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IGNITE-23178 SQL Calcite: Fix least restrictive type priority (for DO…
…UBLE and FLOAT) - Fixes #11520. Signed-off-by: Aleksey Plekhanov <[email protected]>
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.../org/apache/ignite/internal/processors/query/calcite/exec/NumericTypesPrecisionsTest.java
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/* | ||
* Licensed to the Apache Software Foundation (ASF) under one or more | ||
* contributor license agreements. See the NOTICE file distributed with | ||
* this work for additional information regarding copyright ownership. | ||
* The ASF licenses this file to You under the Apache License, Version 2.0 | ||
* (the "License"); you may not use this file except in compliance with | ||
* the License. You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
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package org.apache.ignite.internal.processors.query.calcite.exec; | ||
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import java.util.Arrays; | ||
import org.apache.calcite.rel.type.RelDataType; | ||
import org.apache.calcite.rel.type.RelDataTypeSystem; | ||
import org.apache.calcite.sql.type.SqlTypeName; | ||
import org.apache.ignite.internal.processors.query.calcite.type.IgniteTypeFactory; | ||
import org.apache.ignite.internal.processors.query.calcite.type.IgniteTypeSystem; | ||
import org.apache.ignite.internal.processors.query.calcite.util.Commons; | ||
import org.junit.Test; | ||
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import static org.junit.Assert.assertEquals; | ||
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/** Test for numeric types precisions. */ | ||
public class NumericTypesPrecisionsTest { | ||
/** */ | ||
private static final IgniteTypeFactory TYPE_FACTORY = Commons.typeFactory(); | ||
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/** */ | ||
private static final int STRING_PRECISION = 65536; | ||
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/** */ | ||
private static final int DECIMAL_PRECISION = 32767; | ||
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/** */ | ||
private static final int DECIMAL_SCALE = 32767; | ||
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/** */ | ||
private final RelDataTypeSystem typeSys = IgniteTypeSystem.INSTANCE; | ||
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/** */ | ||
private static final RelDataType TINYINT = TYPE_FACTORY.createSqlType(SqlTypeName.TINYINT); | ||
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/** */ | ||
private static final RelDataType SMALLINT = TYPE_FACTORY.createSqlType(SqlTypeName.SMALLINT); | ||
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/** */ | ||
private static final RelDataType INTEGER = TYPE_FACTORY.createSqlType(SqlTypeName.INTEGER); | ||
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/** */ | ||
private static final RelDataType REAL = TYPE_FACTORY.createSqlType(SqlTypeName.REAL); | ||
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/** */ | ||
private static final RelDataType FLOAT = TYPE_FACTORY.createSqlType(SqlTypeName.FLOAT); | ||
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/** */ | ||
private static final RelDataType DOUBLE = TYPE_FACTORY.createSqlType(SqlTypeName.DOUBLE); | ||
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/** */ | ||
private static final RelDataType DECIMAL = TYPE_FACTORY.createSqlType(SqlTypeName.DECIMAL, 1000, 10); | ||
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/** */ | ||
private static final RelDataType BIGINT = TYPE_FACTORY.createSqlType(SqlTypeName.BIGINT); | ||
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/** */ | ||
private static final RelDataType[] TEST_SUITE = new RelDataType[] {TINYINT, SMALLINT, INTEGER, REAL, FLOAT, DOUBLE, DECIMAL, BIGINT}; | ||
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/** */ | ||
@Test | ||
public void testLeastRestrictiveTinyInt() { | ||
RelDataType[] expected = new RelDataType[] {TINYINT, SMALLINT, INTEGER, REAL, FLOAT, DOUBLE, DECIMAL, BIGINT}; | ||
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doTestExpectedLeastRestrictive(TINYINT, expected); | ||
} | ||
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/** */ | ||
@Test | ||
public void testLeastRestrictiveSmallInt() { | ||
RelDataType[] expected = new RelDataType[] {SMALLINT, SMALLINT, INTEGER, REAL, FLOAT, DOUBLE, DECIMAL, BIGINT}; | ||
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doTestExpectedLeastRestrictive(SMALLINT, expected); | ||
} | ||
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/** */ | ||
@Test | ||
public void testLeastRestrictiveInteger() { | ||
RelDataType[] expected = new RelDataType[] {INTEGER, INTEGER, INTEGER, REAL, FLOAT, DOUBLE, DECIMAL, BIGINT}; | ||
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doTestExpectedLeastRestrictive(INTEGER, expected); | ||
} | ||
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/** */ | ||
@Test | ||
public void testLeastRestrictiveFloat() { | ||
RelDataType[] expected = new RelDataType[] {FLOAT, FLOAT, FLOAT, FLOAT, FLOAT, DOUBLE, DOUBLE, FLOAT}; | ||
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doTestExpectedLeastRestrictive(FLOAT, expected); | ||
} | ||
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/** */ | ||
@Test | ||
public void testLeastRestrictiveDouble() { | ||
