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

Example 21 with UpdateStatement

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

the class UpdateOp method execute.

@Override
public StatementExecutionResult execute(TableSpaceManager tableSpaceManager, TransactionContext transactionContext, StatementEvaluationContext context, boolean lockRequired, boolean forWrite) {
    StatementExecutionResult input = this.input.execute(tableSpaceManager, transactionContext, context, true, true);
    ScanResult downstreamScanResult = (ScanResult) input;
    final Table table = tableSpaceManager.getTableManager(tableName).getTable();
    long transactionId = transactionContext.transactionId;
    int updateCount = 0;
    Bytes key = null;
    Bytes newValue = null;
    try (DataScanner inputScanner = downstreamScanResult.dataScanner) {
        while (inputScanner.hasNext()) {
            DataAccessor row = inputScanner.next();
            long transactionIdFromScanner = inputScanner.getTransactionId();
            if (transactionIdFromScanner > 0 && transactionIdFromScanner != transactionId) {
                transactionId = transactionIdFromScanner;
                transactionContext = new TransactionContext(transactionId);
            }
            key = RecordSerializer.serializePrimaryKey(row, table, table.getPrimaryKey());
            Predicate pred = new RawKeyEquals(key);
            DMLStatement updateStatement = new UpdateStatement(tableSpace, tableName, null, this.recordFunction, pred).setReturnValues(returnValues);
            DMLStatementExecutionResult _result = (DMLStatementExecutionResult) tableSpaceManager.executeStatement(updateStatement, context, transactionContext);
            updateCount += _result.getUpdateCount();
            if (_result.transactionId > 0 && _result.transactionId != transactionId) {
                transactionId = _result.transactionId;
                transactionContext = new TransactionContext(transactionId);
            }
            key = _result.getKey();
            newValue = _result.getNewvalue();
        }
        return new DMLStatementExecutionResult(transactionId, updateCount, key, newValue);
    } catch (DataScannerException err) {
        throw new StatementExecutionException(err);
    }
}

Example 22 with UpdateStatement

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

the class SQLPlanner method buildUpdateStatement.

private ExecutionPlan buildUpdateStatement(String defaultTableSpace, Update s, boolean returnValues) throws StatementExecutionException {
    if (s.getTables().size() != 1) {
        throw new StatementExecutionException("unsupported multi-table update " + s);
    }
    net.sf.jsqlparser.schema.Table fromTable = s.getTables().get(0);
    String tableSpace = fromTable.getSchemaName();
    String tableName = fromTable.getName();
    if (tableSpace == null) {
        tableSpace = defaultTableSpace;
    }
    TableSpaceManager tableSpaceManager = manager.getTableSpaceManager(tableSpace);
    if (tableSpaceManager == null) {
        throw new StatementExecutionException("no such tablespace " + tableSpace + " here at " + manager.getNodeId());
    }
    AbstractTableManager tableManager = tableSpaceManager.getTableManager(tableName);
    if (tableManager == null) {
        throw new StatementExecutionException("no such table " + tableName + " in tablespace " + tableSpace);
    }
    Table table = tableManager.getTable();
    for (net.sf.jsqlparser.schema.Column c : s.getColumns()) {
        Column column = table.getColumn(c.getColumnName());
        if (column == null) {
            throw new StatementExecutionException("no such column " + c.getColumnName() + " in table " + tableName + " in tablespace " + tableSpace);
        }
        if (table.isPrimaryKeyColumn(c.getColumnName())) {
            throw new StatementExecutionException("updates of fields on the PK (" + Arrays.toString(table.primaryKey) + ") are not supported. Please perform a DELETE and than an INSERT");
        }
    }
    List<CompiledSQLExpression> compiledSQLExpressions = new ArrayList<>();
    for (Expression e : s.getExpressions()) {
        compiledSQLExpressions.add(SQLExpressionCompiler.compileExpression(null, e));
    }
    RecordFunction function = new SQLRecordFunction(table, s.getColumns(), compiledSQLExpressions);
    // Perform a scan and then update each row
    SQLRecordPredicate where = s.getWhere() != null ? new SQLRecordPredicate(table, table.name, s.getWhere()) : null;
    if (where != null) {
        Expression expressionWhere = s.getWhere();
        discoverIndexOperations(expressionWhere, table, table.name, where, tableSpaceManager);
    }
    DMLStatement st = new UpdateStatement(tableSpace, tableName, null, function, where).setReturnValues(returnValues);
    return ExecutionPlan.simple(st);
}

Example 23 with UpdateStatement

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

the class ColumnTimestampTest method test2.

