Examples with StatementExecutionResult herddb.model.StatementExecutionResult used on opensource projects

Example 16 with StatementExecutionResult

use of herddb.model.StatementExecutionResult in project herddb by diennea.

the class BookieNotAvailableTest method testBookieNotAvailableDuringTransaction.

@Test
public void testBookieNotAvailableDuringTransaction() throws Exception {
    ServerConfiguration serverconfig_1 = newServerConfigurationWithAutoPort(folder.newFolder().toPath());
    serverconfig_1.set(ServerConfiguration.PROPERTY_NODEID, "server1");
    serverconfig_1.set(ServerConfiguration.PROPERTY_MODE, ServerConfiguration.PROPERTY_MODE_CLUSTER);
    serverconfig_1.set(ServerConfiguration.PROPERTY_ZOOKEEPER_ADDRESS, testEnv.getAddress());
    serverconfig_1.set(ServerConfiguration.PROPERTY_ZOOKEEPER_PATH, testEnv.getPath());
    serverconfig_1.set(ServerConfiguration.PROPERTY_ZOOKEEPER_SESSIONTIMEOUT, testEnv.getTimeout());
    serverconfig_1.set(ServerConfiguration.PROPERTY_ENFORCE_LEADERSHIP, false);
    try (Server server = new Server(serverconfig_1)) {
        server.start();
        server.waitForStandaloneBoot();
        Table table = Table.builder().name("t1").column("c", ColumnTypes.INTEGER).primaryKey("c").build();
        // create table is done out of the transaction (this is very like autocommit=true)
        server.getManager().executeStatement(new CreateTableStatement(table), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        StatementExecutionResult executeStatement = server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 1)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.AUTOTRANSACTION_TRANSACTION);
        long transactionId = executeStatement.transactionId;
        server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
        server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 3)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
        TableSpaceManager tableSpaceManager = server.getManager().getTableSpaceManager(TableSpace.DEFAULT);
        BookkeeperCommitLog log = (BookkeeperCommitLog) tableSpaceManager.getLog();
        long ledgerId = log.getLastSequenceNumber().ledgerId;
        assertTrue(ledgerId >= 0);
        Transaction transaction = tableSpaceManager.getTransactions().stream().filter(t -> t.transactionId == transactionId).findFirst().get();
        // Transaction will synch, so every addEntry will be acked, but will not be "confirmed" yet
        transaction.sync();
        try (DataScanner scan = scan(server.getManager(), "select * from t1", Collections.emptyList(), new TransactionContext(transactionId))) {
            assertEquals(3, scan.consume().size());
        }
        try (DataScanner scan = scan(server.getManager(), "select * from t1", Collections.emptyList(), TransactionContext.NO_TRANSACTION)) {
            // no record, but the table exists!
            assertEquals(0, scan.consume().size());
        }
        // we do not want auto-recovery
        server.getManager().setActivatorPauseStatus(true);
        BookieId bookieAddr = testEnv.stopBookie();
        // transaction will continue and see the failure only the time of the commit
        try {
            server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 4)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
            // this will piggyback the LAC for the transaction
            System.out.println("Insert of c,4 OK");
        } catch (StatementExecutionException expected) {
            System.out.println("Insert of c,4 failed " + expected);
            // in can happen that the log gets closed
            assertEquals(herddb.log.LogNotAvailableException.class, expected.getCause().getClass());
        }
        try {
            server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 5)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
            // this will piggyback the LAC for the transaction
            System.out.println("Insert of c,5 OK");
        } catch (StatementExecutionException expected) {
            System.out.println("Insert of c,5 failed " + expected);
            // in can happen that the log gets closed
            assertEquals(herddb.log.LogNotAvailableException.class, expected.getCause().getClass());
        }
        try {
            server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 6)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
            // this will piggyback the LAC for the transaction
            System.out.println("Insert of c,6 OK");
        } catch (StatementExecutionException expected) {
            System.out.println("Insert of c,6 failed " + expected);
            // in can happen that the log gets closed
            assertEquals(herddb.log.LogNotAvailableException.class, expected.getCause().getClass());
        }
        try {
            server.getManager().executeStatement(new CommitTransactionStatement(TableSpace.DEFAULT, transactionId), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
            // this will fail alweays
            fail();
        } catch (StatementExecutionException expected) {
            System.out.println("Commit failed as expected:" + expected);
        }
        testEnv.startStoppedBookie(bookieAddr);
        while (true) {
            System.out.println("status leader:" + tableSpaceManager.isLeader() + " failed:" + tableSpaceManager.isFailed());
            if (tableSpaceManager.isFailed()) {
                break;
            }
            Thread.sleep(100);
        }
        try (BookKeeper bk = createBookKeeper();
            LedgerHandle handle = bk.openLedgerNoRecovery(ledgerId, BookKeeper.DigestType.CRC32C, "herddb".getBytes(StandardCharsets.UTF_8))) {
            BookKeeperAdmin admin = new BookKeeperAdmin(bk);
            try {
                LedgerMetadata ledgerMetadata = admin.getLedgerMetadata(handle);
                System.out.println("current ledger metadata before recovery: " + ledgerMetadata);
            } finally {
                admin.close();
            }
        }
        server.getManager().setActivatorPauseStatus(false);
        server.getManager().triggerActivator(ActivatorRunRequest.TABLESPACEMANAGEMENT);
        while (true) {
            TableSpaceManager tableSpaceManager_after_failure = server.getManager().getTableSpaceManager(TableSpace.DEFAULT);
            System.out.println("tableSpaceManager_after_failure:" + tableSpaceManager_after_failure);
            System.out.println("tableSpaceManager:" + tableSpaceManager);
            if (tableSpaceManager_after_failure != null && tableSpaceManager_after_failure != tableSpaceManager) {
                break;
            }
            Thread.sleep(1000);
            server.getManager().triggerActivator(ActivatorRunRequest.TABLESPACEMANAGEMENT);
        }
        TableSpaceManager tableSpaceManager_after_failure = server.getManager().getTableSpaceManager(TableSpace.DEFAULT);
        Assert.assertNotNull(tableSpaceManager_after_failure);
        assertNotSame(tableSpaceManager_after_failure, tableSpaceManager);
        assertTrue(!tableSpaceManager_after_failure.isFailed());
        // the insert should succeed because the trasaction has been rolledback automatically
        server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 4)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        try (DataScanner scan = scan(server.getManager(), "select * from t1", Collections.emptyList())) {
            assertEquals(1, scan.consume().size());
        }
    }
}

