Examples with HiveStreamingConnection org.apache.hive.streaming.HiveStreamingConnection used on opensource projects

Example 1 with HiveStreamingConnection

use of org.apache.hive.streaming.HiveStreamingConnection in project hive by apache.

the class TestCompactor method testCleanAbortCompactAfterAbortTwoPartitions.

@Test
public void testCleanAbortCompactAfterAbortTwoPartitions() throws Exception {
    String dbName = "default";
    String tblName = "cws";
    HiveStreamingConnection connection1 = prepareTableTwoPartitionsAndConnection(dbName, tblName, 1);
    HiveStreamingConnection connection2 = prepareTableTwoPartitionsAndConnection(dbName, tblName, 1);
    // to skip optimization introduced in HIVE-22122
    executeStatementOnDriver("truncate " + tblName, driver);
    connection1.beginTransaction();
    connection1.write("1,1".getBytes());
    connection1.write("2,2".getBytes());
    connection1.abortTransaction();
    connection2.beginTransaction();
    connection2.write("1,3".getBytes());
    connection2.write("2,3".getBytes());
    connection2.write("3,3".getBytes());
    connection2.abortTransaction();
    assertAndCompactCleanAbort(dbName, tblName, false, false);
    connection1.close();
    connection2.close();
}

Example 2 with HiveStreamingConnection

use of org.apache.hive.streaming.HiveStreamingConnection in project hive by apache.

the class TestCompactor method testCleanAbortCompactAfterAbort.

@Test
public void testCleanAbortCompactAfterAbort() throws Exception {
    String dbName = "default";
    String tblName = "cws";
    // Create three folders with two different transactions
    HiveStreamingConnection connection1 = prepareTableAndConnection(dbName, tblName, 1);
    HiveStreamingConnection connection2 = prepareTableAndConnection(dbName, tblName, 1);
    // to skip optimization introduced in HIVE-22122
    executeStatementOnDriver("truncate " + tblName, driver);
    connection1.beginTransaction();
    connection1.write("1,1".getBytes());
    connection1.write("2,2".getBytes());
    connection1.abortTransaction();
    connection2.beginTransaction();
    connection2.write("1,3".getBytes());
    connection2.write("2,3".getBytes());
    connection2.write("3,3".getBytes());
    connection2.abortTransaction();
    assertAndCompactCleanAbort(dbName, tblName, false, false);
    connection1.close();
    connection2.close();
}

Example 3 with HiveStreamingConnection

use of org.apache.hive.streaming.HiveStreamingConnection in project hive by apache.

the class TestCompactor method testCleanAbortCorrectlyCleaned.

@Test
public void testCleanAbortCorrectlyCleaned() throws Exception {
    // Test that at commit the tables are cleaned properly
    String dbName = "default";
    String tblName = "cws";
    HiveStreamingConnection connection = prepareTableAndConnection(dbName, tblName, 1);
    connection.beginTransaction();
    connection.write("1,1".getBytes());
    connection.write("2,2".getBytes());
    int count = TestTxnDbUtil.countQueryAgent(conf, "select count(*) from TXN_COMPONENTS where TC_OPERATION_TYPE='i'");
    // We should have 1 row corresponding to the aborted transaction
    Assert.assertEquals(TestTxnDbUtil.queryToString(conf, "select * from TXN_COMPONENTS"), 1, count);
    connection.commitTransaction();
    // After commit the row should have been deleted
    count = TestTxnDbUtil.countQueryAgent(conf, "select count(*) from TXN_COMPONENTS where TC_OPERATION_TYPE='i'");
    Assert.assertEquals(TestTxnDbUtil.queryToString(conf, "select * from TXN_COMPONENTS"), 0, count);
}

Example 4 with HiveStreamingConnection

use of org.apache.hive.streaming.HiveStreamingConnection in project hive by apache.

the class TestCompactor method testCleanAbortCompactAfter1stCommitAbort.

