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This module contains the Table/SQL API for writing table programs within the table ecosystem using the Java programming language.

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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.flink.table.operations.ddl;

import org.apache.flink.annotation.Internal;
import org.apache.flink.table.operations.Operation;

/**
 * A {@link Operation} that describes the DDL statements, e.g. CREATE TABLE or CREATE FUNCTION.
 *
 * Different sub operations can have their special instances. For example, a create table
 * operation will have a {@link org.apache.flink.table.catalog.CatalogTable} instance, while a
 * create function operation will have a {@link org.apache.flink.table.catalog.CatalogFunction}
 * instance.
 */
@Internal
public interface CreateOperation extends Operation {}