Examples with GetStatement herddb.model.commands.GetStatement used on opensource projects

Example 76 with GetStatement

use of herddb.model.commands.GetStatement in project herddb by diennea.

the class SimpleRecoveryTest method createInsertAndRestart.

@Test
public void createInsertAndRestart() throws Exception {
    Path dataPath = folder.newFolder("data").toPath();
    Path logsPath = folder.newFolder("logs").toPath();
    Path metadataPath = folder.newFolder("metadata").toPath();
    Bytes key = Bytes.from_int(1234);
    Bytes value = Bytes.from_long(8888);
    Path tmoDir = folder.newFolder("tmoDir").toPath();
    String nodeId = "localhost";
    try (DBManager manager = new DBManager("localhost", new FileMetadataStorageManager(metadataPath), new FileDataStorageManager(dataPath), new FileCommitLogManager(logsPath), tmoDir, null)) {
        manager.start();
        CreateTableSpaceStatement st1 = new CreateTableSpaceStatement("tblspace1", Collections.singleton(nodeId), nodeId, 1, 0, 0);
        manager.executeStatement(st1, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.waitForTablespace("tblspace1", 10000);
        Table table = Table.builder().tablespace("tblspace1").name("t1").column("id", ColumnTypes.STRING).column("name", ColumnTypes.STRING).primaryKey("id").build();
        CreateTableStatement st2 = new CreateTableStatement(table);
        manager.executeStatement(st2, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.checkpoint();
        InsertStatement insert = new InsertStatement("tblspace1", "t1", new Record(key, value));
        assertEquals(1, manager.executeUpdate(insert, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION).getUpdateCount());
    }
    try (DBManager manager = new DBManager("localhost", new FileMetadataStorageManager(metadataPath), new FileDataStorageManager(dataPath), new FileCommitLogManager(logsPath), tmoDir, null)) {
        manager.start();
        manager.waitForTablespace("tblspace1", 10000);
        GetStatement get = new GetStatement("tblspace1", "t1", key, null, false);
        GetResult result = manager.get(get, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        assertTrue(result.found());
        assertEquals(key, result.getRecord().key);
        assertEquals(value, result.getRecord().value);
    }
}

Example 77 with GetStatement

use of herddb.model.commands.GetStatement in project herddb by diennea.

the class SimpleRecoveryTest method createInsertDeleteDifferentTransactionWithFlushTableAndRestart.

@Test
public void createInsertDeleteDifferentTransactionWithFlushTableAndRestart() throws Exception {
    Path dataPath = folder.newFolder("data").toPath();
    Path logsPath = folder.newFolder("logs").toPath();
    Path metadataPath = folder.newFolder("metadata").toPath();
    Bytes key = Bytes.from_int(1234);
    Bytes key2 = Bytes.from_int(1235);
    Bytes value = Bytes.from_long(8888);
    Path tmoDir = folder.newFolder("tmoDir").toPath();
    String nodeId = "localhost";
    try (DBManager manager = new DBManager("localhost", new FileMetadataStorageManager(metadataPath), new FileDataStorageManager(dataPath), new FileCommitLogManager(logsPath), tmoDir, null)) {
        manager.start();
        CreateTableSpaceStatement st1 = new CreateTableSpaceStatement("tblspace1", Collections.singleton(nodeId), nodeId, 1, 0, 0);
        manager.executeStatement(st1, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.waitForTablespace("tblspace1", 10000);
        Table table = Table.builder().tablespace("tblspace1").name("t1").column("id", ColumnTypes.STRING).column("name", ColumnTypes.STRING).primaryKey("id").build();
        CreateTableStatement st2 = new CreateTableStatement(table);
        manager.executeStatement(st2, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        long tx = ((TransactionResult) manager.executeStatement(new BeginTransactionStatement("tblspace1"), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION)).getTransactionId();
        InsertStatement insert = new InsertStatement("tblspace1", "t1", new Record(key, value));
        assertEquals(1, manager.executeUpdate(insert, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(tx)).getUpdateCount());
        // flushing table data in the middle of the transaction
        // the record will not be present in the snapshot of the table
        manager.getTableSpaceManager("tblspace1").getTableManager("t1").flush();
        manager.executeStatement(new CommitTransactionStatement("tblspace1", tx), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        long tx2 = ((TransactionResult) manager.executeStatement(new BeginTransactionStatement("tblspace1"), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION)).getTransactionId();
        DeleteStatement delete = new DeleteStatement("tblspace1", "t1", key, null);
        assertEquals(1, manager.executeUpdate(delete, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(tx2)).getUpdateCount());
        InsertStatement insert2 = new InsertStatement("tblspace1", "t1", new Record(key2, value));
        assertEquals(1, manager.executeUpdate(insert2, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(tx2)).getUpdateCount());
        manager.executeStatement(new CommitTransactionStatement("tblspace1", tx2), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
    }
    try (DBManager manager = new DBManager("localhost", new FileMetadataStorageManager(metadataPath), new FileDataStorageManager(dataPath), new FileCommitLogManager(logsPath), tmoDir, null)) {
        manager.start();
        manager.waitForTablespace("tblspace1", 10000);
        {
            GetStatement get = new GetStatement("tblspace1", "t1", key, null, false);
            GetResult result = manager.get(get, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
            assertFalse(result.found());
        }
        {
            GetStatement get = new GetStatement("tblspace1", "t1", key2, null, false);
            GetResult result = manager.get(get, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
            assertTrue(result.found());
            assertEquals(key2, result.getRecord().key);
            assertEquals(value, result.getRecord().value);
        }
    }
}

Example 78 with GetStatement

use of herddb.model.commands.GetStatement in project herddb by diennea.

the class SimpleRecoveryTest method rollbackCreateTableOnRestart.

