Examples with LongColumnWriter com.facebook.presto.orc.writer.LongColumnWriter used on opensource projects

Example 1 with LongColumnWriter

use of com.facebook.presto.orc.writer.LongColumnWriter in project presto by prestodb.

the class BenchmarkDictionaryWriter method writeDirect.

@Benchmark
public void writeDirect(BenchmarkData data) {
    ColumnWriter columnWriter;
    Type type = data.getType();
    if (type.equals(VARCHAR)) {
        columnWriter = new SliceDirectColumnWriter(COLUMN_INDEX, type, getColumnWriterOptions(), Optional.empty(), DWRF, this::newStringStatisticsBuilder, DWRF.createMetadataWriter());
    } else {
        columnWriter = new LongColumnWriter(COLUMN_INDEX, type, getColumnWriterOptions(), Optional.empty(), DWRF, IntegerStatisticsBuilder::new, DWRF.createMetadataWriter());
    }
    for (Block block : data.getBlocks()) {
        columnWriter.beginRowGroup();
        columnWriter.writeBlock(block);
        columnWriter.finishRowGroup();
    }
    columnWriter.close();
    columnWriter.reset();
}