Examples with DMLResult herddb.client.DMLResult used on opensource projects

Example 1 with DMLResult

use of herddb.client.DMLResult in project herddb by diennea.

the class HerdDBStatement method executeLargeUpdateImpl.

private long executeLargeUpdateImpl(String sql, boolean returnValues) throws SQLException {
    try {
        parent.discoverTableSpace(sql);
        DMLResult result = parent.getConnection().executeUpdate(parent.getTableSpace(), sql, parent.ensureTransaction(), returnValues, false, Collections.emptyList());
        parent.bindToTransaction(result.transactionId);
        lastUpdateCount = result.updateCount;
        lastKey = result.key;
        return lastUpdateCount;
    } catch (ClientSideMetadataProviderException | HDBException err) {
        throw SQLExceptionUtils.wrapException(err);
    }
}

Example 2 with DMLResult

use of herddb.client.DMLResult in project herddb by diennea.

the class HistoryChangelogTest method test.

@Test
@Ignore
public void test() throws Exception {
    Path baseDir = folder.newFolder().toPath();
    ServerConfiguration serverConfiguration = newServerConfigurationWithAutoPort(baseDir);
    serverConfiguration.set(ServerConfiguration.PROPERTY_MAX_LOGICAL_PAGE_SIZE, 10 * 1024);
    serverConfiguration.set(ServerConfiguration.PROPERTY_MAX_DATA_MEMORY, 1024 * 1024);
    serverConfiguration.set(ServerConfiguration.PROPERTY_MAX_PK_MEMORY, 1024 * 1024);
    serverConfiguration.set(ServerConfiguration.PROPERTY_CHECKPOINT_PERIOD, 0);
    serverConfiguration.set(ServerConfiguration.PROPERTY_DATADIR, folder.newFolder().getAbsolutePath());
    serverConfiguration.set(ServerConfiguration.PROPERTY_LOGDIR, folder.newFolder().getAbsolutePath());
    ConcurrentSkipListSet<Long> doneElements = new ConcurrentSkipListSet<>();
    ConcurrentHashMap<Long, Element> elements = new ConcurrentHashMap<>();
    try (Server server = new Server(serverConfiguration)) {
        server.start();
        server.waitForStandaloneBoot();
        ClientConfiguration clientConfiguration = new ClientConfiguration(folder.newFolder().toPath());
        try (HDBClient client = new HDBClient(clientConfiguration);
            HDBConnection connection = client.openConnection()) {
            client.setClientSideMetadataProvider(new StaticClientSideMetadataProvider(server));
            long resultCreateTable = connection.executeUpdate(TableSpace.DEFAULT, "CREATE TABLE mytable (id long primary key, hid long, status integer)", 0, false, true, Collections.emptyList()).updateCount;
            Assert.assertEquals(1, resultCreateTable);
            long resultCreateTableHistory = connection.executeUpdate(TableSpace.DEFAULT, "CREATE TABLE history (id long, hid long, status integer, primary key (id,hid) )", 0, false, true, Collections.emptyList()).updateCount;
            Assert.assertEquals(1, resultCreateTableHistory);
            long tx = connection.beginTransaction(TableSpace.DEFAULT);
            for (long i = 0; i < TABLESIZE; i++) {
                int status = 0;
                connection.executeUpdate(TableSpace.DEFAULT, "INSERT INTO mytable (id,hid,status) values(?,?,?)", tx, false, true, Arrays.asList(i, 0, status));
                elements.put(i, new Element(0, status));
            }
            connection.commitTransaction(TableSpace.DEFAULT, tx);
            ExecutorService threadPool = Executors.newFixedThreadPool(THREADPOLSIZE);
            try {
                List<Future> futures = new ArrayList<>();
                AtomicLong updates = new AtomicLong();
                for (int i = 0; i < TABLESIZE * MULTIPLIER; i++) {
                    futures.add(threadPool.submit(new Runnable() {

