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66 lines
2.1 KiB
Python
66 lines
2.1 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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"""Tests for Hive dialect support in sqlglot."""
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from superset.sql.parse import SQLScript, Table
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def test_hive_sql_parsing() -> None:
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"""Test that Hive SQL can be parsed without errors."""
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# Simple SELECT statement
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sql = "SELECT * FROM my_table"
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script = SQLScript(sql, "hive")
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assert len(script.statements) == 1
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assert not script.has_mutation()
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# JOIN statement (common in Hive)
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sql = """
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SELECT t1.col1, t2.col2
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FROM table1 t1
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JOIN table2 t2 ON t1.id = t2.id
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WHERE t1.status = 'active'
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"""
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script = SQLScript(sql, "hive")
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assert len(script.statements) == 1
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assert not script.has_mutation()
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# Test table extraction
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tables = script.statements[0].tables
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assert Table("table1") in tables
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assert Table("table2") in tables
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def test_hive_insert_statement() -> None:
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"""Test that Hive INSERT statements are detected as mutations."""
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sql = "INSERT INTO my_table VALUES (1, 'test')"
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script = SQLScript(sql, "hive")
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assert script.has_mutation()
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def test_hive_create_table() -> None:
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"""Test that Hive CREATE TABLE statements work."""
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sql = """
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CREATE TABLE IF NOT EXISTS my_table (
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id INT,
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name STRING
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) STORED AS PARQUET
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"""
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script = SQLScript(sql, "hive")
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assert len(script.statements) == 1
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assert script.has_mutation()
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