Examples with TableMetadata com.scalar.db.api.TableMetadata used on opensource projects

Example 46 with TableMetadata

use of com.scalar.db.api.TableMetadata in project scalardb by scalar-labs.

the class JdbcService method put.

public boolean put(Put put, Connection connection) throws SQLException, ExecutionException {
    operationChecker.check(put);
    TableMetadata tableMetadata = tableMetadataManager.getTableMetadata(put);
    if (!put.getCondition().isPresent()) {
        UpsertQuery upsertQuery = queryBuilder.upsertInto(put.forNamespace().get(), put.forTable().get(), tableMetadata).values(put.getPartitionKey(), put.getClusteringKey(), put.getColumns()).build();
        try (PreparedStatement preparedStatement = connection.prepareStatement(upsertQuery.sql())) {
            upsertQuery.bind(preparedStatement);
            preparedStatement.executeUpdate();
            return true;
        }
    } else {
        return new ConditionalMutator(put, tableMetadata, connection, queryBuilder).mutate();
    }
}

Example 47 with TableMetadata

use of com.scalar.db.api.TableMetadata in project scalardb by scalar-labs.

the class DeleteStatementHandler method execute.

@Override
protected List<Record> execute(Operation operation) throws CosmosException, ExecutionException {
    Mutation mutation = (Mutation) operation;
    TableMetadata tableMetadata = metadataManager.getTableMetadata(mutation);
    if (mutation.getCondition().isPresent()) {
        executeStoredProcedure(mutation, tableMetadata);
    } else {
        execute(mutation, tableMetadata);
    }
    return Collections.emptyList();
}

Example 48 with TableMetadata

use of com.scalar.db.api.TableMetadata in project scalardb by scalar-labs.

the class TableMetadataManagerTest method getTableMetadata_CalledAfterCacheExpiration_ShouldCallDistributedStorageAdminAgain.

@Test
public void getTableMetadata_CalledAfterCacheExpiration_ShouldCallDistributedStorageAdminAgain() throws ExecutionException {
    // Arrange
    // one second
    TableMetadataManager tableMetadataManager = new TableMetadataManager(admin, 1L);
    TableMetadata expectedTableMetadata = TableMetadata.newBuilder().addColumn("c1", DataType.INT).addColumn("c2", DataType.INT).addPartitionKey("c1").build();
    when(admin.getTableMetadata(anyString(), anyString())).thenReturn(expectedTableMetadata);
    Get get = new Get(new Key("c1", "aaa")).forNamespace("ns").forTable("tbl");
    // Act
    tableMetadataManager.getTableMetadata(get);
    // Wait for cache to be expired
    Uninterruptibles.sleepUninterruptibly(1200, TimeUnit.MILLISECONDS);
    TableMetadata actualTableMetadata = tableMetadataManager.getTableMetadata(get);
    // Assert
    verify(admin, times(2)).getTableMetadata(anyString(), anyString());
    assertThat(actualTableMetadata).isEqualTo(expectedTableMetadata);
}

Example 49 with TableMetadata

use of com.scalar.db.api.TableMetadata in project scalardb by scalar-labs.

the class TableMetadataManagerTest method getTableMetadata_CalledTwice_ShouldCallDistributedStorageAdminOnlyOnce.

@Test
public void getTableMetadata_CalledTwice_ShouldCallDistributedStorageAdminOnlyOnce() throws ExecutionException {
    // Arrange
    TableMetadataManager tableMetadataManager = new TableMetadataManager(admin, -1);
    TableMetadata expectedTableMetadata = TableMetadata.newBuilder().addColumn("c1", DataType.INT).addColumn("c2", DataType.INT).addPartitionKey("c1").build();
    when(admin.getTableMetadata(anyString(), anyString())).thenReturn(expectedTableMetadata);
    Get get = new Get(new Key("c1", "aaa")).forNamespace("ns").forTable("tbl");
    // Act
    tableMetadataManager.getTableMetadata(get);
    TableMetadata actualTableMetadata = tableMetadataManager.getTableMetadata(get);
    // Assert
    verify(admin).getTableMetadata(anyString(), anyString());
    assertThat(actualTableMetadata).isEqualTo(expectedTableMetadata);
}

Example 50 with TableMetadata

use of com.scalar.db.api.TableMetadata in project scalardb by scalar-labs.

the class GrpcTransactionOnBidirectionalStream method scan.

public List<Result> scan(Scan scan) throws CrudException {
    throwIfTransactionFinished();
    ResponseOrError responseOrError = sendRequest(TransactionRequest.newBuilder().setScanRequest(ScanRequest.newBuilder().setScan(ProtoUtils.toScan(scan))).build());
    throwIfErrorForCrud(responseOrError);
    TableMetadata tableMetadata = getTableMetadata(scan);
    return responseOrError.getResponse().getScanResponse().getResultList().stream().map(r -> ProtoUtils.toResult(r, tableMetadata)).collect(Collectors.toList());
}