zhangbutao commented on code in PR #4641:
URL: https://github.com/apache/hive/pull/4641#discussion_r1313840226
##########
iceberg/iceberg-handler/src/main/java/org/apache/iceberg/mr/hive/HiveIcebergStorageHandler.java:
##########
@@ -1400,7 +1405,7 @@ private static boolean
hasParquetNestedTypeWithinListOrMap(Properties tableProps
* Generates {@link JobContext}s for the OutputCommitter for the specific
table.
* @param configuration The configuration used for as a base of the JobConf
* @param tableName The name of the table we are planning to commit
- * @param overwrite If we have to overwrite the existing table or just add
the new data
+ * @param branchName If we have to overwrite the existing table or just add
the new data
Review Comment:
Now i see. Thx.
##########
iceberg/iceberg-handler/src/test/java/org/apache/iceberg/mr/hive/TestHiveIcebergCherryPick.java:
##########
@@ -0,0 +1,85 @@
+/*
+ * 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.mr.hive;
+
+import java.io.IOException;
+import java.util.List;
+import org.apache.iceberg.catalog.TableIdentifier;
+import org.apache.iceberg.relocated.com.google.common.collect.ImmutableMap;
+import org.junit.After;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.rules.TemporaryFolder;
+
+import static org.apache.iceberg.mr.hive.TestTables.TestTableType.HIVE_CATALOG;
+import static org.junit.Assert.assertEquals;
+
+public class TestHiveIcebergCherryPick {
+
+ private TestTables testTables;
+ private TestHiveShell shell;
+ private TemporaryFolder temp = new TemporaryFolder();
+
+ @Before
+ public void before() throws IOException {
+ shell = HiveIcebergStorageHandlerTestUtils.shell();
+ temp.create();
+ testTables = HiveIcebergStorageHandlerTestUtils.testTables(shell,
HIVE_CATALOG, temp);
+ HiveIcebergStorageHandlerTestUtils.init(shell, testTables, temp, "tez");
+ }
+
+ @After
+ public void after() throws Exception {
+ HiveIcebergStorageHandlerTestUtils.close(shell);
+ }
+
+ @Test
+ public void testCherryPick() {
+ TableIdentifier identifier = TableIdentifier.of("default",
"testCherryPick");
+ shell.executeStatement(String.format("CREATE EXTERNAL TABLE %s (id INT)
STORED BY iceberg %s %s",
+ identifier.name(),
+ testTables.locationForCreateTableSQL(identifier),
+ testTables.propertiesForCreateTableSQL(ImmutableMap.of())));
+
+ shell.executeStatement(String.format("INSERT INTO TABLE %s
VALUES(1),(2),(3),(4)", identifier.name()));
+
+ org.apache.iceberg.Table icebergTable = testTables.loadTable(identifier);
+ long id1 = icebergTable.currentSnapshot().snapshotId();
+
+ // make 2 new inserts to the main branch
+ shell.executeStatement(String.format("INSERT INTO TABLE %s VALUES(5),(6)",
identifier.name()));
+ shell.executeStatement(String.format("INSERT INTO TABLE %s VALUES(7),(8)",
identifier.name()));
+
+ icebergTable.refresh();
+ long id2 = icebergTable.currentSnapshot().snapshotId();
+
+ Assert.assertNotEquals(id1, id2);
+
+ // Rollback to the previous id before inserts.
Review Comment:
Now i see. Thx.
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