急!非常简单问题!请问如何在asp.net中添加,修改sql server表的内容!立即结贴!!!
我用以下语句连上了数据库:
Dim objConnection As New SqlConnection(strConnection)
Dim strSQL As String = "SELECT * FROM 学生档案表;"
Dim objCommand As New SqlCommand(strSQL, objConnection)
objConnection.Open()
请问我想执行以下sql应该怎么做,请大侠指点!十分感谢!
Update 学生档案表 set 是否注册='是' WHERE 学号='800000';
问题点数:100、回复次数:10Top
1 楼softye(阿申)回复于 2003-11-01 01:58:56 得分 10
Dim objConnection As New SqlConnection(strConnection)
Dim strSQL As String = "Update 学生档案表 set 是否注册='是' WHERE 学号='800000'"
Dim objCommand As New SqlCommand(strSQL, objConnection)
objConnection.Open()
objCommand.ExecuteNonQuery()
Top
2 楼betteronly(小鸟试飞)回复于 2003-11-01 02:29:48 得分 10
Dim strSQL As String = "Update 学生档案表 set 是否注册='是' WHERE 学号='800000'"
Dim objCommand As New SqlCommand(strSQL, objConnection)
objConnection.Open()
objCommand.ExecuteNonQuery()
objConnection.Close()Top
3 楼srj911(人海茫茫)回复于 2003-11-01 08:48:54 得分 10
Dim objConnection As New SqlConnection(strConnection)
Dim strSQL As String = "SELECT * FROM 学生档案表;"
Dim objCommand As New SqlCommand(strSQL, objConnection)
objConnection.Open()
objCommand.ExecuteNonQuery()Top
4 楼colee(冷面 ◎ 虚者神头)回复于 2003-11-01 09:33:50 得分 10
objCommand.ExecuteNonQuery()
objCommand.Dispose()
Top
5 楼zdnet(Qoo.NET)回复于 2003-11-01 09:39:40 得分 10
Dim strSQL As String = "Update 学生档案表 set 是否注册='是' WHERE 学号='800000'"
Dim objCommand As New SqlCommand(strSQL, objConnection)
objConnection.Open()
try
objCommand.ExecuteNonQuery()
catch
end try
objConnection.Close()Top
6 楼IamBird()回复于 2003-11-01 09:44:40 得分 10
Dim objConnection As New SqlConnection(strConnection)
Dim strSQL As String = "Update 学生档案表 set 是否注册='是' WHERE 学号='800000'"
Dim objCommand As New SqlCommand(strSQL, objConnection)
objConnection.Open()
objCommand.ExecuteNonQuery()Top
7 楼arding123(阿拉丁)回复于 2003-11-01 09:50:46 得分 10
Dim strSQL As String = "Update 学生档案表 set 是否注册='是' WHERE 学号='800000'"
Dim objCommand As New SqlCommand(strSQL, objConnection)
objConnection.Open()
try
objCommand.ExecuteNonQuery()
catch
end try
objConnection.Close()
1,用try catch 可以捕获并处理错误
2,别忘记关闭连接 objConnection.Close()
Top
8 楼rgbcn(奔向.net)回复于 2003-11-01 09:53:31 得分 10
String insertCmd = "insert into Authors (au_id, au_lname, au_fname, phone, address, city, state, zip, contract) values (@Id, @LName, @FName, @Phone, @Address, @City, @State, @Zip, @Contract)";
SqlCommand myCommand = new SqlCommand(insertCmd, myConnection);
myCommand.Parameters.Add(new SqlParameter("@Id", SqlDbType.NVarChar, 11));
myCommand.Parameters["@Id"].Value = Server.HtmlEncode(au_id.Value);
myCommand.Parameters.Add(new SqlParameter("@LName", SqlDbType.NVarChar, 40));
myCommand.Parameters["@LName"].Value = Server.HtmlEncode(au_lname.Value);
myCommand.Parameters.Add(new SqlParameter("@FName", SqlDbType.NVarChar, 20));
myCommand.Parameters["@FName"].Value = Server.HtmlEncode(au_fname.Value);
myCommand.Parameters.Add(new SqlParameter("@Phone", SqlDbType.NChar, 12));
myCommand.Parameters["@Phone"].Value = Server.HtmlEncode(phone.Value);
myCommand.Parameters.Add(new SqlParameter("@Address", SqlDbType.NVarChar, 40));
myCommand.Parameters["@Address"].Value = Server.HtmlEncode(address.Value);
myCommand.Parameters.Add(new SqlParameter("@City", SqlDbType.NVarChar, 20));
myCommand.Parameters["@City"].Value = Server.HtmlEncode(city.Value);
myCommand.Parameters.Add(new SqlParameter("@State", SqlDbType.NChar, 2));
myCommand.Parameters["@State"].Value = state.Value;
myCommand.Parameters.Add(new SqlParameter("@Zip", SqlDbType.NChar, 5));
myCommand.Parameters["@Zip"].Value = Server.HtmlEncode(zip.Value);
myCommand.Parameters.Add(new SqlParameter("@Contract", SqlDbType.NVarChar,1));
myCommand.Parameters["@Contract"].Value = contract.Value;
myCommand.Connection.Open();
插入数据
Top
9 楼rgbcn(奔向.net)回复于 2003-11-01 09:54:01 得分 10
see
http://www.tongyi.net/article/20020121/200201213033.shtmlTop
10 楼YAOTIEBING(寻找失去的自我)回复于 2003-11-01 13:42:49 得分 10
Dim objConnection As New SqlConnection(strConnection)
Dim strSQL As String = "Update 学生档案表 set 是否注册='是' WHERE 学号='800000'"
Dim objCommand As New SqlCommand(strSQL, objConnection)
objConnection.Open()
objCommand.ExecuteNonQuery()
Top



