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Adding upstream version 17.3.0.

Browse source 
Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
Daniel Baumann 2025-02-13 20:43:42 +01:00
parent fbce006e29
commit d28371fcc4
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
43 changed files with 5488 additions and 5047 deletions
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25
tests/dialects/test_bigquery.py
View file

@ -107,6 +107,27 @@ class TestBigQuery(Validator):
self.validate_all("CAST(x AS NVARCHAR)", write={"bigquery": "CAST(x AS STRING)"})
self.validate_all("CAST(x AS TIMESTAMPTZ)", write={"bigquery": "CAST(x AS TIMESTAMP)"})
self.validate_all("CAST(x AS RECORD)", write={"bigquery": "CAST(x AS STRUCT)"})
self.validate_all(
"MD5(x)",
write={
"": "MD5_DIGEST(x)",
"bigquery": "MD5(x)",
"hive": "UNHEX(MD5(x))",
"spark": "UNHEX(MD5(x))",
},
)
self.validate_all(
"SELECT TO_HEX(MD5(some_string))",
read={
"duckdb": "SELECT MD5(some_string)",
"spark": "SELECT MD5(some_string)",
},
write={
"": "SELECT MD5(some_string)",
"bigquery": "SELECT TO_HEX(MD5(some_string))",
"duckdb": "SELECT MD5(some_string)",
},
)
self.validate_all(
"SELECT CAST('20201225' AS TIMESTAMP FORMAT 'YYYYMMDD' AT TIME ZONE 'America/New_York')",
write={"bigquery": "SELECT PARSE_TIMESTAMP('%Y%m%d', '20201225', 'America/New_York')"},
@ -263,7 +284,7 @@ class TestBigQuery(Validator):
"duckdb": "CAST(a AS BIGINT)",
"presto": "CAST(a AS BIGINT)",
"hive": "CAST(a AS BIGINT)",
"spark": "CAST(a AS LONG)",
"spark": "CAST(a AS BIGINT)",
},
)
self.validate_all(
@ -413,7 +434,7 @@ class TestBigQuery(Validator):
"duckdb": "CREATE TABLE db.example_table (col_a STRUCT(struct_col_a BIGINT, struct_col_b STRUCT(nested_col_a TEXT, nested_col_b TEXT)))",
"presto": "CREATE TABLE db.example_table (col_a ROW(struct_col_a BIGINT, struct_col_b ROW(nested_col_a VARCHAR, nested_col_b VARCHAR)))",
"hive": "CREATE TABLE db.example_table (col_a STRUCT<struct_col_a BIGINT, struct_col_b STRUCT<nested_col_a STRING, nested_col_b STRING>>)",
"spark": "CREATE TABLE db.example_table (col_a STRUCT<struct_col_a: LONG, struct_col_b: STRUCT<nested_col_a: STRING, nested_col_b: STRING>>)",
"spark": "CREATE TABLE db.example_table (col_a STRUCT<struct_col_a: BIGINT, struct_col_b: STRUCT<nested_col_a: STRING, nested_col_b: STRING>>)",
},
)
self.validate_all(

2
tests/dialects/test_dialect.py
View file

@ -218,7 +218,7 @@ class TestDialect(Validator):
"presto": "CAST(a AS SMALLINT)",
"redshift": "CAST(a AS SMALLINT)",
"snowflake": "CAST(a AS SMALLINT)",
"spark": "CAST(a AS SHORT)",
"spark": "CAST(a AS SMALLINT)",
"sqlite": "CAST(a AS INTEGER)",
"starrocks": "CAST(a AS SMALLINT)",
},

2
tests/dialects/test_duckdb.py
View file

@ -532,7 +532,7 @@ class TestDuckDB(Validator):
"duckdb": "CAST(COL AS BIGINT[])",
"presto": "CAST(COL AS ARRAY(BIGINT))",
"hive": "CAST(COL AS ARRAY<BIGINT>)",
"spark": "CAST(COL AS ARRAY<LONG>)",
"spark": "CAST(COL AS ARRAY<BIGINT>)",
"postgres": "CAST(COL AS BIGINT[])",
"snowflake": "CAST(COL AS ARRAY)",
},