Example 17 with StatementExecutionResult

use of herddb.model.StatementExecutionResult in project herddb by diennea.

the class FencingTest method testFencingDuringTransaction.

@Test
public void testFencingDuringTransaction() throws Exception {
    ServerConfiguration serverconfig_1 = newServerConfigurationWithAutoPort(folder.newFolder().toPath());
    serverconfig_1.set(ServerConfiguration.PROPERTY_NODEID, "server1");
    serverconfig_1.set(ServerConfiguration.PROPERTY_MODE, ServerConfiguration.PROPERTY_MODE_CLUSTER);
    serverconfig_1.set(ServerConfiguration.PROPERTY_ZOOKEEPER_ADDRESS, testEnv.getAddress());
    serverconfig_1.set(ServerConfiguration.PROPERTY_ZOOKEEPER_PATH, testEnv.getPath());
    serverconfig_1.set(ServerConfiguration.PROPERTY_ZOOKEEPER_SESSIONTIMEOUT, testEnv.getTimeout());
    serverconfig_1.set(ServerConfiguration.PROPERTY_ENFORCE_LEADERSHIP, false);
    ServerConfiguration serverconfig_2 = serverconfig_1.copy().set(ServerConfiguration.PROPERTY_NODEID, "server2").set(ServerConfiguration.PROPERTY_BASEDIR, folder.newFolder().toPath().toAbsolutePath());
    try (Server server = new Server(serverconfig_1)) {
        server.start();
        server.waitForStandaloneBoot();
        Table table = Table.builder().name("t1").column("c", ColumnTypes.INTEGER).primaryKey("c").build();
        server.getManager().executeStatement(new CreateTableStatement(table), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        StatementExecutionResult executeStatement = server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 1)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.AUTOTRANSACTION_TRANSACTION);
        long transactionId = executeStatement.transactionId;
        server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
        server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 3)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
        TableSpaceManager tableSpaceManager = server.getManager().getTableSpaceManager(TableSpace.DEFAULT);
        BookkeeperCommitLog log = (BookkeeperCommitLog) tableSpaceManager.getLog();
        long ledgerId = log.getLastSequenceNumber().ledgerId;
        assertTrue(ledgerId >= 0);
        // we do not want auto-recovery
        server.getManager().setActivatorPauseStatus(true);
        try (BookKeeper bk = createBookKeeper()) {
            try (LedgerHandle fenceLedger = bk.openLedger(ledgerId, BookKeeper.DigestType.CRC32C, "herddb".getBytes(StandardCharsets.UTF_8))) {
            }
        }
        // transaction will continue and see the failure only the time of the commit
        server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 4)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
        server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 5)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
        server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 6)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
        try {
            server.getManager().executeStatement(new CommitTransactionStatement(TableSpace.DEFAULT, transactionId), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
            fail();
        } catch (StatementExecutionException expected) {
        }
        while (true) {
            System.out.println("status leader:" + tableSpaceManager.isLeader() + " failed:" + tableSpaceManager.isFailed());
            if (tableSpaceManager.isFailed()) {
                break;
            }
            Thread.sleep(100);
        }
        server.getManager().setActivatorPauseStatus(false);
        server.getManager().triggerActivator(ActivatorRunRequest.TABLESPACEMANAGEMENT);
        while (true) {
            TableSpaceManager tableSpaceManager_after_failure = server.getManager().getTableSpaceManager(TableSpace.DEFAULT);
            System.out.println("tableSpaceManager_after_failure:" + tableSpaceManager_after_failure);
            System.out.println("tableSpaceManager:" + tableSpaceManager);
            if (tableSpaceManager_after_failure != null && tableSpaceManager_after_failure != tableSpaceManager) {
                break;
            }
            Thread.sleep(1000);
            server.getManager().triggerActivator(ActivatorRunRequest.TABLESPACEMANAGEMENT);
        }
        TableSpaceManager tableSpaceManager_after_failure = server.getManager().getTableSpaceManager(TableSpace.DEFAULT);
        Assert.assertNotNull(tableSpaceManager_after_failure);
        assertNotSame(tableSpaceManager_after_failure, tableSpaceManager);
        assertTrue(!tableSpaceManager_after_failure.isFailed());
        server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 4)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        try (DataScanner scan = scan(server.getManager(), "select * from t1", Collections.emptyList())) {
            assertEquals(1, scan.consume().size());
        }
    }
}

