動態創建Tadoquery

function TForm1.checkmaxanamon2(value, _msaplanno: string): boolean;
var
  query:Tadoquery;
begin
     query := Tadoquery.Create(nil);
     query.Connection:=ADOConnection1;
     try
      with query do begin
        close;
        sql.Clear;
        sql.Text:='select max(anamon2) anamon2 from msa_plan_num_main where msaplanno='''+_msaplanno+''' or referno='''+_msaplanno+'''';
        open;
      end;
      if(query.RecordCount<>0) then
      begin
         if(strtoint(value)<query.FieldByName('anamon2').AsInteger) then
          result:=true
         else
          result:=false;
      end
      else
       result:=false;
     finally
       query.Free;
     end;
end;

 

動態創建Tadoquery