Examples with ConnectorMetadata com.facebook.presto.spi.connector.ConnectorMetadata used on opensource projects

Example 91 with ConnectorMetadata

use of com.facebook.presto.spi.connector.ConnectorMetadata in project presto by prestodb.

the class AbstractTestHiveClient method testGetTableSchemaOfflinePartition.

@Test
public void testGetTableSchemaOfflinePartition() throws Exception {
    try (Transaction transaction = newTransaction()) {
        ConnectorMetadata metadata = transaction.getMetadata();
        ConnectorTableHandle tableHandle = getTableHandle(metadata, tableOfflinePartition);
        ConnectorTableMetadata tableMetadata = metadata.getTableMetadata(newSession(), tableHandle);
        Map<String, ColumnMetadata> map = uniqueIndex(tableMetadata.getColumns(), ColumnMetadata::getName);
        assertPrimitiveField(map, "t_string", createUnboundedVarcharType(), false);
    }
}

Example 92 with ConnectorMetadata

use of com.facebook.presto.spi.connector.ConnectorMetadata in project presto by prestodb.

the class AbstractTestHiveClient method doCreateTable.

protected void doCreateTable(SchemaTableName tableName, HiveStorageFormat storageFormat) throws Exception {
    String queryId;
    try (Transaction transaction = newTransaction()) {
        ConnectorSession session = newSession();
        ConnectorMetadata metadata = transaction.getMetadata();
        queryId = session.getQueryId();
        // begin creating the table
        ConnectorTableMetadata tableMetadata = new ConnectorTableMetadata(tableName, CREATE_TABLE_COLUMNS, createTableProperties(storageFormat));
        ConnectorOutputTableHandle outputHandle = metadata.beginCreateTable(session, tableMetadata, Optional.empty());
        // write the data
        ConnectorPageSink sink = pageSinkProvider.createPageSink(transaction.getTransactionHandle(), session, outputHandle);
        sink.appendPage(CREATE_TABLE_DATA.toPage());
        Collection<Slice> fragments = getFutureValue(sink.finish());
        // verify all new files start with the unique prefix
        for (String filePath : listAllDataFiles(getStagingPathRoot(outputHandle))) {
            assertTrue(new Path(filePath).getName().startsWith(getFilePrefix(outputHandle)));
        }
        // commit the table
        metadata.finishCreateTable(session, outputHandle, fragments);
        transaction.commit();
    }
    try (Transaction transaction = newTransaction()) {
        ConnectorSession session = newSession();
        ConnectorMetadata metadata = transaction.getMetadata();
        // load the new table
        ConnectorTableHandle tableHandle = getTableHandle(metadata, tableName);
        List<ColumnHandle> columnHandles = filterNonHiddenColumnHandles(metadata.getColumnHandles(session, tableHandle).values());
        // verify the metadata
        ConnectorTableMetadata tableMetadata = metadata.getTableMetadata(session, getTableHandle(metadata, tableName));
        assertEquals(filterNonHiddenColumnMetadata(tableMetadata.getColumns()), CREATE_TABLE_COLUMNS);
        // verify the data
        MaterializedResult result = readTable(transaction, tableHandle, columnHandles, session, TupleDomain.all(), OptionalInt.empty(), Optional.of(storageFormat));
        assertEqualsIgnoreOrder(result.getMaterializedRows(), CREATE_TABLE_DATA.getMaterializedRows());
        // verify the node version and query ID in table
        Table table = getMetastoreClient(tableName.getSchemaName()).getTable(tableName.getSchemaName(), tableName.getTableName()).get();
        assertEquals(table.getParameters().get(HiveMetadata.PRESTO_VERSION_NAME), TEST_SERVER_VERSION);
        assertEquals(table.getParameters().get(HiveMetadata.PRESTO_QUERY_ID_NAME), queryId);
    }
}

Example 93 with ConnectorMetadata

use of com.facebook.presto.spi.connector.ConnectorMetadata in project presto by prestodb.

the class AbstractTestHiveClient method testGetTableSchemaOffline.

@Test
public void testGetTableSchemaOffline() throws Exception {
    try (Transaction transaction = newTransaction()) {
        ConnectorMetadata metadata = transaction.getMetadata();
        ConnectorTableHandle tableHandle = getTableHandle(metadata, tableOffline);
        ConnectorTableMetadata tableMetadata = metadata.getTableMetadata(newSession(), tableHandle);
        Map<String, ColumnMetadata> map = uniqueIndex(tableMetadata.getColumns(), ColumnMetadata::getName);
        assertPrimitiveField(map, "t_string", createUnboundedVarcharType(), false);
    }
}

Example 94 with ConnectorMetadata

use of com.facebook.presto.spi.connector.ConnectorMetadata in project presto by prestodb.

the class AbstractTestHiveClient method testTypesRcBinaryRecordCursor.

