Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

fastreport´òÓ¡´úÂë¼°SQLºÏ²¢×ֶεÄÓï¾ä

 procedure Tform1.Button5Click(Sender: TObject);
var
  p:pointer;
  FrfStr:string;
begin
  inherited;
  Screen.Cursor:=MYCURSORWAITHAND;
  with cdsPrint do
  begin
    Active:=false;
    //Õâ¸öSQLÓÃÓÚ½«remarkÖеļǼºÏ²¢µ½Ò»Æð!
    CommandText:='select a.ITEM_ID, a.ITEM_NAME,count(a.Coll_ID) as num,ltrim(max(sys_connect_by_path(a.remark, '';'')), '';'') remark '
      +' from (select /*+index(b,TAB_ORDER_I)*/ b.ITEM_ID,b.Coll_ID,b.ITEM_NAME,b.remark,row_number() over(partition by b.ITEM_ID order by b.ITEM_ID)'
      +' ITEM_ID1,row_number() over(order by b.ITEM_ID) + dense_rank() over(order by b.ITEM_ID) ITEM_ID2 '
      +' from TAB_ORDER b  where  b.Coll_ID ='''+DBComboBoxEh1.Text+''''
      +'  ) a'
      +' start with ITEM_ID1 = 1 connect by prior ITEM_ID2 = ITEM_ID2-1 group by a.ITEM_ID,'
      +' a.ITEM_NAME order by a.ITEM_ID ';
    Active:=true ;
  end;
  cds_Print.DisableControls;
  p:=cdsPrint.GetBookmark;
  FrfStr:='report1l.frf';
  try
    if cdsPrint.Active and (cdsPrint.RecordCount<>0) then
    begin
      frReport1.LoadfromFile(ExtractFilePath(ParamStr(0))+'Report\'+FrfStr);
      PrintSet;
      frReport1.ShowReport;
    end
    else
    begin
      Screen.Cursor:=crDefault;
      Application.MessageBox(pchar(STR_MESSAGEBOX_HEADER+'ûÓÐÊý¾Ý¿É´òÓ¡'),pchar(self.Caption),MB_OK or MB_ICONEXCLAMATION);
    end;
  finally
    cdsPrint.GotoBookmark(p);
    cdsPrint.EnableControls;
 &nb


Ïà¹ØÎĵµ£º

SQLÓïÑÔ»ù´¡¿¼ºË(¶þ)(oracle)

 2.¸ù¾ÝOracle Êý¾Ý¿âscott ģʽϵÄemp ±íºÍdept ±í£¬Íê³ÉÏÂÁвÙ×÷£º
      (1) ²éѯ20ºÅ²¿ÃŵÄËùÓÐÔ±¹¤ÐÅÏ¢£»
      (2) ²éѯËùÓй¤ÖÖΪCLERK µÄÔ±¹¤µÄÔ±¹¤ºÅ¡¢Ô±¹¤ÃûºÍ²¿Ãźţ»
      (3) ²éѯ½±½ðCOMM ¸ßÓÚ¹¤×ÊSAL µÄÔ±¹¤ÐÅÏ¢£»
  ......

sql sa怬

 ÎÊÌâÒ»¡¢Íü¼ÇÁ˵ǼMicrosoft SQL Server 2005 µÄsaµÄµÇ¼ÃÜÂë
½â¾ö·½·¨£ºÏÈÓÃwindowsÉí·ÝÑéÖ¤µÄ·½Ê½µÇ¼½øÈ¥£¬È»ºóÔÚ‘°²È«ÐÔ’-‘µÇ¼’-ÓÒ¼üµ¥»÷‘sa’-‘ÊôÐÔ’£¬ÐÞ¸ÄÃÜÂëµã»÷È·¶¨¾Í¿ÉÒÔÁË¡£
ÎÊÌâ¶þ¡¢Òѳɹ¦Óë·þÎñÆ÷½¨Á¢Á¬½Ó£¬µ«ÊÇÔڵǼ¹ý³ÌÖз¢Éú´íÈ¡¡££¨provider:¹ ......

SQLÖÐsaµÇ¼ʧ°Ü


MS-SQLÖÐsaµÇ¼ʧ°Ü:
¸Ã´íÎó²úÉúµÄÔ­ÒòÊÇÓÉÓÚSQL ServerʹÓÃÁË"½ö Windows"µÄÉí·ÝÑéÖ¤·½Ê½,
Òò´ËÓû§ÎÞ·¨Ê¹ÓÃSQL ServerµÄµÇ¼ÕÊ»§£¨Èç sa £©½øÐÐÁ¬½Ó.½â¾ö·½·¨ÈçÏÂËùʾ:
1.ÔÚ·þÎñÆ÷¶ËʹÓÃÆóÒµ¹ÜÀíÆ÷,²¢ÇÒÑ¡Ôñ"ʹÓà Windows Éí·ÝÑéÖ¤"Á¬½ÓÉÏ SQL Server
²Ù×÷²½Öè:
ÔÚÆóÒµ¹ÜÀíÆ÷ÖÐ
--ÓÒ¼üÄãµÄ·þÎñÆ÷ʵÀý(¾ÍÊÇÄÇ ......

SQLÊý¾Ý¿âÉè¼Æ¼¼ÇÉdz̸

Êý¾Ý¿âÉè¼Æ¾­Ñé̸
 
Ò»¸ö³É¹¦µÄ¹ÜÀíϵͳ£¬ÊÇÓÉ£º[50% µÄÒµÎñ + 50% µÄÈí¼þ] Ëù×é³É£¬¶ø 50% µÄ³É¹¦Èí¼þÓÖÓÐ [25% µÄÊý¾Ý¿â + 25% µÄ³ÌÐò] Ëù×é³É£¬Êý¾Ý¿âÉè¼ÆµÄºÃ»µÊÇÒ»¸ö¹Ø¼ü¡£Èç¹û°ÑÆóÒµµÄÊý¾Ý±È×öÉúÃüËù±ØÐèµÄѪҺ£¬ÄÇôÊý¾Ý¿âµÄÉè¼Æ¾ÍÊÇÓ¦ÓÃÖÐ×îÖØÒªµÄÒ»²¿·Ö¡£ÓйØÊý¾Ý¿âÉè¼ÆµÄ²ÄÁϺ¹Å£³ä¶°£¬´óѧѧλ¿Î³ÌÀïÒ²ÓÐ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