Examples with TransactionManager io.prestosql.transaction.TransactionManager used on opensource projects

Example 26 with TransactionManager

use of io.prestosql.transaction.TransactionManager in project hetu-core by openlookeng.

the class TestDeallocateTask method executeDeallocate.

private Set<String> executeDeallocate(String statementName, String sqlString, Session session) {
    TransactionManager transactionManager = createTestTransactionManager();
    AccessControl accessControl = new AccessControlManager(transactionManager);
    QueryStateMachine stateMachine = QueryStateMachine.begin(sqlString, Optional.empty(), session, URI.create("fake://uri"), new ResourceGroupId("test"), new NoOpResourceGroupManager(), false, transactionManager, accessControl, executor, metadata, WarningCollector.NOOP);
    Deallocate deallocate = new Deallocate(new Identifier(statementName));
    new DeallocateTask().execute(deallocate, transactionManager, metadata, new AllowAllAccessControl(), stateMachine, emptyList(), new HeuristicIndexerManager(new FileSystemClientManager(), new HetuMetaStoreManager()));
    return stateMachine.getDeallocatedPreparedStatements();
}

Example 27 with TransactionManager

use of io.prestosql.transaction.TransactionManager in project hetu-core by openlookeng.

the class TestQueryStateMachine method createQueryStateMachineWithTicker.

private QueryStateMachine createQueryStateMachineWithTicker(Ticker ticker) {
    Metadata metadata = createTestMetadataManager();
    TransactionManager transactionManager = createTestTransactionManager();
    AccessControl accessControl = new AccessControlManager(transactionManager);
    QueryStateMachine stateMachine = QueryStateMachine.beginWithTicker(QUERY, Optional.empty(), TEST_SESSION, LOCATION, new ResourceGroupId("test"), new NoOpResourceGroupManager(), false, transactionManager, accessControl, executor, ticker, metadata, WarningCollector.NOOP);
    stateMachine.setInputs(INPUTS);
    stateMachine.setOutput(OUTPUT);
    stateMachine.setColumns(OUTPUT_FIELD_NAMES, OUTPUT_FIELD_TYPES);
    stateMachine.setUpdateType(UPDATE_TYPE);
    stateMachine.setMemoryPool(MEMORY_POOL);
    for (Entry<String, String> entry : SET_SESSION_PROPERTIES.entrySet()) {
        stateMachine.addSetSessionProperties(entry.getKey(), entry.getValue());
    }
    RESET_SESSION_PROPERTIES.forEach(stateMachine::addResetSessionProperties);
    return stateMachine;
}

Example 28 with TransactionManager

use of io.prestosql.transaction.TransactionManager in project hetu-core by openlookeng.

the class TestRollbackTask method testRollback.

@Test
public void testRollback() {
    TransactionManager transactionManager = createTestTransactionManager();
    Session session = sessionBuilder().setTransactionId(transactionManager.beginTransaction(false)).build();
    QueryStateMachine stateMachine = createQueryStateMachine("ROLLBACK", session, transactionManager);
    assertTrue(stateMachine.getSession().getTransactionId().isPresent());
    assertEquals(transactionManager.getAllTransactionInfos().size(), 1);
    getFutureValue(new RollbackTask().execute(new Rollback(), transactionManager, metadata, new AllowAllAccessControl(), stateMachine, emptyList(), new HeuristicIndexerManager(new FileSystemClientManager(), new HetuMetaStoreManager())));
    assertTrue(stateMachine.getQueryInfo(Optional.empty()).isClearTransactionId());
    assertFalse(stateMachine.getQueryInfo(Optional.empty()).getStartedTransactionId().isPresent());
    assertTrue(transactionManager.getAllTransactionInfos().isEmpty());
}

Example 29 with TransactionManager

use of io.prestosql.transaction.TransactionManager in project hetu-core by openlookeng.

the class TestStartTransactionTask method testStartTransaction.

@Test
public void testStartTransaction() {
    Session session = sessionBuilder().setClientTransactionSupport().build();
    TransactionManager transactionManager = createTestTransactionManager();
    QueryStateMachine stateMachine = createQueryStateMachine("START TRANSACTION", session, transactionManager);
    assertFalse(stateMachine.getSession().getTransactionId().isPresent());
    getFutureValue(new StartTransactionTask().execute(new StartTransaction(ImmutableList.of()), transactionManager, metadata, new AllowAllAccessControl(), stateMachine, emptyList(), new HeuristicIndexerManager(new FileSystemClientManager(), new HetuMetaStoreManager())));
    assertFalse(stateMachine.getQueryInfo(Optional.empty()).isClearTransactionId());
    assertTrue(stateMachine.getQueryInfo(Optional.empty()).getStartedTransactionId().isPresent());
    assertEquals(transactionManager.getAllTransactionInfos().size(), 1);
    TransactionInfo transactionInfo = transactionManager.getTransactionInfo(stateMachine.getQueryInfo(Optional.empty()).getStartedTransactionId().get());
    assertFalse(transactionInfo.isAutoCommitContext());
}

Example 30 with TransactionManager

use of io.prestosql.transaction.TransactionManager in project hetu-core by openlookeng.

the class TestStartTransactionTask method testStartTransactionExplicitModes.

@Test
public void testStartTransactionExplicitModes() {
    Session session = sessionBuilder().setClientTransactionSupport().build();
    TransactionManager transactionManager = createTestTransactionManager();
    QueryStateMachine stateMachine = createQueryStateMachine("START TRANSACTION", session, transactionManager);
    assertFalse(stateMachine.getSession().getTransactionId().isPresent());
    getFutureValue(new StartTransactionTask().execute(new StartTransaction(ImmutableList.of(new Isolation(Isolation.Level.SERIALIZABLE), new TransactionAccessMode(true))), transactionManager, metadata, new AllowAllAccessControl(), stateMachine, emptyList(), new HeuristicIndexerManager(new FileSystemClientManager(), new HetuMetaStoreManager())));
    assertFalse(stateMachine.getQueryInfo(Optional.empty()).isClearTransactionId());
    assertTrue(stateMachine.getQueryInfo(Optional.empty()).getStartedTransactionId().isPresent());
    assertEquals(transactionManager.getAllTransactionInfos().size(), 1);
    TransactionInfo transactionInfo = transactionManager.getTransactionInfo(stateMachine.getQueryInfo(Optional.empty()).getStartedTransactionId().get());
    assertEquals(transactionInfo.getIsolationLevel(), IsolationLevel.SERIALIZABLE);
    assertTrue(transactionInfo.isReadOnly());
    assertFalse(transactionInfo.isAutoCommitContext());
}