This is an automated email from the ASF dual-hosted git repository. jark pushed a commit to branch master in repository https://gitbox.apache.org/repos/asf/flink.git
commit fb111ef22b8f87dd25e61160678fc8857dffcfe0 Author: 云邪 <wuchong...@alibaba-inc.com> AuthorDate: Wed Jun 12 11:01:20 2019 +0800 [FLINK-12808][table-api] Introduce OverwritableTableSink for supporting insert overwrite --- .../flink/table/sinks/OverwritableTableSink.java | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/flink-table/flink-table-common/src/main/java/org/apache/flink/table/sinks/OverwritableTableSink.java b/flink-table/flink-table-common/src/main/java/org/apache/flink/table/sinks/OverwritableTableSink.java new file mode 100644 index 0000000..6b46ef2 --- /dev/null +++ b/flink-table/flink-table-common/src/main/java/org/apache/flink/table/sinks/OverwritableTableSink.java @@ -0,0 +1,36 @@ +/* + * 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.sinks; + +import org.apache.flink.annotation.Experimental; + +/** + * A {@link TableSink} that supports INSERT OVERWRITE should implement this trait. + * INSERT OVERWRITE will overwrite any existing data in the table or partition. + * + * @see PartitionableTableSink for the definition of partition. + */ +@Experimental +public interface OverwritableTableSink { + + /** + * Configures whether the insert should overwrite existing data or not. + */ + void setOverwrite(boolean overwrite); +}