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loaded_row_ranges_for_projection

parquet::arrow::push_decoder::reader_builder

Function loaded_row_ranges_for_projection 

Source 
fn loaded_row_ranges_for_projection(
    selection: Option<&RowSelection>,
    projection_mask: &ProjectionMask,
    offset_index: Option<&[OffsetIndexMetaData]>,
    total_rows: usize,
) -> Option<LoadedRowRanges>
Expand description

Computes row ranges for which every projected column has page data loaded.