Database problem
SELECT ID, SUM(Totaalprijs) Totaal FROM Bestelregel WHERE OrderID =
You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1SELECT ID, SUM(Totaalprijs) Totaal FROM Bestelregel WHERE OrderID =
You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1