SQLCommand的用法public DataTable newTable(string procName,CommandType ct){ ODCmd = new SqlCommand(procName,ODCon);ODCmd.CommandType =CommandType.StoredProcedure;using (ODSdr = ODCmd.ExecuteReader(CommandBehavior.CloseConnection)){dt.Load(ODSdr);}r

sqlconnection sqlcommand 的用法 SQLCommand的用法public DataTable newTable(string procName,CommandType ct){ ODCmd = new SqlCommand(procName,ODCon);ODCmd.CommandType =CommandType.StoredProcedure;using (ODSdr = ODCmd.ExecuteReader(CommandBehavior.CloseConnection)){dt.Load(ODSdr);}r common & public 的用法?如题 in the public和in public的区别用法 意思 区别是in the public 不是to the public sqlcommandbuilder和sqlcommand意义上有什么区别,用法有什么区别? in public和to the public的意思用法有什么 区别? C# 看不懂,public void frmBooksql(){//打开数据库SqlConnection mySqlConnection = new SqlConnection(Conn);mySqlConnection.Open();string sqlQuery = SELECT * FROM Book;SqlCommand mySqlCommand = new SqlCommand(sqlQuery,mySqlConnection);mySqlComma 这句话的单引号什么意思?SqlCommand cmd = new SqlCommand(select * from login where username = ' + this.TextBox1.Text.Trim() + ' C#public的用法public AdminHomePage AdminHomePage { get; set; }刚开始学,怎么两个相同的名字呢? 关于单词public的用法make a donation to public和make a donation to the public有区别麽?加不加定冠词有区别麽? It's not polite of you to spit in public.解释下这里OF的用法. he had never sung in public before 中 never的用法对不对? using(){}是什么意思,看下面public int ExecuteSql(string sql){open();if (conn == null) return 0;int iResult = 0;using (SqlCommand sqlcmd = new SqlCommand(sql,conn)){try{sqlcmd.CommandTimeout = 300;sqlcmd.ExecuteNonQuery();iResult = 1;}catch (Ex ADO.NET中的SqlCommand类的作用谁知道?麻烦告知注：我的系统是ASP.NET+,C#,SQL ADO课程里面的简答题.1.SqlConnection作用及方法 2.SqlCommand作用不能一句话的那种 in the public.in public,the public place的区别 请求各位高手这个函数是什么函数?功能是什么?函数如下：public static DataTable ExecuteDataTable(string s,params SqlParameter[] parameters){using(SqlConnection conn=new SqlConnection(DBCon())){conn.Open();using (SqlCommand scm = public administration 与public management 的区别