Adding upstream version 6.0.4.
Signed-off-by: Daniel Baumann <daniel@debian.org>
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122 changed files with 23162 additions and 0 deletions
238
tests/dialects/test_bigquery.py
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238
tests/dialects/test_bigquery.py
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from sqlglot import ErrorLevel, ParseError, UnsupportedError, transpile
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from tests.dialects.test_dialect import Validator
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class TestBigQuery(Validator):
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dialect = "bigquery"
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def test_bigquery(self):
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self.validate_all(
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'"""x"""',
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write={
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"bigquery": "'x'",
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"duckdb": "'x'",
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"presto": "'x'",
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"hive": "'x'",
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"spark": "'x'",
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},
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)
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self.validate_all(
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'"""x\'"""',
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write={
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"bigquery": "'x\\''",
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"duckdb": "'x'''",
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"presto": "'x'''",
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"hive": "'x\\''",
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"spark": "'x\\''",
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},
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)
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self.validate_all(
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r'r"""/\*.*\*/"""',
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write={
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"bigquery": r"'/\\*.*\\*/'",
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"duckdb": r"'/\*.*\*/'",
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"presto": r"'/\*.*\*/'",
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"hive": r"'/\\*.*\\*/'",
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"spark": r"'/\\*.*\\*/'",
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},
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)
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self.validate_all(
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R'R"""/\*.*\*/"""',
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write={
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"bigquery": R"'/\\*.*\\*/'",
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"duckdb": R"'/\*.*\*/'",
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"presto": R"'/\*.*\*/'",
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"hive": R"'/\\*.*\\*/'",
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"spark": R"'/\\*.*\\*/'",
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},
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)
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self.validate_all(
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"CAST(a AS INT64)",
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write={
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"bigquery": "CAST(a AS INT64)",
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"duckdb": "CAST(a AS BIGINT)",
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"presto": "CAST(a AS BIGINT)",
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"hive": "CAST(a AS BIGINT)",
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"spark": "CAST(a AS LONG)",
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},
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)
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self.validate_all(
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"CAST(a AS NUMERIC)",
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write={
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"bigquery": "CAST(a AS NUMERIC)",
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"duckdb": "CAST(a AS DECIMAL)",
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"presto": "CAST(a AS DECIMAL)",
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"hive": "CAST(a AS DECIMAL)",
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"spark": "CAST(a AS DECIMAL)",
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},
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)
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self.validate_all(
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"[1, 2, 3]",
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read={
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"duckdb": "LIST_VALUE(1, 2, 3)",
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"presto": "ARRAY[1, 2, 3]",
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"hive": "ARRAY(1, 2, 3)",
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"spark": "ARRAY(1, 2, 3)",
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},
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write={
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"bigquery": "[1, 2, 3]",
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"duckdb": "LIST_VALUE(1, 2, 3)",
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"presto": "ARRAY[1, 2, 3]",
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"hive": "ARRAY(1, 2, 3)",
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"spark": "ARRAY(1, 2, 3)",
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},
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)
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self.validate_all(
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"SELECT * FROM UNNEST(['7', '14']) AS x",
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read={
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"spark": "SELECT * FROM UNNEST(ARRAY('7', '14')) AS (x)",
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},
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write={
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"bigquery": "SELECT * FROM UNNEST(['7', '14']) AS x",
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"presto": "SELECT * FROM UNNEST(ARRAY['7', '14']) AS (x)",
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"hive": "SELECT * FROM UNNEST(ARRAY('7', '14')) AS (x)",
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"spark": "SELECT * FROM UNNEST(ARRAY('7', '14')) AS (x)",
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},
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)
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self.validate_all(
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"x IS unknown",
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write={
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"bigquery": "x IS NULL",
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"duckdb": "x IS NULL",
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"presto": "x IS NULL",
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"hive": "x IS NULL",
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"spark": "x IS NULL",
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},
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)
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self.validate_all(
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"current_datetime",
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write={
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"bigquery": "CURRENT_DATETIME()",
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"duckdb": "CURRENT_DATETIME()",
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"presto": "CURRENT_DATETIME()",
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"hive": "CURRENT_DATETIME()",
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"spark": "CURRENT_DATETIME()",
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},
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)
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self.validate_all(
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"current_time",
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write={
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"bigquery": "CURRENT_TIME()",
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"duckdb": "CURRENT_TIME()",
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"presto": "CURRENT_TIME()",
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"hive": "CURRENT_TIME()",
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"spark": "CURRENT_TIME()",
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},
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)
