com.hazelcast.org.apache.calcite.sql.SqlDdl 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;
import java.util.Objects;
/** Base class for CREATE, DROP and other DDL statements. */
public abstract class SqlDdl extends SqlCall {
/** Use this operator only if you don't have a better one. */
protected static final SqlOperator DDL_OPERATOR =
new SqlSpecialOperator("DDL", SqlKind.OTHER_DDL);
private final SqlOperator operator;
/** Creates a SqlDdl. */
public SqlDdl(SqlOperator operator, SqlParserPos pos) {
super(pos);
this.operator = Objects.requireNonNull(operator);
}
public SqlOperator getOperator() {
return operator;
}
}