Function mz_compute::render::top_k::render_intra_ts_thinning

fn render_intra_ts_thinning<S>(
    collection: Collection<S, (Row, Row), Diff>,
    order_key: Vec<ColumnOrder>,
    limit: MirScalarExpr
) -> Collection<S, (Row, Row), Diff>where
    S: Scope,
    S::Timestamp: Lattice,