Posts by Mauricio Zambretti • 13 points

• 1

  votes

  2

  answers

  368

  views

  Q: Customers who bought in one year but not another

  I need to make a select that brings me which customers bought in 2016 and did not buy in 2017 and vice versa. This is my select: SELECT tc.`cod-emitente` AS CODIGO, tc.`nome-emit` AS CLIENTE,…

  mysql query select

  asked 7 years, 5 months ago Mauricio Zambretti 13