Package org.apache.druid.frame.read.columnar

Interface Summary

Interface	Description
FrameColumnReader	Embeds the logic to read a specific column from frames with a specific RowSignature.

Class Summary

Class	Description
ColumnPlus	Returned by FrameColumnReader.readColumn(org.apache.druid.frame.Frame).
ComplexFrameColumnReader
DoubleFrameColumnReader
FloatFrameColumnReader
FrameColumnReaders	Creates FrameColumnReader corresponding to a given column type and number.
LongFrameColumnReader
StringFrameColumnReader	Reader for StringFrameColumnWriter, types ColumnType.STRING and ColumnType.STRING_ARRAY.
UnsupportedColumnTypeFrameColumnReader	Dummy reader for unsupported types.