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94 lines
2.5 KiB
Python
94 lines
2.5 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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# pylint: disable=invalid-name
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import sqlparse
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from superset.sql_parse import ParsedQuery
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def test_cte_with_comments_is_select():
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"""
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Some CTES with comments are not correctly identified as SELECTS.
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"""
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sql = ParsedQuery(
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"""WITH blah AS
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(SELECT * FROM core_dev.manager_team),
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blah2 AS
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(SELECT * FROM core_dev.manager_workspace)
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SELECT * FROM blah
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INNER JOIN blah2 ON blah2.team_id = blah.team_id"""
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)
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assert sql.is_select()
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sql = ParsedQuery(
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"""WITH blah AS
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/*blahblahbalh*/
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(SELECT * FROM core_dev.manager_team),
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--blahblahbalh
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blah2 AS
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(SELECT * FROM core_dev.manager_workspace)
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SELECT * FROM blah
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INNER JOIN blah2 ON blah2.team_id = blah.team_id"""
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)
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assert sql.is_select()
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def test_cte_is_select():
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"""
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Some CTEs are not correctly identified as SELECTS.
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"""
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# `AS(` gets parsed as a function
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sql = ParsedQuery(
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"""WITH foo AS(
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SELECT
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FLOOR(__time TO WEEK) AS "week",
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name,
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COUNT(DISTINCT user_id) AS "unique_users"
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FROM "druid"."my_table"
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GROUP BY 1,2
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)
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SELECT
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f.week,
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f.name,
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f.unique_users
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FROM foo f"""
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)
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assert sql.is_select()
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def test_unknown_select():
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"""
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Test that `is_select` works when sqlparse fails to identify the type.
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"""
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sql = "WITH foo AS(SELECT 1) SELECT 1"
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assert sqlparse.parse(sql)[0].get_type() == "UNKNOWN"
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assert ParsedQuery(sql).is_select()
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sql = "WITH foo AS(SELECT 1) INSERT INTO my_table (a) VALUES (1)"
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assert sqlparse.parse(sql)[0].get_type() == "UNKNOWN"
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assert not ParsedQuery(sql).is_select()
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sql = "WITH foo AS(SELECT 1) DELETE FROM my_table"
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assert sqlparse.parse(sql)[0].get_type() == "UNKNOWN"
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assert not ParsedQuery(sql).is_select()
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