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Á´½Ó·þÎñÆ÷ "(null)" µÄ OLE DB ·ÃÎÊ½Ó¿Ú "MICROSOFT.JET.OLEDB.4.0" ±¨´í¡£Ìṩ³ÌÐòδ¸ø³öÓйشíÎóµÄÈκÎÐÅÏ¢¡£
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/// <summary>
        /// ´ò¿ªÎļþ
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button2_Click(object sender, EventArgs e)
        {
            OpenFileDialog ofd = new OpenFileDialog();
            ofd.ShowDialog();
            ofd.Filter = "Excel Îļþ(*.xls)|";
            ofd.ValidateNames = true;
            ofd.CheckPathExists = true;
            ofd.CheckFileExists = true;
            string filepath = ofd.FileName;
            this.textBox1.Text = filepath;
        }
        public void ExecMothod()
        {
      &nb


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BEGIN
  UPDATE emp SET sal=sal+100 WHERE empno=1234;
  IF SQL%FOUND THEN
       DBMS_OUTPUT.PUT_LINE('³É¹¦Ð޸ĹÍÔ±¹¤×Ê£¡');
       ......

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CREATE TABLE [TestTable] (
[ID] [int] IDENTITY (1, 1) NOT NULL ,
[FirstName] [nvarchar] (100) COLLATE Chinese_PRC_CI_AS NULL ,
[LastName] [nvarchar] (100) COLLATE Chinese_PRC_CI_AS NULL ,
[Country] [nvarchar] (50) COLLATE Chinese_PRC_CI_AS NULL ,
[Note] [nvarchar ......

SQL server 2005(´æ´¢¹ý³Ì)


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   ´æ´¢¹ý³ÌÊÇÒ»×éÔ¤ÏȱàÒëºÃµÄT--SQL´úÂ룬ǿµ÷Ò»µã£ºÕâЩ´úÂëÊÇÔ¤±àÒëºÃµÄ£¬¼´ÔÚÖ´ÐÐʱ¾Í²»ÓÃÔÚ½øÐбàÒëÁË£¬ÕâÑù»áÌá¸ß³ÌÐòµÄÔËÐÐЧÂÊ¡£ËüÀàËÆÓÚÆäËû¸ß¼¶ÓïÑÔÀïµÄ¹ý³Ì£¬¼´Íê³ÉÌØ¶¨¹¦Äܵĺ¯Êý¡£´æ´¢¹ý³Ì·ÖÁ½ÀࣺϵͳÌṩµÄ´æ´¢¹ý³Ì£¬Óû§×Ô¼º¶¨ÒåµÄ´æ´¢¹ý³Ì£¬ÏµÍ³¶¨ÒåµÄÒÔ sp_Ϊǰ׺¡£
¶ ......

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select pcode from (
        select h.k,h.d,h.m,h.u,l.areacode,
               l.areacode||substr(h.u,4,length(h.u))||h.k pcode
         from(
 &nb ......

sql server²éѯµ¼ÈëEXCEL


insert into OPENROWSET('MICROSOFT.JET.OLEDB.4.0'
,'Excel 8.0;HDR=YES;DATABASE=c:\test.xls',sheet1$)
select * from ±íÃû
Èç¹ûÊÇÉú³Éexcel時ÓÃbcp
--µ¼³ö²éѯµÄÇé¿ö
EXEC master..xp_cmdshell 'bcp "SELECT au_fname, au_lname from pubs..authors ORDER BY au_lname" queryout "c:\test.xls" /c -/S"·þÎ ......
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