[GitHub] [incubator-iceberg] arina-ielchiieva commented on a change in pull request #309: Add mechanism to expire table metadata

[GitBox <gi...@apache.org>]

arina-ielchiieva commented on a change in pull request #309: Add mechanism to expire table metadata
URL: https://github.com/apache/incubator-iceberg/pull/309#discussion_r308001317
 
 

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 File path: api/src/main/java/org/apache/iceberg/ExpireTableMetadata.java
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 @@ -0,0 +1,69 @@
+/*
+ * 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.iceberg;
+
+import java.util.List;
+import java.util.function.Consumer;
+
+/**
+ * API for removing old {@link TableMetadataFile table metadata files} from a table.
+ * <p>
+ * This API accumulates table metadata files deletions. This API does not allow deleting
+ * the current table metadata file.
+ * <p>
+ * {@link #deleteWith(Consumer)} can be used to pass an alternative deletion method.
+ *
+ * {@link #apply()} returns a list of the table metadata files that will be removed.
+ */
+public interface ExpireTableMetadata extends PendingUpdate<List<TableMetadataFile>> {
+
+  /**
+   * Expires a specific {@link TableMetadataFile} identified by version.
+   *
+   * @param version version of the table metadata file to expire
+   * @return this for method chaining
+   */
+  ExpireTableMetadata expireVersion(int version);
+
+  /**
+   * Expires all table metadata files which version is older than the given version.
 
 Review comment:
   Fixed.

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