Function extract_join_on_condition

nodedb-sql/src/planner/cte.rs:494–504

(op: &ast::JoinOperator)

}

fn extract_join_on_condition(op: &ast::JoinOperator) -> Option<&ast::Expr> {
    use ast::JoinOperator::*;
    let constraint = match op {
        Inner(c) | LeftOuter(c) | RightOuter(c) | FullOuter(c) => c,
        _ => return None,
    };
    match constraint {
        ast::JoinConstraint::On(expr) => Some(expr),
        _ => None,
    }
}

fn plan_cte_branch(
    expr: &SetExpr,