Example 18 with StatementExecutionResult

use of herddb.model.StatementExecutionResult in project herddb by diennea.

the class IndexCreationTest method caseSensitivity.

@Test
public void caseSensitivity() throws Exception {
    String nodeId = "localhost";
    try (DBManager manager = new DBManager("localhost", new MemoryMetadataStorageManager(), new MemoryDataStorageManager(), new MemoryCommitLogManager(), null, null)) {
        manager.start();
        CreateTableSpaceStatement st1 = new CreateTableSpaceStatement("tbl1", Collections.singleton(nodeId), nodeId, 1, 0, 0);
        manager.executeStatement(st1, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.waitForTablespace("tbl1", 10000);
        // Table create uppercase, index create uppercase
        {
            execute(manager, "CREATE TABLE tbl1.TABLE_1 (TABLE_ID BIGINT NOT NULL, FIELD INT NOT NULL, PRIMARY KEY (TABLE_ID))", Collections.emptyList());
            execute(manager, "CREATE INDEX TABLE_1_INDEX ON tbl1.TABLE_1(TABLE_ID,FIELD)", Collections.emptyList());
        }
        // Table create lowercase, index create lowercase
        {
            execute(manager, "CREATE TABLE tbl1.table_2 (TABLE_ID BIGINT NOT NULL, FIELD INT NOT NULL, PRIMARY KEY (TABLE_ID))", Collections.emptyList());
            execute(manager, "CREATE INDEX table_2_index ON tbl1.table_2(TABLE_ID,FIELD)", Collections.emptyList());
        }
        // Table create uppercase, index create lowercase
        {
            execute(manager, "CREATE TABLE tbl1.TABLE_3 (TABLE_ID BIGINT NOT NULL, FIELD INT NOT NULL, PRIMARY KEY (TABLE_ID))", Collections.emptyList());
            execute(manager, "CREATE INDEX TABLE_3_INDEX ON tbl1.table_3(TABLE_ID,FIELD)", Collections.emptyList());
        }
        // Table create lowercase, index create uppercase
        {
            execute(manager, "CREATE TABLE tbl1.table_4 (TABLE_ID BIGINT NOT NULL, FIELD INT NOT NULL, PRIMARY KEY (TABLE_ID))", Collections.emptyList());
            execute(manager, "CREATE INDEX table_4_index ON tbl1.TABLE_4(TABLE_ID,FIELD)", Collections.emptyList());
        }
        // create index and table with one single statement
        execute(manager, "CREATE TABLE tbl1.table_5 (TABLE_ID BIGINT NOT NULL," + "FIELD STRING NOT NULL," + // single unique column
        "SECONDFIELD TIMESTAMP UNIQUE," + "PRIMARY KEY (TABLE_ID)," + "INDEX t5index(field)," + "KEY t5index2(field,secondfield)," + // we don't support "UNIQUE INDEX", but "UNIQUE KEY"
        "UNIQUE KEY index5u(field,table_id)" + ")", Collections.emptyList());
        Map<String, AbstractIndexManager> indexesOnTable = manager.getTableSpaceManager("tbl1").getIndexesOnTable("table_5");
        assertFalse(indexesOnTable.get("t5index").isUnique());
        assertEquals(ColumnTypes.NOTNULL_STRING, indexesOnTable.get("t5index").getIndex().columnByName.get("field").type);
        assertFalse(indexesOnTable.get("t5index2").isUnique());