                        @Override
                        public void run() {
                            try {
                                long id = ThreadLocalRandom.current().nextInt(TABLESIZE);
                                doneElements.add(id);
                                Element element = elements.remove(id);
                                if (element == null) {
                                    return;
                                }
                                int new_status = element.status + 1;
                                long next_hid = element.hid + 1;
                                long transactionId;
                                updates.incrementAndGet();
                                DMLResult updateResult = connection.executeUpdate(TableSpace.DEFAULT, "UPDATE mytable set hid=?,status=? WHERE id=?", TransactionContext.AUTOTRANSACTION_ID, false, true, Arrays.asList(next_hid, new_status, id));
                                transactionId = updateResult.transactionId;
                                if (updateResult.updateCount <= 0) {
                                    throw new RuntimeException("not updated ?");
                                }
                                DMLResult insertResult = connection.executeUpdate(TableSpace.DEFAULT, "INSERT INTO history (id,hid,status) values (?,?,?)", transactionId, false, true, Arrays.asList(id, next_hid, new_status));
                                if (insertResult.updateCount <= 0) {
                                    throw new RuntimeException("not inserted ?");
                                }
                                connection.commitTransaction(TableSpace.DEFAULT, transactionId);
                                // make the element available again
                                elements.put(id, new Element(new_status, next_hid));
                            } catch (Exception err) {
                                err.printStackTrace();
                                throw new RuntimeException(err);
                            }
                        }
                    }));
                }
                for (Future f : futures) {
                    f.get();
                }
                System.out.println("stats::updates:" + updates);
                assertTrue(updates.get() > 0);
                TableManagerStats stats = server.getManager().getTableSpaceManager(TableSpace.DEFAULT).getTableManager("mytable").getStats();
                System.out.println("stats::tablesize:" + stats.getTablesize());
                System.out.println("stats::dirty records:" + stats.getDirtyrecords());
                System.out.println("stats::unload count:" + stats.getUnloadedPagesCount());
                System.out.println("stats::load count:" + stats.getLoadedPagesCount());
                System.out.println("stats::buffers used mem:" + stats.getBuffersUsedMemory());
                assertEquals(TABLESIZE, stats.getTablesize());
                for (Map.Entry<Long, Element> entry : elements.entrySet()) {
                    {
                        GetResult res = connection.executeGet(TableSpace.DEFAULT, "SELECT status,hid FROM mytable where id=?", TransactionContext.NOTRANSACTION_ID, true, Arrays.asList(entry.getKey()));
                        assertNotNull(res.data);
                        assertEquals(entry.getValue().status, res.data.get(RawString.of("status")));
                        assertEquals(entry.getValue().hid, res.data.get(RawString.of("hid")));
                    }
                    if (doneElements.contains(entry.getKey())) {
                        ScanResultSet res = connection.executeScan(TableSpace.DEFAULT, "SELECT id, status, hid, (SELECT MAX(hid) as mm  from history where history.id=mytable.id) as maxhid " + "FROM mytable where id=?", true, Arrays.asList(entry.getKey()), TransactionContext.NOTRANSACTION_ID, -1, 10000, true);
                        List<Map<String, Object>> consume = res.consume();
                        assertEquals(1, consume.size());
                        Map<String, Object> data = consume.get(0);
                        System.out.println("data:" + data);
                        assertEquals(entry.getValue().status, data.get("status"));
                        assertEquals(entry.getValue().hid, data.get("hid"));
                        assertEquals(entry.getValue().hid, data.get("maxhid"));
                        assertEquals(entry.getKey(), data.get("id"));
                    }
                }
            } finally {
                threadPool.shutdown();
                threadPool.awaitTermination(1, TimeUnit.MINUTES);
            }
        }
    }
    // restart and recovery
    try (Server server = new Server(serverConfiguration)) {
        server.start();
        server.waitForStandaloneBoot();
        ClientConfiguration clientConfiguration = new ClientConfiguration(folder.newFolder().toPath());
        try (HDBClient client = new HDBClient(clientConfiguration);
            HDBConnection connection = client.openConnection()) {
            client.setClientSideMetadataProvider(new StaticClientSideMetadataProvider(server));
            for (Map.Entry<Long, Element> entry : elements.entrySet()) {
                {
                    GetResult res = connection.executeGet(TableSpace.DEFAULT, "SELECT status,hid FROM mytable where id=?", TransactionContext.NOTRANSACTION_ID, true, Arrays.asList(entry.getKey()));
                    assertNotNull(res.data);
                    assertEquals(entry.getValue().status, res.data.get(RawString.of("status")));
                    assertEquals(entry.getValue().hid, res.data.get(RawString.of("hid")));
                }
                if (doneElements.contains(entry.getKey())) {
                    ScanResultSet res = connection.executeScan(TableSpace.DEFAULT, "SELECT id, status, hid, (SELECT MAX(hid) as mm  from history where history.id=mytable.id) as maxhid " + "FROM mytable where id=?", true, Arrays.asList(entry.getKey()), TransactionContext.NOTRANSACTION_ID, -1, 10000, true);
                    List<Map<String, Object>> consume = res.consume();
                    assertEquals(1, consume.size());
                    Map<String, Object> data = consume.get(0);
                    System.out.println("data:" + data);
                    assertEquals(entry.getValue().status, data.get("status"));
                    assertEquals(entry.getValue().hid, data.get("hid"));
                    assertEquals(entry.getValue().hid, data.get("maxhid"));
                    assertEquals(entry.getKey(), data.get("id"));
                }
            }
        }
    }
}

