com.hazelcast.org.apache.calcite.sql.SqlDrop Maven / Gradle / Ivy
/*
* 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 com.hazelcast.org.apache.calcite.sql;
import com.hazelcast.org.apache.calcite.sql.parser.SqlParserPos;
/**
* Base class for an DROP statements parse tree nodes. The portion of the
* statement covered by this class is "DROP". Subclasses handle
* whatever comes afterwards.
*/
public abstract class SqlDrop extends SqlDdl {
/** Whether "IF EXISTS" was specified. */
public final boolean ifExists;
/** Creates a SqlDrop. */
protected SqlDrop(SqlOperator operator, SqlParserPos pos, boolean ifExists) {
super(operator, pos);
this.ifExists = ifExists;
}
@Deprecated // to be removed before 2.0
protected SqlDrop(SqlParserPos pos) {
this(DDL_OPERATOR, pos, false);
}
}