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[opt](nereids) infer result column name in select outfile stmt
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fe/fe-core/src/main/java/org/apache/doris/nereids/analyzer/UnboundFileSink.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.doris.nereids.analyzer; | ||
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| import org.apache.doris.nereids.exceptions.UnboundException; | ||
| import org.apache.doris.nereids.memo.GroupExpression; | ||
| import org.apache.doris.nereids.properties.LogicalProperties; | ||
| import org.apache.doris.nereids.trees.expressions.Expression; | ||
| import org.apache.doris.nereids.trees.expressions.Slot; | ||
| import org.apache.doris.nereids.trees.plans.Plan; | ||
| import org.apache.doris.nereids.trees.plans.PlanType; | ||
| import org.apache.doris.nereids.trees.plans.algebra.Sink; | ||
| import org.apache.doris.nereids.trees.plans.logical.LogicalSink; | ||
| import org.apache.doris.nereids.trees.plans.visitor.PlanVisitor; | ||
| import org.apache.doris.nereids.util.Utils; | ||
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| import com.google.common.base.Preconditions; | ||
| import com.google.common.collect.ImmutableList; | ||
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| import java.util.List; | ||
| import java.util.Map; | ||
| import java.util.Optional; | ||
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| /** | ||
| * unbound file sink | ||
| */ | ||
| public class UnboundFileSink<CHILD_TYPE extends Plan> extends LogicalSink<CHILD_TYPE> implements Unbound, Sink { | ||
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| private final String filePath; | ||
| private final String format; | ||
| private final Map<String, String> properties; | ||
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| public UnboundFileSink(CHILD_TYPE child, String filePath, String format, Map<String, String> properties) { | ||
| super(PlanType.LOGICAL_UNBOUND_RESULT_SINK, ImmutableList.of(), child); | ||
| this.filePath = filePath; | ||
| this.format = format; | ||
| this.properties = properties; | ||
| } | ||
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| public UnboundFileSink(Optional<GroupExpression> groupExpression, | ||
| Optional<LogicalProperties> logicalProperties, CHILD_TYPE child, | ||
| String filePath, String format, Map<String, String> properties) { | ||
| super(PlanType.LOGICAL_UNBOUND_RESULT_SINK, ImmutableList.of(), groupExpression, logicalProperties, child); | ||
| this.filePath = filePath; | ||
| this.format = format; | ||
| this.properties = properties; | ||
| } | ||
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| @Override | ||
| public Plan withChildren(List<Plan> children) { | ||
| Preconditions.checkArgument(children.size() == 1, "UnboundFileSink only accepts one child"); | ||
| return new UnboundFileSink<>(groupExpression, Optional.empty(), children.get(0), | ||
| filePath, format, properties); | ||
| } | ||
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| @Override | ||
| public <R, C> R accept(PlanVisitor<R, C> visitor, C context) { | ||
| return visitor.visitUnboundFileSink(this, context); | ||
| } | ||
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| @Override | ||
| public List<? extends Expression> getExpressions() { | ||
| throw new UnsupportedOperationException(this.getClass().getSimpleName() + " don't support getExpression()"); | ||
| } | ||
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| @Override | ||
| public Plan withGroupExpression(Optional<GroupExpression> groupExpression) { | ||
| return new UnboundFileSink<>(groupExpression, Optional.of(getLogicalProperties()), child(), | ||
| filePath, format, properties); | ||
| } | ||
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| @Override | ||
| public Plan withGroupExprLogicalPropChildren(Optional<GroupExpression> groupExpression, | ||
| Optional<LogicalProperties> logicalProperties, List<Plan> children) { | ||
| Preconditions.checkArgument(children.size() == 1, "UnboundFileSink only accepts one child"); | ||
| return new UnboundFileSink<>(groupExpression, logicalProperties, children.get(0), | ||
| filePath, format, properties); | ||
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| } | ||
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| @Override | ||
| public List<Slot> computeOutput() { | ||
| throw new UnboundException("output"); | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| return Utils.toSqlString("UnboundFileSink[" + id.asInt() + "]"); | ||
| } | ||
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| public String getFilePath() { | ||
| return filePath; | ||
| } | ||
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| public String getFormat() { | ||
| return format; | ||
| } | ||
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| public Map<String, String> getProperties() { | ||
| return properties; | ||
| } | ||
| } |
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