8
tests/dialects/test_hive.py
View file

@ -73,7 +73,7 @@ class TestHive(Validator):
"duckdb": "TRY_CAST(1 AS SMALLINT)",
"presto": "TRY_CAST(1 AS SMALLINT)",
"hive": "CAST(1 AS SMALLINT)",
"spark": "CAST(1 AS SHORT)",
"spark": "CAST(1 AS SMALLINT)",
},
)
self.validate_all(
@ -82,7 +82,7 @@ class TestHive(Validator):
"duckdb": "TRY_CAST(1 AS SMALLINT)",
"presto": "TRY_CAST(1 AS SMALLINT)",
"hive": "CAST(1 AS SMALLINT)",
"spark": "CAST(1 AS SHORT)",
"spark": "CAST(1 AS SMALLINT)",
},
)
self.validate_all(
@ -91,7 +91,7 @@ class TestHive(Validator):
"duckdb": "TRY_CAST(1 AS TINYINT)",
"presto": "TRY_CAST(1 AS TINYINT)",
"hive": "CAST(1 AS TINYINT)",
"spark": "CAST(1 AS BYTE)",
"spark": "CAST(1 AS TINYINT)",
},
)
self.validate_all(
@ -100,7 +100,7 @@ class TestHive(Validator):
"duckdb": "TRY_CAST(1 AS BIGINT)",
"presto": "TRY_CAST(1 AS BIGINT)",
"hive": "CAST(1 AS BIGINT)",
"spark": "CAST(1 AS LONG)",
"spark": "CAST(1 AS BIGINT)",
},
)
self.validate_all(

1
tests/dialects/test_postgres.py
View file

@ -121,6 +121,7 @@ class TestPostgres(Validator):
)
def test_postgres(self):
self.validate_identity("CAST(x AS MONEY)")
self.validate_identity("CAST(x AS INT4RANGE)")
self.validate_identity("CAST(x AS INT4MULTIRANGE)")
self.validate_identity("CAST(x AS INT8RANGE)")

2
tests/dialects/test_presto.py
View file

@ -65,7 +65,7 @@ class TestPresto(Validator):
"bigquery": "CAST([1, 2] AS ARRAY<INT64>)",
"duckdb": "CAST(LIST_VALUE(1, 2) AS BIGINT[])",
"presto": "CAST(ARRAY[1, 2] AS ARRAY(BIGINT))",
"spark": "CAST(ARRAY(1, 2) AS ARRAY<LONG>)",
"spark": "CAST(ARRAY(1, 2) AS ARRAY<BIGINT>)",
"snowflake": "CAST([1, 2] AS ARRAY)",
},
)

7
tests/dialects/test_spark.py
View file

@ -232,6 +232,13 @@ TBLPROPERTIES (
self.validate_identity("TRIM(TRAILING 'SL' FROM 'SSparkSQLS')")
self.validate_identity("SPLIT(str, pattern, lim)")
self.validate_all(
"UNHEX(MD5(x))",
write={
"bigquery": "FROM_HEX(TO_HEX(MD5(x)))",
"spark": "UNHEX(MD5(x))",
},
)
self.validate_all(
"SELECT * FROM ((VALUES 1))", write={"spark": "SELECT * FROM (VALUES (1))"}
)

2
tests/dialects/test_sqlite.py
View file

@ -95,7 +95,7 @@ class TestSQLite(Validator):
"SELECT CAST([a].[b] AS SMALLINT) FROM foo",
write={
"sqlite": 'SELECT CAST("a"."b" AS INTEGER) FROM foo',
"spark": "SELECT CAST(`a`.`b` AS SHORT) FROM foo",
"spark": "SELECT CAST(`a`.`b` AS SMALLINT) FROM foo",
},
)
self.validate_all(

