Posts by Tiago Góes • 45 points

• 3

  votes

  1

  answer

  1316

  views

  Q: How to Make Select Self Relationship N:N

  I am unable to perform an SQL query with relationship N:N. I have a table of users and another with self relationship user_has_usuario, who will be registered responsible and students (from a…

  mysql sql select

  asked 7 years, 6 months ago Tiago Góes 45

• 1

  votes

  2

  answers

  576

  views

  Q: Problem when performing Join in tables with generalization

  I’m having difficulty performing a JOIN in tables the problem is the following: In a school bulletin system I have users, including students, guardians and school employees. I need to generate an…

  mysql sql join

  asked 7 years, 6 months ago Tiago Góes 45