@Test
public void testCleanAbortCompactAfter1stCommitAbort() throws Exception {
    String dbName = "default";
    String tblName = "cws";
    HiveStreamingConnection connection = prepareTableAndConnection(dbName, tblName, 2);
    connection.beginTransaction();
    connection.write("1,1".getBytes());
    connection.write("2,2".getBytes());
    connection.abortTransaction();
    connection.beginTransaction();
    connection.write("3,2".getBytes());
    connection.write("3,3".getBytes());
    connection.commitTransaction();
    assertAndCompactCleanAbort(dbName, tblName, true, true);
    connection.close();
}

Example 5 with HiveStreamingConnection

use of org.apache.hive.streaming.HiveStreamingConnection in project hive by apache.

the class TestCompactor method testHeartbeatShutdownOnFailedCompaction.

@Test
public void testHeartbeatShutdownOnFailedCompaction() throws Exception {
    String dbName = "default";
    String tblName = "compaction_test";
    executeStatementOnDriver("drop table if exists " + tblName, driver);
    executeStatementOnDriver("CREATE TABLE " + tblName + "(a INT, b STRING) " + " PARTITIONED BY(bkt INT)" + // currently ACID requires table to be bucketed
    " CLUSTERED BY(a) INTO 4 BUCKETS" + " STORED AS ORC  TBLPROPERTIES ('transactional'='true')", driver);
    StrictDelimitedInputWriter writer = StrictDelimitedInputWriter.newBuilder().withFieldDelimiter(',').build();
    HiveStreamingConnection connection = HiveStreamingConnection.newBuilder().withDatabase(dbName).withTable(tblName).withStaticPartitionValues(Arrays.asList("0")).withAgentInfo("UT_" + Thread.currentThread().getName()).withHiveConf(conf).withRecordWriter(writer).connect();
    connection.beginTransaction();
    connection.write("55, 'London'".getBytes());
    connection.commitTransaction();
    connection.beginTransaction();
    connection.write("56, 'Paris'".getBytes());
    connection.commitTransaction();
    connection.close();
    executeStatementOnDriver("INSERT INTO TABLE " + tblName + " PARTITION(bkt=1)" + " values(57, 'Budapest')", driver);
    executeStatementOnDriver("INSERT INTO TABLE " + tblName + " PARTITION(bkt=1)" + " values(58, 'Milano')", driver);
    execSelectAndDumpData("select * from " + tblName, driver, "Dumping data for " + tblName + " after load:");
    TxnStore txnHandler = TxnUtils.getTxnStore(conf);
    // Commit will throw an exception
    IMetaStoreClient mockedClient = Mockito.spy(new HiveMetaStoreClient(conf));
    doThrow(new RuntimeException("Simulating RuntimeException from CompactionTxn.commit")).when(mockedClient).commitTxn(Mockito.anyLong());
    doAnswer(invocation -> {
        Object o = invocation.callRealMethod();
        // Check if the heartbeating is running
        Assert.assertTrue(Thread.getAllStackTraces().keySet().stream().anyMatch(k -> k.getName().contains("CompactionTxn Heartbeater")));
        return o;
    }).when(mockedClient).openTxn(any(), any());
    // Do a major compaction
    CompactionRequest rqst = new CompactionRequest(dbName, tblName, CompactionType.MAJOR);
    rqst.setPartitionname("bkt=0");
    txnHandler.compact(rqst);
    Worker worker = Mockito.spy(new Worker());
    worker.setThreadId((int) worker.getId());
    worker.setConf(conf);
    worker.init(new AtomicBoolean(true));
    FieldSetter.setField(worker, RemoteCompactorThread.class.getDeclaredField("msc"), mockedClient);
    worker.run();
    // Check if the transaction was opened
    verify(mockedClient, times(1)).openTxn(any(), any());
    // Check if the heartbeating is properly terminated
    Assert.assertTrue(Thread.getAllStackTraces().keySet().stream().noneMatch(k -> k.getName().contains("CompactionTxn Heartbeater")));
}