flat_projected_columns

mito2::read::flat_projection

Function flat_projected_columns 

Source 
pub(crate) fn flat_projected_columns(
    metadata: &RegionMetadata,
    format_projection: &FormatProjection,
) -> Vec<(ColumnId, ConcreteDataType)>
Expand description

Returns ids and datatypes of columns of the output batch after applying the projection.

It adds the time index column if it doesn’t present in the projection.