        assertEquals(ColumnTypes.NOTNULL_STRING, indexesOnTable.get("t5index2").getIndex().columnByName.get("field").type);
        assertEquals(ColumnTypes.TIMESTAMP, indexesOnTable.get("t5index2").getIndex().columnByName.get("secondfield").type);
        assertTrue(indexesOnTable.get("index5u").isUnique());
        assertEquals(ColumnTypes.NOTNULL_STRING, indexesOnTable.get("index5u").getIndex().columnByName.get("field").type);
        assertEquals(ColumnTypes.NOTNULL_LONG, indexesOnTable.get("index5u").getIndex().columnByName.get("table_id").type);
        assertTrue(indexesOnTable.get("table_5_unique_secondfield").isUnique());
        assertEquals(ColumnTypes.TIMESTAMP, indexesOnTable.get("table_5_unique_secondfield").getIndex().columnByName.get("secondfield").type);
        assertEquals("Missing some index " + indexesOnTable.keySet(), 4, indexesOnTable.size());
        // create index and table with one single statement, in transaction
        StatementExecutionResult execute = execute(manager, "CREATE TABLE tbl1.table_6 (TABLE_ID BIGINT NOT NULL," + "FIELD STRING NOT NULL," + // single unique column
        "SECONDFIELD TIMESTAMP UNIQUE," + "PRIMARY KEY (TABLE_ID)," + "INDEX t6index(field)," + "KEY t6index2(field,secondfield)," + // we don't support "UNIQUE INDEX", but "UNIQUE KEY"
        "UNIQUE KEY index6u(field,table_id)" + ")", Collections.emptyList(), TransactionContext.AUTOTRANSACTION_TRANSACTION);
        long tx = execute.transactionId;
        indexesOnTable = manager.getTableSpaceManager("tbl1").getIndexesOnTable("table_6");
        assertFalse(indexesOnTable.get("t6index").isUnique());
        assertEquals(ColumnTypes.NOTNULL_STRING, indexesOnTable.get("t6index").getIndex().columnByName.get("field").type);
        assertFalse(indexesOnTable.get("t6index2").isUnique());
        assertEquals(ColumnTypes.NOTNULL_STRING, indexesOnTable.get("t6index2").getIndex().columnByName.get("field").type);
        assertEquals(ColumnTypes.TIMESTAMP, indexesOnTable.get("t6index2").getIndex().columnByName.get("secondfield").type);
        assertTrue(indexesOnTable.get("index6u").isUnique());
        assertEquals(ColumnTypes.NOTNULL_STRING, indexesOnTable.get("index6u").getIndex().columnByName.get("field").type);
        assertEquals(ColumnTypes.NOTNULL_LONG, indexesOnTable.get("index6u").getIndex().columnByName.get("table_id").type);
        assertTrue(indexesOnTable.get("table_6_unique_secondfield").isUnique());
        assertEquals(ColumnTypes.TIMESTAMP, indexesOnTable.get("table_6_unique_secondfield").getIndex().columnByName.get("secondfield").type);
        assertEquals("Missing some index " + indexesOnTable.keySet(), 4, indexesOnTable.size());
        TestUtils.commitTransaction(manager, "tbl1", tx);
    }
}

Example 19 with StatementExecutionResult

use of herddb.model.StatementExecutionResult in project herddb by diennea.

the class TableSpaceManager method executeStatement.

