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[FLINK-40205][table] PTF are failing in case of usage multiple PARTITION/ORDER BY
#28784
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91 changes: 91 additions & 0 deletions
91
...link-table-planner/src/main/java/org/apache/calcite/sql/SqlSetSemanticsTableOperator.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,91 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
| package org.apache.calcite.sql; | ||
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|
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| import org.apache.calcite.rel.type.RelDataType; | ||
| import org.apache.calcite.sql.parser.SqlParserPos; | ||
| import org.apache.calcite.sql.validate.SqlValidator; | ||
| import org.apache.calcite.sql.validate.SqlValidatorScope; | ||
| import org.checkerframework.checker.nullness.qual.Nullable; | ||
|
|
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| import java.util.List; | ||
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| import static java.util.Objects.requireNonNull; | ||
|
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| /** | ||
| * Copied from Calcite because of CALCITE-7660. Should be removed after upgrade to Calcite 1.43.0. | ||
| */ | ||
| public class SqlSetSemanticsTableOperator extends SqlInternalOperator { | ||
|
|
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| // ~ Constructors ----------------------------------------------------------- | ||
|
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| public SqlSetSemanticsTableOperator() { | ||
| super("SET_SEMANTICS_TABLE", SqlKind.SET_SEMANTICS_TABLE); | ||
| } | ||
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| @Override | ||
| public SqlCall createCall( | ||
| @Nullable SqlLiteral functionQualifier, | ||
| SqlParserPos pos, | ||
| @Nullable SqlNode... operands) { | ||
| assert operands.length == 3; | ||
| SqlNode partitionList = operands[1]; | ||
| SqlNode orderList = operands[2]; | ||
| assert (partitionList != null && !SqlNodeList.isEmptyList(partitionList)) | ||
| || (orderList != null && !SqlNodeList.isEmptyList(orderList)); | ||
| return super.createCall(functionQualifier, pos, operands); | ||
| } | ||
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| @Override | ||
| public void unparse(SqlWriter writer, SqlCall call, int leftPrec, int rightPrec) { | ||
| call.operand(0).unparse(writer, 0, 0); | ||
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| SqlNodeList partitionList = call.operand(1); | ||
| if (!partitionList.isEmpty()) { | ||
| writer.sep("PARTITION BY"); | ||
| // FLINK MODIFICATION BEGIN | ||
| final SqlWriter.Frame partitionFrame = | ||
| partitionList.size() == 1 | ||
| ? writer.startList("", "") | ||
| : writer.startList("(", ")"); | ||
| // FLINK MODIFICATION END | ||
| partitionList.unparse(writer, 0, 0); | ||
| writer.endList(partitionFrame); | ||
| } | ||
| SqlNodeList orderList = call.operand(2); | ||
| if (!orderList.isEmpty()) { | ||
| writer.sep("ORDER BY"); | ||
| // FLINK MODIFICATION BEGIN | ||
| final SqlWriter.Frame orderFrame = | ||
| orderList.size() == 1 ? writer.startList("", "") : writer.startList("(", ")"); | ||
| orderList.unparse(writer, 0, 0); | ||
| writer.endList(orderFrame); | ||
| // FLINK MODIFICATION END | ||
| } | ||
| } | ||
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| @Override | ||
| public RelDataType deriveType(SqlValidator validator, SqlValidatorScope scope, SqlCall call) { | ||
| final List<SqlNode> operands = call.getOperandList(); | ||
| return requireNonNull(validator.deriveType(scope, operands.get(0))); | ||
| } | ||
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| @Override | ||
| public boolean argumentMustBeScalar(int ordinal) { | ||
| return false; | ||
| } | ||
| } |
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