web.config
第一种方法:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
|
<?xml version= "1.0" encoding= "utf-8" ?> <!-- 有关如何配置 ASP.NET 应用程序的详细消息,请访问 http: //go.microsoft.com/fwlink/?LinkId=169433 --> <configuration> <appSettings> <add key= "AccessConnString" value= "provider=microsoft.jet.oledb.4.0;data source=" /> <add key= "AccessDbPath" value= "~/App_Data/guestbook.mdb" /> </appSettings> <connectionStrings> <add name= "AccessConnectionString" connectionString= "Provider=Microsoft.Jet.OleDb.4.0;Data Source=" providerName= "System.Data.OleDb" /> <add name= "Access_Path" connectionString= "~/App_Data/guestbook.mdb" /> <add name= "SqlConnectionString" connectionString= "Data Source=localhost;Initial Catalog=guestbook;User ID=sa;password=123456;" providerName= "System.Data.SqlClient" /> <add name= "OracleConnectionString" connectionString= "Data Source=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=xp2008)(PORT=1521)))(CONNECT_DATA=(SID=guandb)(SERVER=DEDICATED)));User ID=system;Password=k2763826;Unicode=True" providerName= "System.Data.OracleClient" /> </connectionStrings> <system.web> <compilation debug= "true" targetFramework= "4.0" /> </system.web> </configuration> |
第二种方法:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
|
<?xml version= "1.0" encoding= "utf-8" ?> <!-- 有关如何配置 ASP.NET 应用程序的详细消息,请访问 http: //go.microsoft.com/fwlink/?LinkId=169433 --> <configuration> <appSettings> <add key= "AccessConnString" value= "provider=microsoft.jet.oledb.4.0;data source=" /> <add key= "AccessDbPath" value= "~/App_Data/guestbook.mdb" /> </appSettings> <connectionStrings> <add name= "AccessConnectionString" connectionString= "Provider=Microsoft.Jet.Oledb.4.0;data source=" /> <add name= "Access_Path" connectionString= "~/App_Data/guestbook.mdb" /> <add name= "SqlConnectionString" connectionString= "Data Source=localhost;Initial Catalog=HuaRunDb;User ID=sa;password=123456;" providerName= "System.Data.SqlClient" /> </connectionStrings> <system.web> <compilation debug= "true" targetFramework= "4.0" /> </system.web> </configuration> |
后台 aspx.CS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
|
using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.Configuration; using System.Configuration; using System.Data.OleDb; using System.Data; namespace TestOracle { public partial class TestConnect : System.Web.UI.Page { public static readonly string connStr1 = System.Web.Configuration.WebConfigurationManager.ConnectionStrings[ "AccessConnectionString" ].ConnectionString+ HttpContext.Current.Server.MapPath(WebConfigurationManager.ConnectionStrings[ "Access_Path" ].ConnectionString); public static readonly string connStr2 = System.Configuration.ConfigurationManager.AppSettings[ "AccessConnString" ].ToString() + System.Web.HttpContext.Current.Server.MapPath(ConfigurationManager.AppSettings[ "AccessDbPath" ]) + ";" ; public static readonly string connStr3 = "Provider = Microsoft.Jet.OLEDB.4.0 ;Data Source=" + HttpContext.Current.Server.MapPath( "~/App_Data/guestbook.mdb" ); protected void Page_Load( object sender, EventArgs e) { } protected void Button1_Click( object sender, EventArgs e) { OleDbConnection conn = new OleDbConnection(connStr1); try { conn.Open(); string sql = "select * from GtContent" ; OleDbDataAdapter myadapter = new OleDbDataAdapter(sql, conn); DataSet ds = new DataSet(); myadapter.Fill(ds); this .GridView1.DataSource = ds; this .GridView1.DataBind(); this .Label1.Text = "数据库连接成功!" ; } catch (Exception ee) { this .Label1.Text = ee.ToString(); } } } } |
以上所述是小编给大家介绍的ASP.NET连接 Access数据库的几种方法,希望对大家有所帮助,如果大家有任何疑问请给我留言,小编会及时回复大家的。在此也非常感谢大家对服务器之家网站的支持!
原文链接:http://www.cnblogs.com/tiger8000/archive/2012/01/03/2310936.html