Ejemplo n.º 1
0
 /// <summary>
 /// 根据主键Id删除一个用户
 /// </summary>
 /// <param name="id">主键Id</param>
 /// <param name="connectionString">链接字符串</param>
 /// <returns></returns>
 public bool DeleteEntityById(int id, string connectionString = null)
 {
     using (LightContext context = MySQLDataBaseConfig.CreateContext(connectionString))
     {
         context.User.Remove(context.Find <User>(id));
         return(context.SaveChanges() > 0);
     }
 }
Ejemplo n.º 2
0
 /// <summary>
 /// 修改一个用户
 /// </summary>
 /// <param name="entity">要修改的用户</param>
 /// <param name="connectionString">链接字符串</param>
 /// <returns></returns>
 public bool UpdateEntity(User entity, string connectionString = null)
 {
     using (LightContext context = MySQLDataBaseConfig.CreateContext(connectionString))
     {
         context.Update <User>(entity);
         return(context.SaveChanges() > 0);
     }
 }
Ejemplo n.º 3
0
 /// <summary>
 /// 批量添加实体
 /// </summary>
 /// <param name="entityList">要创建的实体</param>
 /// <param name="connectionString">链接字符串</param>
 /// <returns></returns>
 public bool CreateEntityList(IEnumerable <User> entityList, string connectionString = null)
 {
     using (LightContext context = MySQLDataBaseConfig.CreateContext(connectionString))
     {
         context.User.AddRange(entityList);
         return(context.SaveChanges() > 0);
     }
 }