@Test
public void test2() throws Exception {
    String tableName2 = "t2";
    Table table2 = Table.builder().tablespace("tblspace1").name(tableName2).tablespace(tableSpace).column("id", ColumnTypes.STRING).column("name", ColumnTypes.STRING).column("ts1", ColumnTypes.TIMESTAMP).primaryKey("id").build();
    CreateTableStatement st2 = new CreateTableStatement(table2);
    manager.executeStatement(st2, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
    java.sql.Timestamp ts1 = new java.sql.Timestamp(System.currentTimeMillis());
    {
        Map<String, Object> bean = new HashMap<>();
        bean.put("id", "key1");
        bean.put("ts1", ts1);
        Record record = RecordSerializer.toRecord(bean, table2);
        InsertStatement st = new InsertStatement(tableSpace, "t2", record);
        assertEquals(1, manager.executeUpdate(st, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION).getUpdateCount());
    }
    {
        GetResult result = manager.get(new GetStatement(tableSpace, tableName2, Bytes.from_string("key1"), null, false), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        assertTrue(result.found());
        Map<String, Object> resultbean = result.getRecord().toBean(table2);
        assertEquals(Bytes.from_string("key1"), result.getRecord().key);
        assertEquals(2, resultbean.entrySet().size());
        assertEquals(RawString.of("key1"), resultbean.get("id"));
        assertEquals(ts1, resultbean.get("ts1"));
    }
    {
        Map<String, Object> bean = new HashMap<>();
        bean.put("id", "key1");
        bean.put("ts1", null);
        Record record = RecordSerializer.toRecord(bean, table2);
        UpdateStatement st = new UpdateStatement(tableSpace, tableName2, record, null);
        assertEquals(1, manager.executeUpdate(st, StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION).getUpdateCount());
    }
    {
        GetResult result = manager.get(new GetStatement(tableSpace, tableName2, Bytes.from_string("key1"), null, false), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        assertTrue(result.found());
        Map<String, Object> resultbean = result.getRecord().toBean(table2);
        assertEquals(Bytes.from_string("key1"), result.getRecord().key);
        assertEquals(1, resultbean.entrySet().size());
        assertEquals(RawString.of("key1"), resultbean.get("id"));
        assertEquals(null, resultbean.get("ts1"));
    }
}

Example 24 with UpdateStatement

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

the class RestartPendingTransactionTest method recoverUpdateInTransaction2.

@Test
public void recoverUpdateInTransaction2() 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 = new DBManager("localhost", new FileMetadataStorageManager(metadataPath), new FileDataStorageManager(dataPath), new FileCommitLogManager(logsPath, 64 * 1024 * 1024), 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();
        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 DeleteStatement("tblspace1", table.name, key2, null), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(tx));
        manager.executeStatement(new InsertStatement("tblspace1", table.name, new Record(key2, key2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(tx));
        manager.executeStatement(new UpdateStatement("tblspace1", table.name, new ConstValueRecordFunction(key2.data), new ConstValueRecordFunction(key3.data), 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 = new DBManager("localhost", new FileMetadataStorageManager(metadataPath), new FileDataStorageManager(dataPath), new FileCommitLogManager(logsPath, 64 * 1024 * 1024), tmoDir, null)) {
        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());
    }
}

Example 25 with UpdateStatement

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

the class RestartTest method recoverTableCreatedInTransaction2.

@Test
public void recoverTableCreatedInTransaction2() 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 key = Bytes.from_string("k1");
    String nodeId = "localhost";
    try (DBManager manager = new DBManager("localhost", new FileMetadataStorageManager(metadataPath), new FileDataStorageManager(dataPath), new FileCommitLogManager(logsPath, 64 * 1024 * 1024), 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);
        assertTrue(manager.waitForTablespace("tblspace1", 10000));
        Table table = Table.builder().tablespace("tblspace1").name("t1").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();
        manager.executeStatement(new CreateTableStatement(table), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(tx));
        manager.executeStatement(new InsertStatement("tblspace1", table.name, new Record(key, key)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(tx));
        manager.checkpoint();
        DMLStatementExecutionResult executeStatement = (DMLStatementExecutionResult) manager.executeStatement(new UpdateStatement("tblspace1", "t1", new Record(key, key), null), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(tx));
        assertEquals(1, executeStatement.getUpdateCount());
        manager.executeStatement(new CommitTransactionStatement("tblspace1", tx), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
    }
    try (DBManager manager = new DBManager("localhost", new FileMetadataStorageManager(metadataPath), new FileDataStorageManager(dataPath), new FileCommitLogManager(logsPath, 64 * 1024 * 1024), tmoDir, null)) {
        manager.start();
        assertTrue(manager.waitForBootOfLocalTablespaces(10000));
        DMLStatementExecutionResult executeStatement = (DMLStatementExecutionResult) manager.executeStatement(new UpdateStatement("tblspace1", "t1", new Record(key, key), null), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        assertEquals(1, executeStatement.getUpdateCount());
    // on the log there is an UPDATE for a record which is not on the log
    }
    try (DBManager manager = new DBManager("localhost", new FileMetadataStorageManager(metadataPath), new FileDataStorageManager(dataPath), new FileCommitLogManager(logsPath, 64 * 1024 * 1024), tmoDir, null)) {
        manager.start();
        assertTrue(manager.waitForBootOfLocalTablespaces(10000));
        GetResult result = manager.get(new GetStatement("tblspace1", "t1", key, null, false), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        assertTrue(result.found());
    }
}