网站介绍：文章浏览阅读74次。C#连接数据库固定代码模板删除数据库内容 //1.指定连接字符串 string connectionString = @“Data Source=LAPTOP-0BUQLA1E; Initial Catalog=test; Integrated Security=true”; //2新建连接 SqlConnection conn = new SqlConnection(connectionString);_private void getcourse() { sqlconnection cn = new sqlconnection(properties.s
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