½«ExcelµÄÊý¾Ýµ¼Èëµ½SQL 2005ÏÖÓеıíÖÐ
ÎÒÔÚ½«ExcelµÄÊý¾Ýµ¼Èëµ½SQLµÄʱºòÀÏÊdzöÏÖÏÂÃæµÄ´íÎó£º
ÅäÖÃÑ¡Ïî 'show advanced options' ÒÑ´Ó 1 ¸ü¸ÄΪ 1¡£ÇëÔËÐÐ RECONFIGURE Óï¾ä½øÐа²×°¡£
ÅäÖÃÑ¡Ïî 'Ad Hoc Distributed Queries' ÒÑ´Ó 1 ¸ü¸ÄΪ 1¡£ÇëÔËÐÐ RECONFIGURE Óï¾ä½øÐа²×°¡£
ÏûÏ¢ 7399£¬¼¶±ð 16£¬×´Ì¬ 1£¬µÚ 1 ÐÐ
Á´½Ó·þÎñÆ÷ "(null)" µÄ OLE DB ·ÃÎÊ½Ó¿Ú "MICROSOFT.JET.OLEDB.4.0" ±¨´í¡£Ìṩ³ÌÐòδ¸ø³öÓйشíÎóµÄÈκÎÐÅÏ¢¡£
ÏûÏ¢ 7303£¬¼¶±ð 16£¬×´Ì¬ 1£¬µÚ 1 ÐÐ
ÎÞ·¨³õʼ»¯Á´½Ó·þÎñÆ÷ "(null)" µÄ OLE DB ·ÃÎÊ½Ó¿Ú "MICROSOFT.JET.OLEDB.4.0" µÄÊý¾ÝÔ´¶ÔÏó¡£
ÎÒ½«´úÂëÌù³öÀ´£¬Íû´ó¼Ò°ïæָµãһϰ¡£¡·Ç³£¸Ðл£¡
/// <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
Ïà¹ØÎĵµ£º
´Ó²©¿ÍÔ°Öп´µ½Ò»ÆªÎÄÕ£¬½éÉÜ´óÈí¼þ¹«Ë¾ÃæÊÔʱ³£³£»á³öµÄÁ½µÀSQLÌ⣨¼û¸½Â¼£©¡£
ÎÒ¾õµÃÊÜÒæºÜ¶à£¬ÔÚ´Ë֮ǰ£¬ÎÒÒ»Ö±¾õµÃ£¬SQL2008ËÆºõÌṩÁËÕâ·½ÃæµÄÖ§³Ö£¬µ«¸üµÍµÄ°æ±¾£¬°üÀ¨2005£¬·ÇÓαê×ö²»³öÀ´£¨Ë®Æ½¹»²Ë£©¡£×ܽáÐĵÃÈçÏ£º
1¡¢ Ç¿´óµÄgroup by
1 select stdname,
2 isnull( ......
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 ......
Á·ÊÖ£¬Ã¿Ìì²é¿´±ðÈ˵Ķ«Î÷£¬²»Èç×Ô¼º×ܽáºÃ
1:replace º¯Êý
µÚÒ»¸ö²ÎÊýÄãµÄ×Ö·û´®£¬µÚ¶þ¸ö²ÎÊýÄãÏëÌæ»»µÄ²¿·Ö£¬µÚÈý¸ö²ÎÊýÄãÒªÌæ»»³Éʲô
select replace('lihan','a','b')
&nb ......
Ëø¶¨Êý¾Ý¿âµÄÒ»¸ö±í
SELECT * from table WITH (HOLDLOCK)
×¢Òâ: Ëø¶¨Êý¾Ý¿âµÄÒ»¸ö±íµÄÇø±ð
SELECT * from table WITH (HOLDLOCK)
ÆäËûÊÂÎñ¿ÉÒÔ¶ÁÈ¡±í£¬µ«²»ÄܸüÐÂɾ³ý
SELECT * from table WITH (TABLOCKX)
ÆäËûÊÂÎñ²»ÄܶÁÈ¡±í,¸üкÍɾ³ý
SELECT Óï¾äÖГ¼ÓËøÑ¡ÏŦÄÜ˵Ã÷
SQL ServerÌṩÁËÇ¿´ó¶øÍ ......
ÔÚ¼¤ÁÒµÄÊг¡¾ºÕù»·¾³Ï£¬ÉÌÈ˶ÔÊг¡»·¾³µÄ°ÑÎպ;ö²ßÖ±½Ó¹ØÏµµ½Êг¡µÄÇ÷ÊÆºÍ»úÓö£¬¶Ô¿Í»§ÐèÇóµÄ¿ìËÙÏàÓ¦Äܹ»Õ¼¾¡Êг¡µÄÏÈ»ú¡£ÔÚµ±½ñÉç»áµÄÈÕ³£ÉÌÎñ»î¶¯ÖУ¬ÒÔÍù»ýÀÛµÄÏà¹ØÉÌÒµÊý¾ÝÄܹ»ÎªºóÐøµÄÒµÎñ»î¶¯ÌṩÁ¼ºÃµÄ²Î¿¼ºÍÏòµ¼¡£ÔçÔÚ10ÓàÄêǰ£¬ÉÌÒµÖÇÄÜ£¨Business Intelligence£¬Ï³ÆBI£©³§É̾ÍÒѾ ......