VB.Net MySQL编程

问题描述

我的代码有问题.

Hi,
i have some problems with my code.

Dim sql As String
       Dim MySQLConnection As MySqlConnection
       MySQLConnection = New MySqlConnection
       MySQLConnection.ConnectionString = "server=127.0.0.1;Port=3307; User ID=root; password=qweqwe; database=test"
       MySQLConnection.Open()
       sql = "DELETE FROM online"
       Dim da As New MySqlDataAdapter(sql, MySQLConnection)
       Dim cb As New MySqlCommandBuilder(da)
       MySQLConnection.Close()

我可以连接到mysql做选择查询等等，但是我不能插入或删除行，这是什么问题，谢谢您.

I can connect to mysql do selections query and so on but i can''t insert or delete row what is the problem thank you.

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