Function parquet2::read::read_columns_indexes
source · pub fn read_columns_indexes<R: Read + Seek>(
reader: &mut R,
chunks: &[ColumnChunkMetaData]
) -> Result<Vec<Box<dyn Index>>, Error>
Expand description
Reads the column indexes of all ColumnChunkMetaData
and deserializes them into Index
.
Returns an empty vector if indexes are not available