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using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.IO;
using ADOX;//¸ÃÃüÃû¿Õ¼ä°üº¬´´½¨ACCESSµÄÀà(·½·¨)--½â¾ö·½°¸ ==> ÒýÓà ==> Ìí¼ÓÒýÓà ==> ÓÎÀÀÕÒµ½.dll
using JRO;//¸ÃÃüÃû¿Õ¼ä°üº¬Ñ¹ËõACCESSµÄÀà(·½·¨)
namespace EC
{
/// <summary>
/// Êý¾Ý¿â»Ö¸´ºÍ±¸·Ý
/// </summary>
public class SqlBackObject
{
public SqlBackObject()
{
//
// TODO: ÔÚ´Ë´¦Ìí¼Ó¹¹Ô캯ÊýÂß¼
//
}
#region SQLÊý¾Ý¿â±¸·Ý
/// <summary>
/// SQLÊý¾Ý¿â±¸·Ý
/// </summary>
/// <param name="ServerIP">SQL·þÎñÆ÷IP»ò(Localhost)</param>
 
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select charindex('c','abcdefg',1)
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select difference('bet','bit')
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select left('abcdef',3)
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select len('abcdefg')
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use pubs
go
select avg(distinct price) --ËãÆ½¾ùÊý
from titles
where type='business'
go
use pubs
go
select max(ytd_sales) --×î´óÊý
from titles
go
use pubs
go
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