@Test
public void rollbackCreateTableOnRestart() throws Exception {
    Path dataPath = folder.newFolder("data").toPath();
    Path logsPath = folder.newFolder("logs").toPath();
    Path metadataPath = folder.newFolder("metadata").toPath();
    Bytes key = Bytes.from_int(1234);
    Bytes value = Bytes.from_long(8888);
    Path tmoDir = folder.newFolder("tmoDir").toPath();
    String nodeId = "localhost";
    try (DBManager manager = new DBManager("localhost", new FileMetadataStorageManager(metadataPath), new FileDataStorageManager(dataPath), new FileCommitLogManager(logsPath), tmoDir, null)) {
        manager.start();
        CreateTableSpaceStatement st1 = new CreateTableSpaceStatement("tblspace1", Collections.singleton(nodeId), nodeId, 1, 0, 0);
        manager.executeStatement(st1, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.waitForTablespace("tblspace1", 10000);
        Table table = Table.builder().tablespace("tblspace1").name("t1").column("id", ColumnTypes.STRING).column("name", ColumnTypes.STRING).primaryKey("id").build();
        CreateTableStatement st2 = new CreateTableStatement(table);
        manager.executeStatement(st2, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.checkpoint();
        Table transacted_table = Table.builder().tablespace("tblspace1").name("t2").column("id", ColumnTypes.STRING).column("name", ColumnTypes.STRING).primaryKey("id").build();
        long tx = ((TransactionResult) manager.executeStatement(new BeginTransactionStatement("tblspace1"), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION)).getTransactionId();
        CreateTableStatement st_create = new CreateTableStatement(transacted_table);
        manager.executeStatement(st_create, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(tx));
        InsertStatement insert = new InsertStatement("tblspace1", "t2", new Record(key, value));
        assertEquals(1, manager.executeUpdate(insert, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(tx)).getUpdateCount());
        GetStatement get = new GetStatement("tblspace1", "t2", key, null, false);
        GetResult result = manager.get(get, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(tx));
        assertTrue(result.found());
        assertEquals(key, result.getRecord().key);
        assertEquals(value, result.getRecord().value);
    // transaction is not committed, and the leader dies, the table will disappear
    }
    try (DBManager manager = new DBManager("localhost", new FileMetadataStorageManager(metadataPath), new FileDataStorageManager(dataPath), new FileCommitLogManager(logsPath), tmoDir, null)) {
        manager.start();
        manager.waitForTablespace("tblspace1", 10000);
        GetStatement get = new GetStatement("tblspace1", "t2", key, null, false);
        try {
            manager.get(get, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
            fail();
        } catch (TableDoesNotExistException error) {
        }
    }
}

Example 79 with GetStatement

use of herddb.model.commands.GetStatement in project herddb by diennea.

the class SimpleClusterTest method test.

