Examples with ColumnSize org.apache.drill.exec.record.RecordBatchSizer.ColumnSize used on opensource projects

Example 11 with ColumnSize

use of org.apache.drill.exec.record.RecordBatchSizer.ColumnSize in project drill by axbaretto.

the class TestRecordBatchSizer method testSizerFixedWidth.

@Test
public void testSizerFixedWidth() {
    BatchSchema schema = new SchemaBuilder().add("a", MinorType.BIGINT).add("b", MinorType.FLOAT8).build();
    RowSetBuilder builder = fixture.rowSetBuilder(schema);
    for (long i = 0; i < 10; i++) {
        builder.addRow(i, i * 0.1);
    }
    RowSet rows = builder.build();
    // Run the record batch sizer on the resulting batch.
    RecordBatchSizer sizer = new RecordBatchSizer(rows.container());
    assertEquals(2, sizer.columns().size());
    ColumnSize aColumn = sizer.columns().get("a");
    /**
     * stdDataSize:8, stdNetSize:8, dataSizePerEntry:8, netSizePerEntry:8,
     * totalDataSize:8*10, totalNetSize:8*10, valueCount:10,
     * elementCount:10, estElementCountPerArray:1, isVariableWidth:false
     */
    verifyColumnValues(aColumn, 8, 8, 8, 8, 80, 80, 10, 10, 1, false);
    ColumnSize bColumn = sizer.columns().get("b");
    verifyColumnValues(bColumn, 8, 8, 8, 8, 80, 80, 10, 10, 1, false);
    SingleRowSet empty = fixture.rowSet(schema);
    VectorAccessible accessible = empty.vectorAccessible();
    for (VectorWrapper<?> vw : accessible) {
        ValueVector v = vw.getValueVector();
        RecordBatchSizer.ColumnSize colSize = sizer.getColumn(v.getField().getName());
        // Allocates to nearest power of two
        colSize.allocateVector(v, testRowCount);
        assertEquals((Integer.highestOneBit(testRowCount) << 1), v.getValueCapacity());
        v.clear();
        // Allocates the same as value passed since it is already power of two.
        colSize.allocateVector(v, testRowCountPowerTwo);
        assertEquals(testRowCountPowerTwo, v.getValueCapacity());
        v.clear();
        // Allocate for max rows.
        colSize.allocateVector(v, ValueVector.MAX_ROW_COUNT);
        assertEquals(ValueVector.MAX_ROW_COUNT, v.getValueCapacity());
        v.clear();
        // Allocate for 0 rows. should atleast do allocation for 1 row.
        colSize.allocateVector(v, 0);
        assertEquals(ValueVector.MIN_ROW_COUNT, v.getValueCapacity());
        v.clear();
    }
    rows.clear();
    empty.clear();
}

Example 12 with ColumnSize

use of org.apache.drill.exec.record.RecordBatchSizer.ColumnSize in project drill by axbaretto.

the class TestRecordBatchSizer method testSizerVariableWidth.

@Test
public void testSizerVariableWidth() {
    BatchSchema schema = new SchemaBuilder().add("a", MinorType.VARCHAR).build();
    RowSetBuilder builder = fixture.rowSetBuilder(schema);
    StringBuilder stringBuilder = new StringBuilder();
    // a, aa, aaa, ... aaaaaaaaaa. totalSize = (10*11)/2 = 55
    for (long i = 0; i < 10; i++) {
        stringBuilder.append("a");
        builder.addRow(stringBuilder.toString());
    }
    RowSet rows = builder.build();
    // Run the record batch sizer on the resulting batch.
    RecordBatchSizer sizer = new RecordBatchSizer(rows.container());
    assertEquals(1, sizer.columns().size());
    ColumnSize aColumn = sizer.columns().get("a");
    /**
     * stdDataSize:50, stdNetSize:50+4, dataSizePerEntry:8, netSizePerEntry:8,
     * totalDataSize:(10*11)/2, totalNetSize:(10*11)/2 + 4*10, valueCount:10,
     * elementCount:10, estElementCountPerArray:1, isVariableWidth:true
     */
    verifyColumnValues(aColumn, 50, 54, 6, 10, 55, 95, 10, 10, 1, true);
    SingleRowSet empty = fixture.rowSet(schema);
    VectorAccessible accessible = empty.vectorAccessible();
    UInt4Vector offsetVector;
    for (VectorWrapper<?> vw : accessible) {
        ValueVector v = vw.getValueVector();
        RecordBatchSizer.ColumnSize colSize = sizer.getColumn(v.getField().getName());
        // Allocates to nearest power of two
        colSize.allocateVector(v, testRowCount);
        offsetVector = ((VariableWidthVector) v).getOffsetVector();
        assertEquals((Integer.highestOneBit(testRowCount) << 1), offsetVector.getValueCapacity());
        assertEquals(Integer.highestOneBit(testRowCount << 1) - 1, v.getValueCapacity());
        v.clear();
        // Allocates the same as value passed since it is already power of two.
        // -1 is done for adjustment needed for offset vector.
        colSize.allocateVector(v, testRowCountPowerTwo - 1);
        offsetVector = ((VariableWidthVector) v).getOffsetVector();
        assertEquals(testRowCountPowerTwo, offsetVector.getValueCapacity());
        assertEquals(testRowCountPowerTwo - 1, v.getValueCapacity());
        v.clear();
        // Allocate for max rows.
        colSize.allocateVector(v, ValueVector.MAX_ROW_COUNT - 1);
        offsetVector = ((VariableWidthVector) v).getOffsetVector();
        assertEquals(ValueVector.MAX_ROW_COUNT, offsetVector.getValueCapacity());
        assertEquals(ValueVector.MAX_ROW_COUNT - 1, v.getValueCapacity());
        v.clear();
        // Allocate for 0 rows. should atleast do allocation for 1 row.
        colSize.allocateVector(v, 0);
        offsetVector = ((VariableWidthVector) v).getOffsetVector();
        assertEquals(ValueVector.MIN_ROW_COUNT + 1, offsetVector.getValueCapacity());
        assertEquals(ValueVector.MIN_ROW_COUNT, v.getValueCapacity());
        v.clear();
    }
    empty.clear();
    rows.clear();
}

