Learn SQL and use the ORM is usually the correct answer. Let it print out the SQL queries and how long they take (ORMs do that out of the box), then check for i

Learn SQL and use the ORM is usually the correct answer. Let it print out the SQL queries and how long they take (ORMs do that out of the box), then check for indexes and other standard issues. If there’s some unusual complex query to be written, sure, write that by hand.