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5¡¢´ÓÍøÉÏÏÂÔØSQL server 2000 JDBC£¬È»ºó°²×°£¬°ÑÈý¸öJARÎļþ£º“mssqlserver.jar,msbase.jar,msutil.jar”µ¼Èëµ½ÏîÄ¿ÖÐ.
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<body >
<%
String driverName = "com.microsoft.jdbc.sqlserver.SQLServerDriver";
String dbURL = "jdbc:microsoft:sqlserver://localhost:1433; DatabaseName=pubs";
String userName = "sa";
String userPwd = "";
Connection dbConn = null;
try {
Class.forName(driverName);
dbConn = DriverManager.getConnection(dbURL, userName, userPwd);
Statement st = dbConn.createStatement();
out.print(" <body >
<%
String driverName = "com.microsoft.jdbc.sqlserver.SQLServerDriver";
String dbUR
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1.Óòéѯ·ÖÎöÆ÷ÖØÃüÃû
exec sp_rename ÔÃû³Æ, ÐÂÃû³Æ
sp_rename ÊÇ SQL Server™ ×Ô´øµÄÒ»¸ö´æ´¢¹ý³Ì£¬ÓÃÓÚ¸ü¸Äµ±Ç°Êý¾Ý¿âÖÐÓû§´´½¨µÄ¶ÔÏóµÄÃû³Æ£¬Èç±íÃû¡¢ÁÐ±í¡¢Ë÷ÒýÃûµÈ¡£
2.ÓÃÆóÒµ¹ÜÀíÆ÷ÖØÃüÃû
ÔÚ±íÉϵãÓÒ¼ü->“ËùÓÐÈÎÎñ”->“¹ÜÀí´¥·¢Æ÷”£¬Ñ¡ÖÐËùÒªÖØÃüÃûµÄ´¥·¢Æ÷£¬Ð޸Ĵ¥·¢Æ÷ ......
SQL:
using System.Data.SqlClient;
string sql = "server=.;uid=sa;pwd=;database=tablename;";
ACCESS:
using System.Data.OleDb;
string sql = "PROVIDER=Microsoft.Jet.OLEDB.4.0;DATA Source=" + HttpRuntime.AppDomainAppPath + "//App_Data//db.mdb";
HttpRuntime.AppDomainAppPath Ϊ¸ùĿ¼
......
1.²éÕÒÖØ¸´Êý¾Ý±íµÄidÒÔ¼°Öظ´Êý¾ÝµÄÌõÊý
select max(id) as nid,count(id) as ÖØ¸´ÌõÊý from tableName
group by linkname Having Count(*) > 1
2.²éÕÒÖØ¸´Êý¾Ý±íµÄÖ÷¼ü
select max(id) as nid from tableName
group by linkname Having Count(id) > 1
3.ɾ³ýÖØ¸´µÄÊý¾Ý
delete from table ......
¹ØÓÚSQL Prompt
µÄÆÆ½âÎÄÕÂÔ°×ÓÀïÒѾÓв»ÉÙÈË·¢¹ýÁË¡£ÆÆ½â˼·ÎÒÒ²²»ÏëÖØ¸´£¬²»ÖªµÀµÄ¿ÉÒԲο¼£ºhttp://www.cnblogs.com/jintan/archive/2008/06/16/1223282.html
¹Ù·½ÏÂÔØµØÖ·ÊÇ£ºhttp://downloads.red-gate.com/SQLToolbelt.exe
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