209
tests/dialects/test_tsql.py
View file

@ -43,7 +43,7 @@ class TestTSQL(Validator):
"SELECT CAST([a].[b] AS SMALLINT) FROM foo",
write={
"tsql": 'SELECT CAST("a"."b" AS SMALLINT) FROM foo',
"spark": "SELECT CAST(`a`.`b` AS SHORT) FROM foo",
"spark": "SELECT CAST(`a`.`b` AS SMALLINT) FROM foo",
},
)
self.validate_all(
@ -84,7 +84,7 @@ class TestTSQL(Validator):
"SELECT CAST([a].[b] AS SMALLINT) FROM foo",
write={
"tsql": 'SELECT CAST("a"."b" AS SMALLINT) FROM foo',
"spark": "SELECT CAST(`a`.`b` AS SHORT) FROM foo",
"spark": "SELECT CAST(`a`.`b` AS SMALLINT) FROM foo",
},
)
self.validate_all(
@ -155,6 +155,211 @@ class TestTSQL(Validator):
},
)
def test__types_ints(self):
self.validate_all(
"CAST(X AS INT)",
write={
"hive": "CAST(X AS INT)",
"spark2": "CAST(X AS INT)",
"spark": "CAST(X AS INT)",
"tsql": "CAST(X AS INTEGER)",
},
)
self.validate_all(
"CAST(X AS BIGINT)",
write={
"hive": "CAST(X AS BIGINT)",
"spark2": "CAST(X AS BIGINT)",
"spark": "CAST(X AS BIGINT)",
"tsql": "CAST(X AS BIGINT)",
},
)
self.validate_all(
"CAST(X AS SMALLINT)",
write={
"hive": "CAST(X AS SMALLINT)",
"spark2": "CAST(X AS SMALLINT)",
"spark": "CAST(X AS SMALLINT)",
"tsql": "CAST(X AS SMALLINT)",
},
)
self.validate_all(
"CAST(X AS TINYINT)",
write={
"hive": "CAST(X AS TINYINT)",
"spark2": "CAST(X AS TINYINT)",
"spark": "CAST(X AS TINYINT)",
"tsql": "CAST(X AS TINYINT)",
},
)
def test_types_decimals(self):
self.validate_all(
"CAST(x as FLOAT)",
write={
"spark": "CAST(x AS FLOAT)",
"tsql": "CAST(x AS FLOAT)",
},
)
self.validate_all(
"CAST(x as DOUBLE)",
write={
"spark": "CAST(x AS DOUBLE)",
"tsql": "CAST(x AS DOUBLE)",
},
)
self.validate_all(
"CAST(x as DECIMAL(15, 4))",
write={
"spark": "CAST(x AS DECIMAL(15, 4))",
"tsql": "CAST(x AS NUMERIC(15, 4))",
},
)
self.validate_all(
"CAST(x as NUMERIC(13,3))",
write={
"spark": "CAST(x AS DECIMAL(13, 3))",
"tsql": "CAST(x AS NUMERIC(13, 3))",
},
)
self.validate_all(
"CAST(x as MONEY)",
write={
"spark": "CAST(x AS DECIMAL(15, 4))",
"tsql": "CAST(x AS MONEY)",
},
)
self.validate_all(
"CAST(x as SMALLMONEY)",
write={
"spark": "CAST(x AS DECIMAL(6, 4))",
"tsql": "CAST(x AS SMALLMONEY)",
},
)
self.validate_all(
"CAST(x as REAL)",
write={
"spark": "CAST(x AS FLOAT)",
"tsql": "CAST(x AS FLOAT)",
},
)
def test_types_string(self):
self.validate_all(
"CAST(x as CHAR(1))",
write={
"spark": "CAST(x AS CHAR(1))",
"tsql": "CAST(x AS CHAR(1))",
},
)
self.validate_all(
"CAST(x as VARCHAR(2))",
write={
"spark": "CAST(x AS VARCHAR(2))",
"tsql": "CAST(x AS VARCHAR(2))",
},
)
self.validate_all(
"CAST(x as NCHAR(1))",
write={
"spark": "CAST(x AS CHAR(1))",
"tsql": "CAST(x AS CHAR(1))",
},
)
self.validate_all(
"CAST(x as NVARCHAR(2))",
write={
"spark": "CAST(x AS VARCHAR(2))",
"tsql": "CAST(x AS VARCHAR(2))",
},
)
def test_types_date(self):
self.validate_all(
"CAST(x as DATE)",
write={
"spark": "CAST(x AS DATE)",
"tsql": "CAST(x AS DATE)",
},
)
self.validate_all(
"CAST(x as DATE)",
write={
"spark": "CAST(x AS DATE)",
"tsql": "CAST(x AS DATE)",
},
)
self.validate_all(
"CAST(x as TIME(4))",
write={
"spark": "CAST(x AS TIMESTAMP)",
"tsql": "CAST(x AS TIMESTAMP(4))",
},
)
self.validate_all(
"CAST(x as DATETIME2)",
write={
"spark": "CAST(x AS TIMESTAMP)",
"tsql": "CAST(x AS DATETIME2)",
},
)
self.validate_all(
"CAST(x as DATETIMEOFFSET)",
write={
"spark": "CAST(x AS TIMESTAMP)",
"tsql": "CAST(x AS TIMESTAMPTZ)",
},
)
self.validate_all(
"CAST(x as SMALLDATETIME)",
write={
"spark": "CAST(x AS TIMESTAMP)",
"tsql": "CAST(x AS DATETIME2)",
},
)
def test_types_bin(self):
self.validate_all(
"CAST(x as BIT)",
write={
"spark": "CAST(x AS BOOLEAN)",
"tsql": "CAST(x AS BIT)",
},
)
self.validate_all(
"CAST(x as UNIQUEIDENTIFIER)",
write={
"spark": "CAST(x AS STRING)",
"tsql": "CAST(x AS UNIQUEIDENTIFIER)",
},
)
self.validate_all(
"CAST(x as VARBINARY)",
write={
"spark": "CAST(x AS BINARY)",
"tsql": "CAST(x AS VARBINARY)",
},
)
def test_udf(self):
self.validate_identity(
"CREATE PROCEDURE foo @a INTEGER, @b INTEGER AS SELECT @a = SUM(bla) FROM baz AS bar"

