Package io.trino.parquet.reader

Interface ColumnReader

All Known Implementing Classes:
AbstractColumnReader, BinaryColumnReader, BooleanColumnReader, DoubleColumnReader, FlatColumnReader, FloatColumnReader, Int32ShortDecimalColumnReader, Int64TimestampMillisColumnReader, Int64TimestampNanosColumnReader, IntColumnReader, LongColumnReader, LongDecimalColumnReader, NestedColumnReader, PrimitiveColumnReader, ShortDecimalColumnReader, TimeMicrosColumnReader, TimestampColumnReader, TimestampMicrosColumnReader, UuidColumnReader
public interface ColumnReader

  • Method Details

    • hasPageReader

      boolean hasPageReader()

    • setPageReader

      void setPageReader(PageReader pageReader, Optional<FilteredRowRanges> rowRanges)

    • prepareNextRead

      void prepareNextRead(int batchSize)

    • readPrimitive

      ColumnChunk readPrimitive()