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;
-----------------------------------------------------------
--- Unnest wrapped tables / joins, expand join constructs
-----------------------------------------------------------
# title: wrapped table without alias
SELECT * FROM (tbl);
SELECT * FROM c.db.tbl AS 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;
SELECT * FROM (c.db.tbl AS tbl);
# title: wrapped table with alias and multiple redundant parentheses
# title: wrapped table with alias using multiple (redundant) parentheses
SELECT * FROM ((((tbl AS tbl))));
SELECT * FROM c.db.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;
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;
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;
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;
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;
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;
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;
@ -72,32 +76,28 @@ SELECT * FROM (SELECT * FROM c.db.tbl1 AS tbl1 CROSS JOIN (SELECT * FROM c.db.tb
# 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 ON b.id = a.id INNER JOIN c.db.c AS c ON c.id = b.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 converted to canonical form
# 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 ON b.id = a.id INNER JOIN c.db.c AS c ON c.id = b.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: outermost set of parentheses can't be omitted due to shadowing (1)
SELECT * FROM ((tbl AS tbl)) AS _q_0;
SELECT * FROM (SELECT * FROM c.db.tbl AS tbl) AS _q_0;
# title: outermost set of parentheses can't be omitted due to shadowing (2)
# 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 in canonical form
# 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 in canonical form and redundant set of parentheses
# 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: nested join construct in canonical form
# 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;

2
tests/test_expressions.py
View file

@ -183,6 +183,8 @@ class TestExpressions(unittest.TestCase):
exp.table_name(parse_one("foo.`{bar,er}`", read="databricks"), dialect="databricks"),
"foo.`{bar,er}`",
)
self.assertEqual(exp.table_name(exp.to_table("a-1.b.c", dialect="bigquery")), '"a-1".b.c')
self.assertEqual(exp.table_name(exp.to_table("a.b.c.d.e", dialect="bigquery")), "a.b.c.d.e")
def test_table(self):
self.assertEqual(exp.table_("a", alias="b"), parse_one("select * from a b").find(exp.Table))

57
tests/test_parser.py
View file

@ -571,7 +571,7 @@ class TestParser(unittest.TestCase):
"""
)
self.assertIsNotNone(query)
self.assertLessEqual(time.time() - now, 0.1)
self.assertLessEqual(time.time() - now, 0.2)
def test_parse_properties(self):
self.assertEqual(
@ -580,58 +580,3 @@ class TestParser(unittest.TestCase):
def test_parse_floats(self):
self.assertTrue(parse_one("1. ").is_number)
def test_parse_wrapped_tables(self):
expr = parse_one("select * from (table)")
self.assertIsInstance(expr.args["from"].this, exp.Table)
self.assertTrue(expr.args["from"].this.args["wrapped"])
expr = parse_one("select * from (((table)))")
self.assertIsInstance(expr.args["from"].this, exp.Table)
self.assertTrue(expr.args["from"].this.args["wrapped"])
self.assertEqual(expr.sql(), "SELECT * FROM (table)")
expr = parse_one("select * from (tbl1 join tbl2)")
self.assertIsInstance(expr.args["from"].this, exp.Table)
self.assertTrue(expr.args["from"].this.args["wrapped"])
self.assertEqual(len(expr.args["from"].this.args["joins"]), 1)
expr = parse_one("select * from (tbl1 join tbl2) t")
self.assertIsInstance(expr.args["from"].this, exp.Subquery)
self.assertIsInstance(expr.args["from"].this.this, exp.Select)
self.assertEqual(expr.sql(), "SELECT * FROM (SELECT * FROM tbl1, tbl2) AS t")
expr = parse_one("select * from (tbl as tbl) t")
self.assertEqual(expr.sql(), "SELECT * FROM (SELECT * FROM tbl AS tbl) AS t")
expr = parse_one("select * from ((a cross join b) cross join c)")
self.assertIsInstance(expr.args["from"].this, exp.Table)
self.assertTrue(expr.args["from"].this.args["wrapped"])
self.assertEqual(len(expr.args["from"].this.args["joins"]), 2)
self.assertEqual(expr.sql(), "SELECT * FROM (a CROSS JOIN b CROSS JOIN c)")
expr = parse_one("select * from ((a cross join b) cross join c) t")
self.assertIsInstance(expr.args["from"].this, exp.Subquery)
self.assertEqual(len(expr.args["from"].this.this.args["joins"]), 2)
self.assertEqual(
expr.sql(), "SELECT * FROM (SELECT * FROM a CROSS JOIN b CROSS JOIN c) AS t"
)
expr = parse_one("select * from (a cross join (b cross join c))")
self.assertIsInstance(expr.args["from"].this, exp.Table)
self.assertTrue(expr.args["from"].this.args["wrapped"])
self.assertEqual(len(expr.args["from"].this.args["joins"]), 1)
self.assertIsInstance(expr.args["from"].this.args["joins"][0].this, exp.Table)
self.assertTrue(expr.args["from"].this.args["joins"][0].this.args["wrapped"])
self.assertEqual(expr.sql(), "SELECT * FROM (a CROSS JOIN (b CROSS JOIN c))")
expr = parse_one("select * from ((a cross join ((b cross join c) cross join d)))")
self.assertEqual(expr.sql(), "SELECT * FROM (a CROSS JOIN (b CROSS JOIN c CROSS JOIN d))")
expr = parse_one(
"select * from ((a cross join ((b cross join c) cross join (d cross join e))))"
)
self.assertEqual(
expr.sql(), "SELECT * FROM (a CROSS JOIN (b CROSS JOIN c CROSS JOIN (d CROSS JOIN e)))"
)