Example 3 with DMLResult

use of herddb.client.DMLResult in project herddb by diennea.

the class ServerSideConnectionPeer method executeUpdate.

/**
 * This method is like {@link #handleExecuteStatement(herddb.proto.Pdu, herddb.network.Channel) } but in "local" mode,
 * we do not want here to marshal/unmarshal values, in order to save resources
 */
public DMLResult executeUpdate(String tablespace, String query, long txId, boolean returnValues, List<Object> parameters) throws HDBException {
    // ensure we are dealing with the same data types that we see when the request id coming from the wire
    parameters = PduCodec.normalizeParametersList(parameters);
    TransactionContext transactionContext = new TransactionContext(txId);
    TranslatedQuery translatedQuery;
    try {
        translatedQuery = server.getManager().getPlanner().translate(tablespace, query, parameters, false, true, returnValues, -1);
        Statement statement = translatedQuery.plan.mainStatement;
        CompletableFuture<StatementExecutionResult> res = server.getManager().executePlanAsync(translatedQuery.plan, translatedQuery.context, transactionContext);
        CompletableFuture<DMLResult> finalResult = res.handle((result, err) -> {
            if (err != null) {
                while (err instanceof CompletionException) {
                    err = err.getCause();
                }
                if (err instanceof DuplicatePrimaryKeyException) {
                    throw new CompletionException(new SQLIntegrityConstraintViolationException(err));
                } else {
                    throw new CompletionException(new SQLException(err));
                }
            }
            if (result instanceof DMLStatementExecutionResult) {
                DMLStatementExecutionResult dml = (DMLStatementExecutionResult) result;
                if (returnValues && dml.getKey() != null) {
                    TableAwareStatement tableStatement = statement.unwrap(TableAwareStatement.class);
                    Table table = server.getManager().getTableSpaceManager(statement.getTableSpace()).getTableManager(tableStatement.getTable()).getTable();
                    final Map<RawString, Object> newRecord = new HashMap<>();
                    Object newKey = RecordSerializer.deserializePrimaryKey(dml.getKey(), table);
                    newRecord.put(RAWSTRING_KEY, newKey);
                    if (dml.getNewvalue() != null) {
                        Map<String, Object> toBean = RecordSerializer.toBean(new Record(dml.getKey(), dml.getNewvalue()), table);
                        toBean.forEach((k, v) -> {
                            newRecord.put(RawString.of(k), v);
                        });
                    }
                    return new DMLResult(dml.getUpdateCount(), newKey, newRecord, dml.transactionId);
                } else {
                    return new DMLResult(dml.getUpdateCount(), null, null, dml.transactionId);
                }
            } else if (result instanceof DDLStatementExecutionResult) {
                return new DMLResult(1, null, null, result.transactionId);
            } else {
                throw new CompletionException(new SQLException("Unknown result type " + result.getClass() + ": " + result));
            }
        });
        return finalResult.get();
    } catch (Throwable err) {
        while (err instanceof CompletionException) {
            err = err.getCause();
        }
        throw new HDBException(err);
    }
}

Example 4 with DMLResult

use of herddb.client.DMLResult in project herddb by diennea.

the class MultipleConcurrentUpdatesTest method performTest.