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self.validate_all(
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"current_timestamp",
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write={
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"bigquery": "CURRENT_TIMESTAMP()",
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"duckdb": "CURRENT_TIMESTAMP()",
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"postgres": "CURRENT_TIMESTAMP",
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"presto": "CURRENT_TIMESTAMP()",
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"hive": "CURRENT_TIMESTAMP()",
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"spark": "CURRENT_TIMESTAMP()",
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},
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)
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self.validate_all(
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"current_timestamp()",
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write={
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"bigquery": "CURRENT_TIMESTAMP()",
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"duckdb": "CURRENT_TIMESTAMP()",
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"postgres": "CURRENT_TIMESTAMP",
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"presto": "CURRENT_TIMESTAMP()",
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"hive": "CURRENT_TIMESTAMP()",
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"spark": "CURRENT_TIMESTAMP()",
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},
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)
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self.validate_identity(
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"SELECT ROW() OVER (y ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING) FROM x WINDOW y AS (PARTITION BY CATEGORY)"
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)
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self.validate_identity(
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"SELECT LAST_VALUE(a IGNORE NULLS) OVER y FROM x WINDOW y AS (PARTITION BY CATEGORY)",
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)
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self.validate_all(
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"CREATE TABLE db.example_table (col_a struct<struct_col_a:int, struct_col_b:string>)",
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write={
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"bigquery": "CREATE TABLE db.example_table (col_a STRUCT<struct_col_a INT64, struct_col_b STRING>)",
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"duckdb": "CREATE TABLE db.example_table (col_a STRUCT<struct_col_a INT, struct_col_b TEXT>)",
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"presto": "CREATE TABLE db.example_table (col_a ROW(struct_col_a INTEGER, struct_col_b VARCHAR))",
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"hive": "CREATE TABLE db.example_table (col_a STRUCT<struct_col_a INT, struct_col_b STRING>)",
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"spark": "CREATE TABLE db.example_table (col_a STRUCT<struct_col_a: INT, struct_col_b: STRING>)",
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},
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)
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self.validate_all(
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"CREATE TABLE db.example_table (col_a STRUCT<struct_col_a INT64, struct_col_b STRUCT<nested_col_a STRING, nested_col_b STRING>>)",
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write={
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"bigquery": "CREATE TABLE db.example_table (col_a STRUCT<struct_col_a INT64, struct_col_b STRUCT<nested_col_a STRING, nested_col_b STRING>>)",
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"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)))",
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"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>>)",
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"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>>)",
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},
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)
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self.validate_all(
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"SELECT * FROM a WHERE b IN UNNEST([1, 2, 3])",
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write={
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"bigquery": "SELECT * FROM a WHERE b IN UNNEST([1, 2, 3])",
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"mysql": "SELECT * FROM a WHERE b IN (SELECT UNNEST(ARRAY(1, 2, 3)))",
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"presto": "SELECT * FROM a WHERE b IN (SELECT UNNEST(ARRAY[1, 2, 3]))",
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"hive": "SELECT * FROM a WHERE b IN (SELECT UNNEST(ARRAY(1, 2, 3)))",
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"spark": "SELECT * FROM a WHERE b IN (SELECT UNNEST(ARRAY(1, 2, 3)))",
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},
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)
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# Reference: https://cloud.google.com/bigquery/docs/reference/standard-sql/query-syntax#set_operators
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with self.assertRaises(UnsupportedError):
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transpile(
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"SELECT * FROM a INTERSECT ALL SELECT * FROM b",
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write="bigquery",
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unsupported_level=ErrorLevel.RAISE,
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)
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with self.assertRaises(UnsupportedError):
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transpile(
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"SELECT * FROM a EXCEPT ALL SELECT * FROM b",
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write="bigquery",
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unsupported_level=ErrorLevel.RAISE,
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)
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with self.assertRaises(ParseError):
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transpile("SELECT * FROM UNNEST(x) AS x(y)", read="bigquery")
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self.validate_all(
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"DATE_SUB(CURRENT_DATE(), INTERVAL 1 DAY)",
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write={
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"postgres": "CURRENT_DATE - INTERVAL '1' DAY",
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},
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)
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self.validate_all(
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"DATE_ADD(CURRENT_DATE(), INTERVAL 1 DAY)",
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write={
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"bigquery": "DATE_ADD(CURRENT_DATE, INTERVAL 1 DAY)",
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"duckdb": "CURRENT_DATE + INTERVAL 1 DAY",
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"mysql": "DATE_ADD(CURRENT_DATE, INTERVAL 1 DAY)",
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"postgres": "CURRENT_DATE + INTERVAL '1' DAY",
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"presto": "DATE_ADD(DAY, 1, CURRENT_DATE)",
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"hive": "DATE_ADD(CURRENT_DATE, 1)",
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"spark": "DATE_ADD(CURRENT_DATE, 1)",
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},
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)
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self.validate_all(
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"CURRENT_DATE('UTC')",
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write={
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"mysql": "CURRENT_DATE AT TIME ZONE 'UTC'",
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"postgres": "CURRENT_DATE AT TIME ZONE 'UTC'",
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},
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)
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self.validate_all(
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"SELECT a FROM test WHERE a = 1 GROUP BY a HAVING a = 2 QUALIFY z ORDER BY a LIMIT 10",
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write={
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"bigquery": "SELECT a FROM test WHERE a = 1 GROUP BY a HAVING a = 2 QUALIFY z ORDER BY a LIMIT 10",
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"snowflake": "SELECT a FROM test WHERE a = 1 GROUP BY a HAVING a = 2 QUALIFY z ORDER BY a NULLS FIRST LIMIT 10",
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},
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)
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