Package com.facebook.presto.spi

Examples of com.facebook.presto.spi.TableHandle

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    @Test
    public void testGetRecords()
            throws Exception
    {
        TableHandle tableHandle = getTableHandle(table);
        ConnectorTableMetadata tableMetadata = metadata.getTableMetadata(tableHandle);
        List<ColumnHandle> columnHandles = ImmutableList.copyOf(metadata.getColumnHandles(tableHandle).values());
        Map<String, Integer> columnIndex = indexColumns(columnHandles);

        PartitionResult partitionResult = splitManager.getPartitions(tableHandle, TupleDomain.all());
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    @Test
    public void testGetPartialRecords()
            throws Exception
    {
        TableHandle tableHandle = getTableHandle(table);
        List<ColumnHandle> columnHandles = ImmutableList.copyOf(metadata.getColumnHandles(tableHandle).values());
        Map<String, Integer> columnIndex = indexColumns(columnHandles);

        PartitionResult partitionResult = splitManager.getPartitions(tableHandle, TupleDomain.all());
        List<Split> splits = getAllSplits(splitManager.getPartitionSplits(tableHandle, partitionResult.getPartitions()));
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    @Test
    public void testGetRecordsUnpartitioned()
            throws Exception
    {
        TableHandle tableHandle = getTableHandle(tableUnpartitioned);
        List<ColumnHandle> columnHandles = ImmutableList.copyOf(metadata.getColumnHandles(tableHandle).values());
        Map<String, Integer> columnIndex = indexColumns(columnHandles);

        PartitionResult partitionResult = splitManager.getPartitions(tableHandle, TupleDomain.all());
        List<Split> splits = getAllSplits(splitManager.getPartitionSplits(tableHandle, partitionResult.getPartitions()));
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    @Test(expectedExceptions = RuntimeException.class, expectedExceptionsMessageRegExp = ".*" + INVALID_COLUMN + ".*")
    public void testGetRecordsInvalidColumn()
            throws Exception
    {
        TableHandle table = getTableHandle(tableUnpartitioned);
        PartitionResult partitionResult = splitManager.getPartitions(table, TupleDomain.all());
        Split split = Iterables.getFirst(getAllSplits(splitManager.getPartitionSplits(table, partitionResult.getPartitions())), null);
        RecordSet recordSet = recordSetProvider.getRecordSet(split, ImmutableList.of(invalidColumnHandle));
        recordSet.cursor();
    }
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        // commit the table
        metadata.commitCreateTable(outputHandle, ImmutableList.of(fragment));

        // load the new table
        TableHandle tableHandle = getTableHandle(temporaryCreateSampledTable);
        List<ColumnHandle> columnHandles = ImmutableList.<ColumnHandle>builder()
                .addAll(metadata.getColumnHandles(tableHandle).values())
                .add(metadata.getSampleWeightColumnHandle(tableHandle))
                .build();
        assertEquals(columnHandles.size(), 2);
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        // commit the table
        metadata.commitCreateTable(outputHandle, ImmutableList.of(fragment));

        // load the new table
        TableHandle tableHandle = getTableHandle(temporaryCreateTable);
        List<ColumnHandle> columnHandles = ImmutableList.copyOf(metadata.getColumnHandles(tableHandle).values());

        // verify the metadata
        tableMetadata = metadata.getTableMetadata(getTableHandle(temporaryCreateTable));
        assertEquals(tableMetadata.getOwner(), tableOwner);
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    @Test
    public void testCreateTable()
    {
        assertNull(metadata.getTableHandle(DEFAULT_TEST_ORDERS));

        TableHandle tableHandle = metadata.createTable(getOrdersTable());
        assertInstanceOf(tableHandle, NativeTableHandle.class);
        assertEquals(((NativeTableHandle) tableHandle).getTableId(), 1);

        ConnectorTableMetadata table = metadata.getTableMetadata(tableHandle);
        assertTableEqual(table, getOrdersTable());
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    @Test
    public void testPartitionShardCommit()
            throws Exception
    {
        long tableId = 1;
        TableHandle tableHandle = new NativeTableHandle("demo", "test", tableId, null);
        UUID shardId1 = UUID.randomUUID();
        UUID shardId2 = UUID.randomUUID();

        assertNotEquals(shardId2, shardId1);
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    public void testNativeDeserialize()
            throws Exception
    {
        String json = objectMapper.writeValueAsString(NATIVE_AS_MAP);

        TableHandle tableHandle = objectMapper.readValue(json, TableHandle.class);
        assertEquals(tableHandle.getClass(), NativeTableHandle.class);
        NativeTableHandle nativeHandle = (NativeTableHandle) tableHandle;

        assertEquals(nativeHandle.getTableId(), 1);
        assertEquals(nativeHandle.getSchemaName(), "native_schema");
        assertEquals(nativeHandle.getTableName(), "native_table");
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    public void testSystemDeserialize()
            throws Exception
    {
        String json = objectMapper.writeValueAsString(SYSTEM_AS_MAP);

        TableHandle tableHandle = objectMapper.readValue(json, TableHandle.class);
        assertEquals(tableHandle.getClass(), SystemTableHandle.class);
        SystemTableHandle systemHandle = (SystemTableHandle) tableHandle;

        assertEquals(systemHandle.getSchemaTableName(), new SchemaTableName("system_schema", "system_table"));
    }
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