EverSQL Blog 5 Ways to implement NOT EXISTS in PostgreSQL

When building an application, usually we query our database to retrieve the things we already know: what orders a client made or, more generally, what steps in the app flow have already been taken. However, to correctly address the user journey, it is often more important to query the database and retrieve data that informs... Continue reading 5 Ways to implement NOT EXISTS in PostgreSQLThe post 5 Ways to implement NOT EXISTS in PostgreSQL appeared first on EverSQL.