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build_prefilter_masks

mito2::sst::parquet::prefilter

Function build_prefilter_masks 

Source 
async fn build_prefilter_masks(
    prefilter_ctx: &mut PrefilterContext,
    reader_builder: &RowGroupReaderBuilder,
    build_ctx: &RowGroupBuildContext<'_>,
    entries: &[PrefilterEntry],
) -> Result<(Option<BooleanBuffer>, usize)>