umehrot2 commented on a change in pull request #1416: [HUDI-717] Fixed usage of
HiveDriver for DDL statements for Hive 2.x
URL: https://github.com/apache/incubator-hudi/pull/1416#discussion_r397009308
##########
File path:
hudi-hive-sync/src/test/java/org/apache/hudi/hive/TestHiveSyncTool.java
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@@ -363,4 +404,51 @@ public void testMultiPartitionKeySync() throws Exception {
assertEquals("The last commit that was sycned should be updated in the
TBLPROPERTIES", commitTime,
hiveClient.getLastCommitTimeSynced(hiveSyncConfig.tableName).get());
}
+
+ @Test
+ public void testSchemeFromMOR() throws Exception {
+ TestUtil.hiveSyncConfig.useJdbc = this.useJdbc;
+ String commitTime = "100";
+ String snapshotTableName = TestUtil.hiveSyncConfig.tableName +
HiveSyncTool.SUFFIX_SNAPSHOT_TABLE;
+ TestUtil.createMORTable(commitTime, "", 5, false);
+ HoodieHiveClient hiveClientRT =
+ new HoodieHiveClient(TestUtil.hiveSyncConfig, TestUtil.getHiveConf(),
TestUtil.fileSystem);
+
+ assertFalse("Table " + TestUtil.hiveSyncConfig.tableName +
HiveSyncTool.SUFFIX_SNAPSHOT_TABLE
+ + " should not exist initially",
hiveClientRT.doesTableExist(snapshotTableName));
+
+ // Lets do the sync
+ HiveSyncTool tool = new HiveSyncTool(TestUtil.hiveSyncConfig,
TestUtil.getHiveConf(), TestUtil.fileSystem);
+ tool.syncHoodieTable();
+
+ assertTrue("Table " + TestUtil.hiveSyncConfig.tableName +
HiveSyncTool.SUFFIX_SNAPSHOT_TABLE
+ + " should exist after sync completes",
hiveClientRT.doesTableExist(snapshotTableName));
+
+ // Schema being read from compacted base files
+ assertEquals("Hive Schema should match the table schema + partition
field", hiveClientRT.getTableSchema(snapshotTableName).size(),
+ SchemaTestUtil.getSimpleSchema().getFields().size() + 1);
+ assertEquals("Table partitions should match the number of partitions we
wrote", 5,
+ hiveClientRT.scanTablePartitions(snapshotTableName).size());
+
+ // Now lets create more partitions and these are the only ones which needs
to be synced
+ DateTime dateTime = DateTime.now().plusDays(6);
+ String commitTime2 = "102";
+ String deltaCommitTime2 = "103";
+
+ TestUtil.addCOWPartitions(1, true, dateTime, commitTime2);
+ TestUtil.addMORPartitions(1, true, false, dateTime, commitTime2,
deltaCommitTime2);
+ // Lets do the sync
+ tool = new HiveSyncTool(TestUtil.hiveSyncConfig, TestUtil.getHiveConf(),
TestUtil.fileSystem);
+ tool.syncHoodieTable();
+ hiveClientRT = new HoodieHiveClient(TestUtil.hiveSyncConfig,
TestUtil.getHiveConf(), TestUtil.fileSystem);
+
+ // Schema being read from the log files
+ assertEquals("Hive Schema should match the evolved table schema +
partition field",
+ hiveClientRT.getTableSchema(snapshotTableName).size(),
SchemaTestUtil.getEvolvedSchema().getFields().size() + 1);
+ // Sync should add the one partition
+ assertEquals("The 2 partitions we wrote should be added to hive", 6,
hiveClientRT.scanTablePartitions(snapshotTableName).size());
Review comment:
Is this message correct ? We only added `1 partition` right and thats why
count went from `5 => 6` ?
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