RelDataType[] expected = new RelDataType[] {DOUBLE, DOUBLE, DOUBLE, DOUBLE, DOUBLE, DOUBLE, DOUBLE, DOUBLE}; | ||
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doTestExpectedLeastRestrictive(DOUBLE, expected); | ||
} | ||
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/** */ | ||
@Test | ||
public void testLeastRestrictiveDecimal() { | ||
RelDataType[] expected = new RelDataType[] {DECIMAL, DECIMAL, DECIMAL, DOUBLE, DOUBLE, DOUBLE, DECIMAL, DECIMAL}; | ||
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doTestExpectedLeastRestrictive(DECIMAL, expected); | ||
} | ||
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/** */ | ||
@Test | ||
public void testLeastRestrictiveBigInt() { | ||
RelDataType[] expected = new RelDataType[] {BIGINT, BIGINT, BIGINT, REAL, FLOAT, DOUBLE, DECIMAL, BIGINT}; | ||
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doTestExpectedLeastRestrictive(BIGINT, expected); | ||
} | ||
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/** This test is mostly for tracking possible chages with Calcite's version updates. */ | ||
@Test | ||
public void testMaxPrecision() { | ||
assertEquals(STRING_PRECISION, typeSys.getMaxPrecision(SqlTypeName.CHAR)); | ||
assertEquals(STRING_PRECISION, typeSys.getMaxPrecision(SqlTypeName.VARCHAR)); | ||
assertEquals(STRING_PRECISION, typeSys.getMaxPrecision(SqlTypeName.BINARY)); | ||
assertEquals(STRING_PRECISION, typeSys.getMaxPrecision(SqlTypeName.VARBINARY)); | ||
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assertEquals(3, typeSys.getMaxPrecision(SqlTypeName.TINYINT)); | ||
assertEquals(5, typeSys.getMaxPrecision(SqlTypeName.SMALLINT)); | ||
assertEquals(10, typeSys.getMaxPrecision(SqlTypeName.INTEGER)); | ||
assertEquals(19, typeSys.getMaxPrecision(SqlTypeName.BIGINT)); | ||
assertEquals(7, typeSys.getMaxPrecision(SqlTypeName.REAL)); | ||
assertEquals(15, typeSys.getMaxPrecision(SqlTypeName.FLOAT)); | ||
assertEquals(15, typeSys.getMaxPrecision(SqlTypeName.DOUBLE)); | ||
assertEquals(DECIMAL_PRECISION, typeSys.getMaxPrecision(SqlTypeName.DECIMAL)); | ||
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assertEquals(0, typeSys.getMaxPrecision(SqlTypeName.DATE)); | ||
assertEquals(3, typeSys.getMaxPrecision(SqlTypeName.TIME)); | ||
assertEquals(3, typeSys.getMaxPrecision(SqlTypeName.TIME_WITH_LOCAL_TIME_ZONE)); | ||
assertEquals(3, typeSys.getMaxPrecision(SqlTypeName.TIMESTAMP)); | ||
assertEquals(3, typeSys.getMaxPrecision(SqlTypeName.TIMESTAMP_WITH_LOCAL_TIME_ZONE)); | ||
} | ||
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/** This test is mostly for tracking possible chages with Calcite's version updates. */ | ||
@Test | ||
public void testDefaultPrecision() { | ||
assertEquals(1, typeSys.getDefaultPrecision(SqlTypeName.CHAR)); | ||
assertEquals(RelDataType.PRECISION_NOT_SPECIFIED, typeSys.getDefaultPrecision(SqlTypeName.VARCHAR)); | ||
assertEquals(1, typeSys.getDefaultPrecision(SqlTypeName.BINARY)); | ||
assertEquals(RelDataType.PRECISION_NOT_SPECIFIED, typeSys.getDefaultPrecision(SqlTypeName.VARBINARY)); | ||
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assertEquals(3, typeSys.getDefaultPrecision(SqlTypeName.TINYINT)); | ||
assertEquals(5, typeSys.getDefaultPrecision(SqlTypeName.SMALLINT)); | ||
assertEquals(10, typeSys.getDefaultPrecision(SqlTypeName.INTEGER)); | ||
assertEquals(19, typeSys.getDefaultPrecision(SqlTypeName.BIGINT)); | ||
assertEquals(7, typeSys.getDefaultPrecision(SqlTypeName.REAL)); | ||
assertEquals(15, typeSys.getDefaultPrecision(SqlTypeName.FLOAT)); | ||
assertEquals(15, typeSys.getDefaultPrecision(SqlTypeName.DOUBLE)); | ||
assertEquals(DECIMAL_PRECISION, typeSys.getDefaultPrecision(SqlTypeName.DECIMAL)); | ||
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assertEquals(0, typeSys.getDefaultPrecision(SqlTypeName.DATE)); | ||
assertEquals(0, typeSys.getDefaultPrecision(SqlTypeName.TIME)); | ||
assertEquals(3, typeSys.getDefaultPrecision(SqlTypeName.TIME_WITH_LOCAL_TIME_ZONE)); | ||
assertEquals(3, typeSys.getDefaultPrecision(SqlTypeName.TIMESTAMP)); | ||
assertEquals(0, typeSys.getDefaultPrecision(SqlTypeName.TIMESTAMP_WITH_LOCAL_TIME_ZONE)); | ||
} | ||
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/** This test is mostly for tracking possible chages with Calcite's version updates. */ | ||
@Test | ||
public void testMaxNumericPrecision() { | ||
assertEquals(DECIMAL_PRECISION, typeSys.getMaxNumericPrecision()); | ||
} | ||
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/** This test is mostly for tracking possible chages with Calcite's version updates. */ | ||
@Test | ||
public void testMaxNumericScale() { | ||
assertEquals(DECIMAL_SCALE, typeSys.getMaxNumericScale()); | ||
} | ||
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/** */ | ||
private static void doTestExpectedLeastRestrictive(RelDataType testType, RelDataType[] expectedLeast) { | ||
assert expectedLeast.length == TEST_SUITE.length; | ||
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for (int i = 0; i < TEST_SUITE.length; ++i) { | ||
RelDataType actualType = TYPE_FACTORY.leastRestrictive(Arrays.asList(testType, TEST_SUITE[i])); | ||
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assertEquals("leastRestrictive(" + testType + ", " + TEST_SUITE[i] + ")", expectedLeast[i], actualType); | ||
} | ||
} | ||
} |
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