Example 13 with ColumnSize

use of org.apache.drill.exec.record.RecordBatchSizer.ColumnSize in project drill by apache.

the class RecordBatchStats method printRecordBatchStats.

/**
 * Constructs record batch statistics for the input record batch
 *
 * @param statsId instance identifier
 * @param ioType whether a record batch is an input or/and output
 * @param sourceId optional source identifier for scanners
 * @param batchSizer contains batch sizing information
 * @param verbose whether to include fine-grained stats
 *
 * @return a string containing the record batch statistics
 */
private static String printRecordBatchStats(String statsId, RecordBatchIOType ioType, String sourceId, RecordBatchSizer batchSizer, boolean verbose) {
    final StringBuilder msg = new StringBuilder();
    msg.append(BATCH_STATS_PREFIX);
    msg.append(" Operator: {");
    msg.append(statsId);
    if (sourceId != null) {
        msg.append(':');
        msg.append(sourceId);
    }
    msg.append("}, IO Type: {");
    msg.append(toString(ioType));
    msg.append("}, Batch size: {");
    msg.append("  Records: ");
    msg.append(batchSizer.rowCount());
    msg.append(", Total size: ");
    msg.append(batchSizer.getActualSize());
    msg.append(", Data size: ");
    msg.append(batchSizer.getNetBatchSize());
    msg.append(", Gross row width: ");
    msg.append(batchSizer.getGrossRowWidth());
    msg.append(", Net row width: ");
    msg.append(batchSizer.getNetRowWidth());
    msg.append(", Density: ");
    msg.append(batchSizer.getAvgDensity());
    msg.append("% }\n");
    if (verbose) {
        msg.append("Batch schema & sizes: {\n");
        for (ColumnSize colSize : batchSizer.columns().values()) {
            msg.append(BATCH_STATS_PREFIX);
            msg.append("\t");
            msg.append(statsId);
            msg.append('\t');
            msg.append(colSize.toString());
            msg.append(" }\n");
        }
        msg.append(" }\n");
    }
    return msg.toString();
}

Example 14 with ColumnSize

use of org.apache.drill.exec.record.RecordBatchSizer.ColumnSize in project drill by apache.

the class TestRecordBatchSizer method testSizerFixedWidth.

