SQL Zuweisung einer Variablen; Ausgabe in EDIT-Feld

[Stevie]

Besser: SELECT sum(Wert) as Summe FROM Datenbank WHERE Datum BETWEEN :von AND :bis

Delphi-Quellcode:

var
  Summe: Integer;
begin
  Edit1.Text := Query1.FieldByName('Summe').AsString;
  Summe := Query1.FieldByName('Summe').AsInteger;
end;