spark TruncatableTable 源码
spark TruncatableTable 代码
文件路径：/sql/catalyst/src/main/java/org/apache/spark/sql/connector/catalog/TruncatableTable.java
/*
* 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.spark.sql.connector.catalog;
import org.apache.spark.annotation.Evolving;
/**
* Represents a table which can be atomically truncated.
*
* @since 3.2.0
*/
@Evolving
public interface TruncatableTable extends Table {
/**
* Truncate a table by removing all rows from the table atomically.
*
* @return true if a table was truncated successfully otherwise false
*
* @since 3.2.0
*/
boolean truncateTable();
}
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