c# 连接access数据库
<configuration>
<appSettings>
<add key="*" value="Provider=Microsoft.ACE.OLEDB.12.0;Data Source=D:aa.accdb;Persist Security Info=False"/>
</appSettings>
</configuration>
注意:2007:Microsoft.ACE.OLEDB.12.0,2003:Microsoft.Jet.OLEDB.4.0