[elarys]

Código Delphi [-]
var
  strSQL:string;
begin
  strSQL := 'SELECT * FROM USERPASS'+
    ' WHERE USUARIO = '+ QuotedStr('Isabel');
 
  IBDataSet1.Close;
  IBDataSet1.SelectSQL.Clear;
  IBDataSet1.SelectSQL.Add(strSQL);
  IBDataSet1.Open
end;