Function strip_inner_query

datafusion/expr/src/logical_plan/invariants.rs:393–401

(inner_plan: &LogicalPlan)

}

fn strip_inner_query(inner_plan: &LogicalPlan) -> &LogicalPlan {
    match inner_plan {
        LogicalPlan::Projection(projection) => {
            strip_inner_query(projection.input.as_ref())
        }
        LogicalPlan::SubqueryAlias(alias) => strip_inner_query(alias.input.as_ref()),
        other => other,
    }
}

fn get_correlated_expressions(inner_plan: &LogicalPlan) -> Result<Vec<Expr>> {
    let mut exprs = vec![];