private void performTest(boolean useTransactions, long checkPointPeriod, boolean withIndexes) throws Exception {
    Path baseDir = folder.newFolder().toPath();
    ServerConfiguration serverConfiguration = newServerConfigurationWithAutoPort(baseDir);
    serverConfiguration.set(ServerConfiguration.PROPERTY_MAX_LOGICAL_PAGE_SIZE, 10 * 1024);
    serverConfiguration.set(ServerConfiguration.PROPERTY_MAX_DATA_MEMORY, 1024 * 1024 / 4);
    serverConfiguration.set(ServerConfiguration.PROPERTY_MAX_PK_MEMORY, 1024 * 1024);
    serverConfiguration.set(ServerConfiguration.PROPERTY_CHECKPOINT_PERIOD, checkPointPeriod);
    serverConfiguration.set(ServerConfiguration.PROPERTY_DATADIR, folder.newFolder().getAbsolutePath());
    serverConfiguration.set(ServerConfiguration.PROPERTY_LOGDIR, folder.newFolder().getAbsolutePath());
    ConcurrentHashMap<String, Long> expectedValue = new ConcurrentHashMap<>();
    try (Server server = new Server(serverConfiguration)) {
        server.start();
        server.waitForStandaloneBoot();
        ClientConfiguration clientConfiguration = new ClientConfiguration(folder.newFolder().toPath());
        try (HDBClient client = new HDBClient(clientConfiguration);
            HDBConnection connection = client.openConnection()) {
            client.setClientSideMetadataProvider(new StaticClientSideMetadataProvider(server));
            long resultCreateTable = connection.executeUpdate(TableSpace.DEFAULT, "CREATE TABLE mytable (id string primary key, n1 long, n2 integer)", 0, false, true, Collections.emptyList()).updateCount;
            Assert.assertEquals(1, resultCreateTable);
            if (withIndexes) {
                long resultCreateIndex = connection.executeUpdate(TableSpace.DEFAULT, "CREATE INDEX theindex ON mytable (n1 long)", 0, false, true, Collections.emptyList()).updateCount;
                Assert.assertEquals(1, resultCreateIndex);
            }
            long tx = connection.beginTransaction(TableSpace.DEFAULT);
            for (int i = 0; i < TABLESIZE; i++) {
                connection.executeUpdate(TableSpace.DEFAULT, "INSERT INTO mytable (id,n1,n2) values(?,?,?)", tx, false, true, Arrays.asList("test_" + i, 1, 2));
                expectedValue.put("test_" + i, 1L);
            }
            connection.commitTransaction(TableSpace.DEFAULT, tx);
            ExecutorService threadPool = Executors.newFixedThreadPool(THREADPOLSIZE);
            try {
                List<Future> futures = new ArrayList<>();
                AtomicLong updates = new AtomicLong();
                AtomicLong skipped = new AtomicLong();
                AtomicLong gets = new AtomicLong();
                for (int i = 0; i < TABLESIZE * MULTIPLIER; i++) {
                    futures.add(threadPool.submit(new Runnable() {