public StatementExecutionResult executeStatement(Statement statement, StatementEvaluationContext context, TransactionContext transactionContext) throws StatementExecutionException {
    boolean rollbackOnError = false;
    /* Do not autostart transaction on alter table statements */
    if (transactionContext.transactionId == TransactionContext.AUTOTRANSACTION_ID && statement.supportsTransactionAutoCreate()) {
        StatementExecutionResult newTransaction = beginTransaction();
        transactionContext = new TransactionContext(newTransaction.transactionId);
        rollbackOnError = true;
    }
    Transaction transaction = transactions.get(transactionContext.transactionId);
    if (transaction != null && !transaction.tableSpace.equals(tableSpaceName)) {
        throw new StatementExecutionException("transaction " + transaction.transactionId + " is for tablespace " + transaction.tableSpace + ", not for " + tableSpaceName);
    }
    if (transactionContext.transactionId > 0 && transaction == null) {
        throw new StatementExecutionException("transaction " + transactionContext.transactionId + " not found on tablespace " + tableSpaceName);
    }
    try {
        if (statement instanceof TableAwareStatement) {
            return executeTableAwareStatement(statement, transaction, context);
        }
        if (statement instanceof SQLPlannedOperationStatement) {
            return executePlannedOperationStatement(statement, transactionContext, context);
        }
        if (statement instanceof BeginTransactionStatement) {
            if (transaction != null) {
                throw new IllegalArgumentException("transaction already started");
            }
            return beginTransaction();
        }
        if (statement instanceof RollbackTransactionStatement) {
            return rollbackTransaction((RollbackTransactionStatement) statement);
        }
        if (statement instanceof CommitTransactionStatement) {
            return commitTransaction((CommitTransactionStatement) statement);
        }
        if (statement instanceof CreateTableStatement) {
            return createTable((CreateTableStatement) statement, transaction);
        }
        if (statement instanceof CreateIndexStatement) {
            return createIndex((CreateIndexStatement) statement, transaction);
        }
        if (statement instanceof DropTableStatement) {
            return dropTable((DropTableStatement) statement, transaction);
        }
        if (statement instanceof DropIndexStatement) {
            return dropIndex((DropIndexStatement) statement, transaction);
        }
        if (statement instanceof AlterTableStatement) {
            return alterTable((AlterTableStatement) statement, transactionContext);
        }
        throw new StatementExecutionException("unsupported statement " + statement);
    } catch (StatementExecutionException error) {
        if (rollbackOnError) {
            rollbackTransaction(new RollbackTransactionStatement(tableSpaceName, transactionContext.transactionId));
        }
        throw error;
    }
}

Example 20 with StatementExecutionResult

use of herddb.model.StatementExecutionResult in project herddb by diennea.

the class DBManager method executeJoinedScansPlan.

private StatementExecutionResult executeJoinedScansPlan(List<DataScanner> scanResults, StatementEvaluationContext context, TransactionContext transactionContext, ExecutionPlan plan) throws StatementExecutionException {
    try {
        List<Column> composedSchema = new ArrayList<>();
        for (DataScanner ds : scanResults) {
            composedSchema.addAll(Arrays.asList(ds.getSchema()));
        }
        Column[] finalSchema = new Column[composedSchema.size()];
        composedSchema.toArray(finalSchema);
        String[] finalSchemaFieldNames = Column.buildFieldNamesList(finalSchema);
        MaterializedRecordSet finalResultSet = recordSetFactory.createRecordSet(finalSchemaFieldNames, finalSchema);
        DataScannerJoinExecutor joinExecutor;
        if (plan.joinProjection != null) {
            if (plan.joinFilter != null) {
                TuplePredicate joinFilter = plan.joinFilter;
                joinExecutor = new DataScannerJoinExecutor(finalSchemaFieldNames, finalSchema, scanResults, t -> {
                    if (joinFilter.matches(t, context)) {
                        finalResultSet.add(plan.joinProjection.map(t, context));
                    }
                });
            } else {
                joinExecutor = new DataScannerJoinExecutor(finalSchemaFieldNames, finalSchema, scanResults, t -> {
                    finalResultSet.add(plan.joinProjection.map(t, context));
                });
            }
        } else {
            if (plan.joinFilter != null) {
                TuplePredicate joinFilter = plan.joinFilter;
                joinExecutor = new DataScannerJoinExecutor(finalSchemaFieldNames, finalSchema, scanResults, t -> {
                    if (joinFilter.matches(t, context)) {
                        finalResultSet.add(t);
                    }
                });
            } else {
                joinExecutor = new DataScannerJoinExecutor(finalSchemaFieldNames, finalSchema, scanResults, t -> {
                    finalResultSet.add(t);
                });
            }
        }
        joinExecutor.executeJoin();
        finalResultSet.writeFinished();
        finalResultSet.sort(plan.comparator);
        finalResultSet.applyLimits(plan.limits, context);
        return new ScanResult(transactionContext.transactionId, new SimpleDataScanner(transactionContext.transactionId, finalResultSet));
    } catch (DataScannerException err) {
        throw new StatementExecutionException(err);
    }
}