SQL Berechnung

[Stevie]

1.

Delphi-Quellcode:

begin
  if Query.Locate('DATUM', Datum, []) then
    {...}
end;

2.

Delphi-Quellcode:

begin
  Query.First;
  Summe := 0;
  while not Query.Eof do
  begin
    Summe := Summe + Query.FieldValues['WERT'];
    Query.Next;
  end;
end;