当我通过移动应用程序传递此查询时，它执行但数据未保存 [英] whn I passed this query through moible application it excute but data not save

问题描述

但是当我通过移动应用程序传递此查询时，它执行但数据未保存..为什么

but whn I passed this query through moible application it excute but data not save .. whyy

string path;
path = System.IO.Path.GetDirectoryName(
System.Reflection.Assembly.GetExecutingAssembly().GetName().CodeBase);
SqlCeConnection con = new SqlCeConnection(@"Data Source=" + path + @"\AppDatabase2.sdf;Persist Security Info=False");
 string Query = "Insert into userlist(usernames,pwd) values('ff','ff')";
 con.Open();
 SqlCeCommand cmd = new SqlCeCommand(Query);
cmd.Connection = con; 

cmd.ExecuteNonQuery();

[edit]整理代码块，标记-OriginalGriff [/edit]

[edit]Code block tidied up, Tags - OriginalGriff[/edit]

推荐答案

请确保您有权访问相应的DB，并且路径正确. br/> 基于 http://www.connectionstrings.com/sql-server-2005-ce [ ^ ]，此连接字符串看起来很合适.

Make sure you have rights to access the appropriate DB and that the path is correct.
Based on http://www.connectionstrings.com/sql-server-2005-ce[^], this connection string looks appropriate.

这篇关于当我通过移动应用程序传递此查询时，它执行但数据未保存的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！