org.apache.hadoop.hive.ql.parse.NamedJoinInfo Maven / Gradle / Ivy
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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.
*/
package org.apache.hadoop.hive.ql.parse;
import java.util.List;
/**
* NamedColsInJoin encapsulates information about using clause of join. e.g.,
* select * from a join b using(c); This class describes tables a and b, column
* c and join type.
*
*/
public class NamedJoinInfo {
private List tableAliases;
private List namedColumns;
private JoinType hiveJoinType;
public NamedJoinInfo(List aliases, List namedColumns, JoinType hiveJoinType) {
super();
this.tableAliases = aliases;
this.namedColumns = namedColumns;
this.hiveJoinType = hiveJoinType;
}
public List getAliases() {
return tableAliases;
}
public void setAliases(List aliases) {
this.tableAliases = aliases;
}
public List getNamedColumns() {
return namedColumns;
}
public void setNamedColumns(List namedColumns) {
this.namedColumns = namedColumns;
}
public JoinType getHiveJoinType() {
return hiveJoinType;
}
public void setHiveJoinType(JoinType hiveJoinType) {
this.hiveJoinType = hiveJoinType;
}
}