@Test
public void testTypesRcBinaryRecordCursor() throws Exception {
    try (Transaction transaction = newTransaction()) {
        ConnectorSession session = newSession();
        ConnectorMetadata metadata = transaction.getMetadata();
        if (metadata.getTableHandle(session, new SchemaTableName(database, "presto_test_types_rcbinary")) == null) {
            return;
        }
        ConnectorTableHandle tableHandle = getTableHandle(metadata, new SchemaTableName(database, "presto_test_types_rcbinary"));
        ConnectorTableMetadata tableMetadata = metadata.getTableMetadata(session, tableHandle);
        HiveSplit hiveSplit = getHiveSplit(tableHandle);
        List<ColumnHandle> columnHandles = ImmutableList.copyOf(metadata.getColumnHandles(session, tableHandle).values());
        ConnectorPageSourceProvider pageSourceProvider = new HivePageSourceProvider(new HiveClientConfig().setTimeZone(timeZone.getID()), hdfsEnvironment, ImmutableSet.of(new ColumnarBinaryHiveRecordCursorProvider(hdfsEnvironment)), ImmutableSet.of(), TYPE_MANAGER);
        ConnectorPageSource pageSource = pageSourceProvider.createPageSource(transaction.getTransactionHandle(), session, hiveSplit, columnHandles);
        assertGetRecords(RCBINARY, tableMetadata, hiveSplit, pageSource, columnHandles);
    }
}

Example 95 with ConnectorMetadata

use of com.facebook.presto.spi.connector.ConnectorMetadata in project presto by prestodb.

the class AbstractTestHiveClient method doInsertIntoExistingPartition.

private void doInsertIntoExistingPartition(HiveStorageFormat storageFormat, SchemaTableName tableName) throws Exception {
    // creating the table
    doCreateEmptyTable(tableName, storageFormat, CREATE_TABLE_COLUMNS_PARTITIONED);
    MaterializedResult.Builder resultBuilder = MaterializedResult.resultBuilder(SESSION, CREATE_TABLE_PARTITIONED_DATA.getTypes());
    for (int i = 0; i < 3; i++) {
        // insert the data
        insertData(tableName, CREATE_TABLE_PARTITIONED_DATA);
        try (Transaction transaction = newTransaction()) {
            ConnectorSession session = newSession();
            ConnectorMetadata metadata = transaction.getMetadata();
            ConnectorTableHandle tableHandle = getTableHandle(metadata, tableName);
            // verify partitions were created
            List<String> partitionNames = transaction.getMetastore(tableName.getSchemaName()).getPartitionNames(tableName.getSchemaName(), tableName.getTableName()).orElseThrow(() -> new PrestoException(HIVE_METASTORE_ERROR, "Partition metadata not available"));
            assertEqualsIgnoreOrder(partitionNames, CREATE_TABLE_PARTITIONED_DATA.getMaterializedRows().stream().map(row -> "ds=" + row.getField(CREATE_TABLE_PARTITIONED_DATA.getTypes().size() - 1)).collect(toList()));
            // load the new table
            List<ColumnHandle> columnHandles = filterNonHiddenColumnHandles(metadata.getColumnHandles(session, tableHandle).values());
            // verify the data
            resultBuilder.rows(CREATE_TABLE_PARTITIONED_DATA.getMaterializedRows());
            MaterializedResult result = readTable(transaction, tableHandle, columnHandles, session, TupleDomain.all(), OptionalInt.empty(), Optional.of(storageFormat));
            assertEqualsIgnoreOrder(result.getMaterializedRows(), resultBuilder.build().getMaterializedRows());
        }
    }
    // test rollback
    Set<String> existingFiles;
    Path stagingPathRoot;
    try (Transaction transaction = newTransaction()) {
        ConnectorMetadata metadata = transaction.getMetadata();
        ConnectorSession session = newSession();
        existingFiles = listAllDataFiles(transaction, tableName.getSchemaName(), tableName.getTableName());
        assertFalse(existingFiles.isEmpty());
        ConnectorTableHandle tableHandle = getTableHandle(metadata, tableName);
        List<ColumnHandle> columnHandles = ImmutableList.copyOf(metadata.getColumnHandles(session, tableHandle).values());
        // "stage" insert data
        ConnectorInsertTableHandle insertTableHandle = metadata.beginInsert(session, tableHandle);
        stagingPathRoot = getStagingPathRoot(insertTableHandle);
        ConnectorPageSink sink = pageSinkProvider.createPageSink(transaction.getTransactionHandle(), session, insertTableHandle);
        sink.appendPage(CREATE_TABLE_PARTITIONED_DATA.toPage());
        sink.appendPage(CREATE_TABLE_PARTITIONED_DATA.toPage());
        getFutureValue(sink.finish());
        // verify we did not modify the table directory
        assertEquals(listAllDataFiles(transaction, tableName.getSchemaName(), tableName.getTableName()), existingFiles);
        // verify all temp files start with the unique prefix
        Set<String> tempFiles = listAllDataFiles(getStagingPathRoot(insertTableHandle));
        assertTrue(!tempFiles.isEmpty());
        for (String filePath : tempFiles) {
            assertTrue(new Path(filePath).getName().startsWith(getFilePrefix(insertTableHandle)));
        }
        // rollback insert
        transaction.rollback();
    }
    try (Transaction transaction = newTransaction()) {
        ConnectorMetadata metadata = transaction.getMetadata();
        ConnectorSession session = newSession();
        ConnectorTableHandle tableHandle = getTableHandle(metadata, tableName);
        List<ColumnHandle> columnHandles = filterNonHiddenColumnHandles(metadata.getColumnHandles(session, tableHandle).values());
        // verify the data is unchanged
        MaterializedResult result = readTable(transaction, tableHandle, columnHandles, newSession(), TupleDomain.all(), OptionalInt.empty(), Optional.empty());
        assertEqualsIgnoreOrder(result.getMaterializedRows(), resultBuilder.build().getMaterializedRows());
        // verify we did not modify the table directory
        assertEquals(listAllDataFiles(transaction, tableName.getSchemaName(), tableName.getTableName()), existingFiles);
        // verify temp directory is empty
        assertTrue(listAllDataFiles(stagingPathRoot).isEmpty());
    }
}