@Test
public void test() throws Exception {
    {
        Record record = new Record(Bytes.from_string("key1"), Bytes.from_string("0"));
        InsertStatement st = new InsertStatement(tableSpace, tableName, record);
        assertEquals(1, manager.executeUpdate(st, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION).getUpdateCount());
    }
    assertEquals(0, dataStorageManager.getActualNumberOfPages(tableSpaceUUID, tableName));
    manager.checkpoint();
    String tableUuid = manager.getTableSpaceManager(tableSpace).getTableManager(tableName).getTable().uuid;
    assertNotNull(dataStorageManager.readPage(tableSpaceUUID, tableUuid, 1L));
    assertEquals(1, dataStorageManager.getActualNumberOfPages(tableSpaceUUID, tableUuid));
    {
        GetResult result = manager.get(new GetStatement(tableSpace, tableName, Bytes.from_string("key1"), null, false), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        assertTrue(result.found());
    }
    manager.checkpoint();
    assertEquals(1, dataStorageManager.getActualNumberOfPages(tableSpaceUUID, tableUuid));
    {
        Record record = new Record(Bytes.from_string("key1"), Bytes.from_string("5"));
        UpdateStatement st = new UpdateStatement(tableSpace, tableName, record, null);
        assertEquals(1, manager.executeUpdate(st, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION).getUpdateCount());
    }
    // a new page must be allocated
    manager.checkpoint();
    assertEquals(1, dataStorageManager.getActualNumberOfPages(tableSpaceUUID, tableUuid));
    {
        Record record = new Record(Bytes.from_string("key1"), Bytes.from_string("6"));
        UpdateStatement st = new UpdateStatement(tableSpace, tableName, record, null);
        assertEquals(1, manager.executeUpdate(st, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION).getUpdateCount());
    }
    {
        Record record = new Record(Bytes.from_string("key1"), Bytes.from_string("7"));
        UpdateStatement st = new UpdateStatement(tableSpace, tableName, record, null);
        assertEquals(1, manager.executeUpdate(st, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION).getUpdateCount());
    }
    // only a new page must be allocated, not two more
    manager.checkpoint();
    assertEquals(1, dataStorageManager.getActualNumberOfPages(tableSpaceUUID, tableUuid));
    {
        DeleteStatement st = new DeleteStatement(tableSpace, tableName, Bytes.from_string("key1"), null);
        assertEquals(1, manager.executeUpdate(st, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION).getUpdateCount());
        GetResult result = manager.get(new GetStatement(tableSpace, tableName, Bytes.from_string("key1"), null, false), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        assertFalse(result.found());
    }
    // a delete does not trigger new pages in this case
    manager.checkpoint();
    assertEquals(0, dataStorageManager.getActualNumberOfPages(tableSpaceUUID, tableUuid));
    {
        assertEquals(1, manager.executeUpdate(new InsertStatement(tableSpace, tableName, new Record(Bytes.from_string("key2"), Bytes.from_string("50"))), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION).getUpdateCount());
        assertEquals(1, manager.executeUpdate(new InsertStatement(tableSpace, tableName, new Record(Bytes.from_string("key3"), Bytes.from_string("60"))), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION).getUpdateCount());
    }
    manager.checkpoint();
    assertEquals(1, dataStorageManager.getActualNumberOfPages(tableSpaceUUID, tableUuid));
    {
        DeleteStatement st = new DeleteStatement(tableSpace, tableName, Bytes.from_string("key2"), null);
        assertEquals(1, manager.executeUpdate(st, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION).getUpdateCount());
    }
    // a new page, containg the key3 record is needed
    manager.checkpoint();
    assertEquals(1, dataStorageManager.getActualNumberOfPages(tableSpaceUUID, tableUuid));
    Holder<TableStatus> _tableStatus = new Holder<>();
    dataStorageManager.fullTableScan(tableSpaceUUID, tableUuid, new FullTableScanConsumer() {

        @Override
        public void acceptTableStatus(TableStatus tableStatus) {
            _tableStatus.value = tableStatus;
        }
    });
    for (long pageId : _tableStatus.value.activePages.keySet()) {
        List<Record> records = dataStorageManager.readPage(tableSpaceUUID, tableUuid, pageId);
        System.out.println("PAGE #" + pageId + " records :" + records);
    }
    assertEquals(1, _tableStatus.value.activePages.size());
}

Example 80 with GetStatement

use of herddb.model.commands.GetStatement in project herddb by diennea.

the class RestartPendingTransactionBase method recoverUpdateInTransaction.

@Test
public void recoverUpdateInTransaction() throws Exception {
    Path dataPath = folder.newFolder("data").toPath();
    Path logsPath = folder.newFolder("logs").toPath();
    Path metadataPath = folder.newFolder("metadata").toPath();
    Path tmoDir = folder.newFolder("tmoDir").toPath();
    Bytes key1 = Bytes.from_string("k1");
    Bytes key2 = Bytes.from_string("k2");
    Bytes key3 = Bytes.from_string("k3");
    String nodeId = "localhost";
    try (DBManager manager = buildDBManager(nodeId, metadataPath, dataPath, logsPath, tmoDir)) {
        manager.start();
        CreateTableSpaceStatement st1 = new CreateTableSpaceStatement("tblspace1", Collections.singleton(nodeId), nodeId, 1, 0, 0);
        manager.executeStatement(st1, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.waitForTablespace("tblspace1", 10000);
        Table table = Table.builder().tablespace("tblspace1").name("t1").column("id", ColumnTypes.STRING).column("name", ColumnTypes.STRING).primaryKey("id").build();
        manager.executeStatement(new CreateTableStatement(table), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.executeStatement(new InsertStatement("tblspace1", table.name, new Record(key1, key1)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.executeStatement(new InsertStatement("tblspace1", table.name, new Record(key2, key2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.executeStatement(new InsertStatement("tblspace1", table.name, new Record(key3, key3)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        manager.checkpoint();
        long tx = ((TransactionResult) manager.executeStatement(new BeginTransactionStatement("tblspace1"), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION)).getTransactionId();
        manager.executeStatement(new UpdateStatement("tblspace1", table.name, new ConstValueRecordFunction(key2), new ConstValueRecordFunction(key3), null), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(tx));
        manager.executeStatement(new CommitTransactionStatement("tblspace1", tx), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
    // transaction which contains the update will be replayed at reboot
    }
    try (DBManager manager = buildDBManager(nodeId, metadataPath, dataPath, logsPath, tmoDir)) {
        manager.start();
        manager.waitForTablespace("tblspace1", 10000);
        GetResult result = manager.get(new GetStatement("tblspace1", "t1", key1, null, false), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        assertTrue(result.found());
    }
}