2
tests/fixtures/identity.sql vendored
View file

@ -423,7 +423,6 @@ 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 ((SELECT 1))
SELECT * FROM (x CROSS JOIN foo LATERAL VIEW EXPLODE(y))
SELECT * FROM (SELECT 1) AS x
@ -838,3 +837,4 @@ SELECT * FROM schema.case
SELECT * FROM current_date
SELECT * FROM schema.current_date
SELECT /*+ SOME_HINT(foo) */ 1
SELECT * FROM (tbl1 CROSS JOIN (SELECT * FROM tbl2) AS t1)

74
tests/fixtures/optimizer/qualify_tables.sql vendored
View file

@ -1,43 +1,103 @@
# 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;
----------------------------
-- Expand join constructs
----------------------------
-----------------------------------------------------------
--- Unnest wrapped tables / joins, expand join constructs
-----------------------------------------------------------
-- This is valid in Trino, so we treat the (tbl AS tbl) as a "join construct" per postgres' terminology.
SELECT * FROM (tbl AS tbl) AS _q_0;
SELECT * FROM (SELECT * FROM c.db.tbl AS tbl) 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 and multiple redundant parentheses
SELECT * FROM ((((tbl AS tbl))));
SELECT * FROM c.db.tbl AS tbl;
# 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 ON b.id = a.id INNER JOIN c.db.c AS c ON c.id = b.id;
# title: nested joins converted to canonical form
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;
# 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;
SELECT * FROM (((tbl AS tbl))) AS _q_0;
# title: outermost set of parentheses can't be omitted due to shadowing (2)
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
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
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
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;

17
tests/test_expressions.py
View file

@ -442,12 +442,15 @@ class TestExpressions(unittest.TestCase):
expression.find(exp.Table).replace(parse_one("y"))
self.assertEqual(expression.sql(), "SELECT c, b FROM y")
def test_pop(self):
def test_arg_deletion(self):
# Using the pop helper method
expression = parse_one("SELECT a, b FROM x")
expression.find(exp.Column).pop()
self.assertEqual(expression.sql(), "SELECT b FROM x")
expression.find(exp.Column).pop()
self.assertEqual(expression.sql(), "SELECT FROM x")
expression.pop()
self.assertEqual(expression.sql(), "SELECT FROM x")
@ -455,6 +458,15 @@ class TestExpressions(unittest.TestCase):
expression.find(exp.With).pop()
self.assertEqual(expression.sql(), "SELECT * FROM x")
# Manually deleting by setting to None
expression = parse_one("SELECT * FROM foo JOIN bar")
self.assertEqual(len(expression.args.get("joins", [])), 1)
expression.set("joins", None)
self.assertEqual(expression.sql(), "SELECT * FROM foo")
self.assertEqual(expression.args.get("joins", []), [])
self.assertIsNone(expression.args.get("joins"))
def test_walk(self):
expression = parse_one("SELECT * FROM (SELECT * FROM x)")
self.assertEqual(len(list(expression.walk())), 9)
@ -539,6 +551,9 @@ class TestExpressions(unittest.TestCase):
self.assertIsInstance(parse_one("ARRAY(time, foo)"), exp.Array)
self.assertIsInstance(parse_one("STANDARD_HASH('hello', 'sha256')"), exp.StandardHash)
self.assertIsInstance(parse_one("DATE(foo)"), exp.Date)
self.assertIsInstance(parse_one("HEX(foo)"), exp.Hex)
self.assertIsInstance(parse_one("TO_HEX(foo)", read="bigquery"), exp.Hex)
self.assertIsInstance(parse_one("TO_HEX(MD5(foo))", read="bigquery"), exp.MD5)
def test_column(self):
column = parse_one("a.b.c.d")

7
tests/test_generator.py
View file

@ -1,6 +1,6 @@
import unittest
from sqlglot import parse_one
from sqlglot import exp, parse_one
from sqlglot.expressions import Func
from sqlglot.parser import Parser
from sqlglot.tokens import Tokenizer
@ -30,6 +30,11 @@ class TestGenerator(unittest.TestCase):
expression = NewParser().parse(tokens)[0]
self.assertEqual(expression.sql(), "SELECT SPECIAL_UDF(a, b, c, d + 1) FROM x")
self.assertEqual(
exp.DateTrunc(this=exp.to_column("event_date"), unit=exp.var("MONTH")).sql(),
"DATE_TRUNC(MONTH, event_date)",
)
def test_identify(self):
assert parse_one("x").sql(identify=True) == '"x"'
assert parse_one("x").sql(identify="always") == '"x"'

55
tests/test_parser.py
View file

@ -580,3 +580,58 @@ 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)))"
)