Function plan_nested_query

src/sql/src/plan/query.rs:1796–1825

(
    qcx: &mut QueryContext,
    q: &Query<Aug>,
)

}

pub fn plan_nested_query(
    qcx: &mut QueryContext,
    q: &Query<Aug>,
) -> Result<(HirRelationExpr, Scope), PlanError> {
    let PlannedQuery {
        mut expr,
        scope,
        order_by,
        limit,
        offset,
        project,
        group_size_hints,
    } = qcx.checked_recur_mut(|qcx| plan_query(qcx, q))?;
    if limit.is_some()
        || !offset
            .clone()
            .try_into_literal_int64()
            .is_ok_and(|offset| offset == 0)
    {
        expr = HirRelationExpr::top_k(
            expr,
            vec![],
            order_by,
            limit,
            offset,
            group_size_hints.limit_input_group_size,
        );
    }
    Ok((expr.project(project), scope))
}

fn plan_set_expr(
    qcx: &mut QueryContext,