@Test
public void testSizerFixedWidth() {
    TupleMetadata schema = new SchemaBuilder().add("a", MinorType.BIGINT).add("b", MinorType.FLOAT8).buildSchema();
    RowSetBuilder builder = fixture.rowSetBuilder(schema);
    for (long i = 0; i < 10; i++) {
        builder.addRow(i, i * 0.1);
    }
    RowSet rows = builder.build();
    // Run the record batch sizer on the resulting batch.
    RecordBatchSizer sizer = new RecordBatchSizer(rows.container());
    assertEquals(2, sizer.columns().size());
    ColumnSize aColumn = sizer.columns().get("a");
    /**
     * stdDataSize:8, stdNetSize:8, dataSizePerEntry:8, netSizePerEntry:8,
     * totalDataSize:8*10, totalNetSize:8*10, valueCount:10,
     * elementCount:10, cardinality:1, isVariableWidth:false
     */
    verifyColumnValues(aColumn, 8, 8, 8, 8, 80, 80, 10, 10, 1, false);
    ColumnSize bColumn = sizer.columns().get("b");
    verifyColumnValues(bColumn, 8, 8, 8, 8, 80, 80, 10, 10, 1, false);
    SingleRowSet empty = fixture.rowSet(schema);
    VectorAccessible accessible = empty.vectorAccessible();
    for (VectorWrapper<?> vw : accessible) {
        ValueVector v = vw.getValueVector();
        RecordBatchSizer.ColumnSize colSize = sizer.getColumn(v.getField().getName());
        // Allocates to nearest power of two
        colSize.allocateVector(v, testRowCount);
        assertEquals((Integer.highestOneBit(testRowCount) << 1), v.getValueCapacity());
        v.clear();
        // Allocates the same as value passed since it is already power of two.
        colSize.allocateVector(v, testRowCountPowerTwo);
        assertEquals(testRowCountPowerTwo, v.getValueCapacity());
        v.clear();
        // Allocate for max rows.
        colSize.allocateVector(v, ValueVector.MAX_ROW_COUNT);
        assertEquals(ValueVector.MAX_ROW_COUNT, v.getValueCapacity());
        v.clear();
        // Allocate for 0 rows. should atleast do allocation for 1 row.
        colSize.allocateVector(v, 0);
        assertEquals(ValueVector.MIN_ROW_COUNT, v.getValueCapacity());
        v.clear();
    }
    rows.clear();
    empty.clear();
}

Example 15 with ColumnSize

use of org.apache.drill.exec.record.RecordBatchSizer.ColumnSize in project drill by apache.

the class TestRecordBatchSizer method testEmptyBatchNullableFixedWidth.

@Test
public void testEmptyBatchNullableFixedWidth() {
    TupleMetadata schema = new SchemaBuilder().addNullable("a", MinorType.BIGINT).addNullable("b", MinorType.FLOAT8).buildSchema();
    RowSetBuilder builder = fixture.rowSetBuilder(schema);
    RowSet rows = builder.build();
    // Run the record batch sizer on the resulting batch.
    RecordBatchSizer sizer = new RecordBatchSizer(rows.container());
    assertEquals(2, sizer.columns().size());
    ColumnSize aColumn = sizer.columns().get("a");
    ColumnSize bColumn = sizer.columns().get("b");
    /**
     * stdDataSize:8, stdNetSize:8+1, dataSizePerEntry:0, netSizePerEntry:0,
     * totalDataSize:0, totalNetSize:0, valueCount:0,
     * elementCount:0, cardinality:0, isVariableWidth:false
     */
    verifyColumnValues(aColumn, 8, 9, 0, 0, 0, 0, 0, 0, 0, false);
    verifyColumnValues(bColumn, 8, 9, 0, 0, 0, 0, 0, 0, 0, false);
    // Verify memory allocation is done correctly based on std size for empty batch.
    SingleRowSet empty = fixture.rowSet(schema);
    VectorAccessible accessible = empty.vectorAccessible();
    ValueVector bitVector, valueVector;
    for (VectorWrapper<?> vw : accessible) {
        ValueVector v = vw.getValueVector();
        RecordBatchSizer.ColumnSize colSize = sizer.getColumn(v.getField().getName());
        // Allocates to nearest power of two
        colSize.allocateVector(v, testRowCount);
        bitVector = ((NullableVector) v).getBitsVector();
        assertEquals((Integer.highestOneBit(testRowCount) << 1), bitVector.getValueCapacity());
        valueVector = ((NullableVector) v).getValuesVector();
        assertEquals(Integer.highestOneBit(testRowCount << 1), valueVector.getValueCapacity());
        v.clear();
        // Allocates the same as value passed since it is already power of two.
        colSize.allocateVector(v, testRowCountPowerTwo);
        bitVector = ((NullableVector) v).getBitsVector();
        assertEquals(testRowCountPowerTwo, bitVector.getValueCapacity());
        valueVector = ((NullableVector) v).getValuesVector();
        assertEquals(testRowCountPowerTwo, valueVector.getValueCapacity());
        v.clear();
        // Allocate for max rows.
        colSize.allocateVector(v, ValueVector.MAX_ROW_COUNT);
        bitVector = ((NullableVector) v).getBitsVector();
        assertEquals(ValueVector.MAX_ROW_COUNT, bitVector.getValueCapacity());
        valueVector = ((NullableVector) v).getValuesVector();
        assertEquals(ValueVector.MAX_ROW_COUNT, valueVector.getValueCapacity());
        v.clear();
        // Allocate for 0 rows. should atleast do allocation for 1 row.
        colSize.allocateVector(v, 0);
        bitVector = ((NullableVector) v).getBitsVector();
        assertEquals(ValueVector.MIN_ROW_COUNT, bitVector.getValueCapacity());
        valueVector = ((NullableVector) v).getValuesVector();
        assertEquals(ValueVector.MIN_ROW_COUNT, valueVector.getValueCapacity());
        v.clear();
    }
    empty.clear();
    rows.clear();
}