Posts by zidenis • 26 points

• 1

  votes

  2

  answers

  1252

  views

  A: How to remove duplicate query values in two tables?

  In SQL, a simple but not very efficient solution for processing: select email, nome, id from usuarios union select email, nome, id from alunos where email not in (select email from usuarios);…

  php sql laravel

  answered 7 years, 8 months ago zidenis 26