.net core 连接mysql 一：建立sysuser实体类

1：先创建sysuser实体类

public class sysuser
{
/// <summary>
/// 编号Id
/// </summary>
public int Id { get; set; }
/// <summary>
/// 用户名
/// </summary>
public string UserName { get; set; }
/// <summary>
/// 密码
/// </summary>
public string PassWord { get; set; }
}