Function collect_pk_equalities

nodedb-sql/src/planner/dml_helpers.rs:166–204

(expr: &ast::Expr, pk: &str, keys: &mut Vec<SqlValue>)

}

fn collect_pk_equalities(expr: &ast::Expr, pk: &str, keys: &mut Vec<SqlValue>) {
    match expr {
        ast::Expr::BinaryOp {
            left,
            op: ast::BinaryOperator::Eq,
            right,
        } => {
            if is_column(left, pk)
                && let Ok(v) = expr_to_sql_value(right)
            {
                keys.push(v);
            } else if is_column(right, pk)
                && let Ok(v) = expr_to_sql_value(left)
            {
                keys.push(v);
            }
        }
        ast::Expr::BinaryOp {
            left,
            op: ast::BinaryOperator::Or,
            right,
        } => {
            collect_pk_equalities(left, pk, keys);
            collect_pk_equalities(right, pk, keys);
        }
        ast::Expr::InList {
            expr: inner,
            list,
            negated: false,
        } if is_column(inner, pk) => {
            for item in list {
                if let Ok(v) = expr_to_sql_value(item) {
                    keys.push(v);
                }
            }
        }
        _ => {}
    }
}

fn is_column(expr: &ast::Expr, name: &str) -> bool {
    match expr {