Function arrow2::io::parquet::read::_read_columns_indexes

pub fn _read_columns_indexes<R>(
    reader: &mut R,
    chunks: &[ColumnChunkMetaData]
) -> Result<Vec<Box<dyn Index + 'static, Global>, Global>, Error> where
    R: Read + Seek, 

Available on crate feature io_parquet only.

Reads the column indexes of all ColumnChunkMetaData and deserializes them into [Index]. Returns an empty vector if indexes are not available