                        @Override
                        public void run() {
                            try {
                                boolean update = ThreadLocalRandom.current().nextBoolean();
                                int k = ThreadLocalRandom.current().nextInt(TABLESIZE);
                                long value = ThreadLocalRandom.current().nextInt(TABLESIZE);
                                long transactionId;
                                String key = "test_" + k;
                                Long actual = expectedValue.remove(key);
                                if (actual == null) {
                                    // another thread working on this entry, skip
                                    skipped.incrementAndGet();
                                    return;
                                }
                                if (update) {
                                    updates.incrementAndGet();
                                    DMLResult updateResult = connection.executeUpdate(TableSpace.DEFAULT, "UPDATE mytable set n1=? WHERE id=?", useTransactions ? TransactionContext.AUTOTRANSACTION_ID : TransactionContext.NOTRANSACTION_ID, false, true, Arrays.asList(value, "test_" + k));
                                    long count = updateResult.updateCount;
                                    transactionId = updateResult.transactionId;
                                    if (count <= 0) {
                                        throw new RuntimeException("not updated ?");
                                    }
                                } else {
                                    gets.incrementAndGet();
                                    GetResult res = connection.executeGet(TableSpace.DEFAULT, "SELECT * FROM mytable where id=?", useTransactions ? TransactionContext.AUTOTRANSACTION_ID : TransactionContext.NOTRANSACTION_ID, true, Arrays.asList("test_" + k));
                                    if (res.data == null) {
                                        throw new RuntimeException("not found?");
                                    }
                                    if (!res.data.get(N1).equals(actual)) {
                                        throw new RuntimeException("unspected value " + res.data + ", expected: " + actual);
                                    }
                                    transactionId = res.transactionId;
                                    // value did not change actually
                                    value = actual;
                                }
                                if (useTransactions) {
                                    if (transactionId <= 0) {
                                        throw new RuntimeException("no transaction ?");
                                    }
                                    connection.commitTransaction(TableSpace.DEFAULT, transactionId);
                                }
                                expectedValue.put(key, value);
                            } catch (Exception err) {
                                throw new RuntimeException(err);
                            }
                        }
                    }));
                }
                for (Future f : futures) {
                    f.get();
                }
                System.out.println("stats::updates:" + updates);
                System.out.println("stats::get:" + gets);
                System.out.println("stats::skipped:" + skipped);
                assertTrue(updates.get() > 0);
                assertTrue(gets.get() > 0);
                List<String> erroredKeys = new ArrayList<>();
                for (Map.Entry<String, Long> entry : expectedValue.entrySet()) {
                    GetResult res = connection.executeGet(TableSpace.DEFAULT, "SELECT n1 FROM mytable where id=?", TransactionContext.NOTRANSACTION_ID, true, Arrays.asList(entry.getKey()));
                    assertNotNull(res.data);
                    if (!entry.getValue().equals(res.data.get(N1))) {
                        if (!entry.getValue().equals(res.data.get(N1))) {
                            System.out.println("expected value " + res.data.get(N1) + ", but got " + Long.valueOf(entry.getValue()) + " for key " + entry.getKey());
                            erroredKeys.add(entry.getKey());
                        }
                    }
                }
                assertTrue(erroredKeys.isEmpty());
                TableManagerStats stats = server.getManager().getTableSpaceManager(TableSpace.DEFAULT).getTableManager("mytable").getStats();
                System.out.println("stats::tablesize:" + stats.getTablesize());
                System.out.println("stats::dirty records:" + stats.getDirtyrecords());
                System.out.println("stats::unload count:" + stats.getUnloadedPagesCount());
                System.out.println("stats::load count:" + stats.getLoadedPagesCount());
                System.out.println("stats::buffers used mem:" + stats.getBuffersUsedMemory());
                assertTrue(stats.getUnloadedPagesCount() > 0);
                assertEquals(TABLESIZE, stats.getTablesize());
            } finally {
                threadPool.shutdown();
                threadPool.awaitTermination(1, TimeUnit.MINUTES);
            }
        }
    }
    // restart and recovery
    try (Server server = new Server(serverConfiguration)) {
        server.start();
        server.waitForTableSpaceBoot(TableSpace.DEFAULT, 300000, true);
        ClientConfiguration clientConfiguration = new ClientConfiguration(folder.newFolder().toPath());
        try (HDBClient client = new HDBClient(clientConfiguration);
            HDBConnection connection = client.openConnection()) {
            client.setClientSideMetadataProvider(new StaticClientSideMetadataProvider(server));
            for (Map.Entry<String, Long> entry : expectedValue.entrySet()) {
                GetResult res = connection.executeGet(TableSpace.DEFAULT, "SELECT n1 FROM mytable where id=?", TransactionContext.NOTRANSACTION_ID, true, Arrays.asList(entry.getKey()));
                assertNotNull(res.data);
                assertEquals(entry.getValue(), res.data.get(N1));
            }
        }
    }
}

Example 5 with DMLResult

use of herddb.client.DMLResult in project herddb by diennea.

the class HerdDBPreparedStatement method doExecuteLargeUpdateWithParameters.

private long doExecuteLargeUpdateWithParameters(List<Object> actualParameters, boolean returnValues) throws SQLException {
    try {
        parent.discoverTableSpace(sql);
        DMLResult result = parent.getConnection().executeUpdate(parent.getTableSpace(), sql, parent.ensureTransaction(), returnValues, true, actualParameters);
        parent.bindToTransaction(result.transactionId);
        lastUpdateCount = result.updateCount;
        lastKey = result.key;
        return lastUpdateCount;
    } catch (ClientSideMetadataProviderException | HDBException err) {
        throw SQLExceptionUtils.wrapException(err);
    }
}