/// <summary> /// 更新一条数据 /// </summary> public bool Update(ManagePhones.Model.Users model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update users set "); strSql.Append("username=@username,"); strSql.Append("password=@password"); strSql.Append(" where Id=@Id"); MySqlParameter[] parameters = { new MySqlParameter("@username", MySqlDbType.VarChar, 255), new MySqlParameter("@password", MySqlDbType.VarChar, 255), new MySqlParameter("@Id", MySqlDbType.Int32, 11) }; parameters[0].Value = model.username; parameters[1].Value = model.password; parameters[2].Value = model.Id; int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 增加一条数据 /// </summary> public bool Add(ManagePhones.Model.Users model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into users("); strSql.Append("username,password)"); strSql.Append(" values ("); strSql.Append("@username,@password)"); MySqlParameter[] parameters = { new MySqlParameter("@username", MySqlDbType.VarChar, 255), new MySqlParameter("@password", MySqlDbType.VarChar, 255) }; parameters[0].Value = model.username; parameters[1].Value = model.password; int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public ManagePhones.Model.Users DataRowToModel(DataRow row) { ManagePhones.Model.Users model = new ManagePhones.Model.Users(); if (row != null) { if (row["Id"] != null && row["Id"].ToString() != "") { model.Id = int.Parse(row["Id"].ToString()); } if (row["username"] != null) { model.username = row["username"].ToString(); } if (row["password"] != null) { model.password = row["password"].ToString(); } } return(model); }
/// <summary> /// 得到一个对象实体 /// </summary> public ManagePhones.Model.Users GetModel(int Id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select Id,username,password from users "); strSql.Append(" where Id=@Id"); MySqlParameter[] parameters = { new MySqlParameter("@Id", MySqlDbType.Int32) }; parameters[0].Value = Id; ManagePhones.Model.Users model = new ManagePhones.Model.Users(); DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }