/// <summary> /// 更新一条数据 /// </summary> public bool Update(Topicsys.Model.t_log model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update t_log set "); strSql.Append("user_name=@user_name,"); strSql.Append("log_ip=@log_ip,"); strSql.Append("log_info=@log_info,"); strSql.Append("log_date=@log_date"); strSql.Append(" where id=@id"); MySqlParameter[] parameters = { new MySqlParameter("@user_name", MySqlDbType.VarChar,32), new MySqlParameter("@log_ip", MySqlDbType.VarChar,15), new MySqlParameter("@log_info", MySqlDbType.VarChar,255), new MySqlParameter("@log_date", MySqlDbType.DateTime), new MySqlParameter("@id", MySqlDbType.Int32,11)}; parameters[0].Value = model.user_name; parameters[1].Value = model.log_ip; parameters[2].Value = model.log_info; parameters[3].Value = model.log_date; parameters[4].Value = model.id; 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 Topicsys.Model.t_log DataRowToModel(DataRow row) { Topicsys.Model.t_log model = new Topicsys.Model.t_log(); if (row != null) { if (row["id"] != null && row["id"].ToString() != "") { model.id = int.Parse(row["id"].ToString()); } if (row["user_name"] != null) { model.user_name = row["user_name"].ToString(); } if (row["log_ip"] != null) { model.log_ip = row["log_ip"].ToString(); } if (row["log_info"] != null) { model.log_info = row["log_info"].ToString(); } if (row["log_date"] != null && row["log_date"].ToString() != "") { model.log_date = DateTime.Parse(row["log_date"].ToString()); } } return model; }
/// <summary> /// 增加一条数据 /// </summary> public bool Add(Topicsys.Model.t_log model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into t_log("); strSql.Append("user_name,log_ip,log_info,log_date)"); strSql.Append(" values ("); strSql.Append("@user_name,@log_ip,@log_info,@log_date)"); MySqlParameter[] parameters = { new MySqlParameter("@user_name", MySqlDbType.VarChar,32), new MySqlParameter("@log_ip", MySqlDbType.VarChar,15), new MySqlParameter("@log_info", MySqlDbType.VarChar,255), new MySqlParameter("@log_date", MySqlDbType.DateTime)}; parameters[0].Value = model.user_name; parameters[1].Value = model.log_ip; parameters[2].Value = model.log_info; parameters[3].Value = model.log_date; 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 Topicsys.Model.t_log GetModel(int id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select id,user_name,log_ip,log_info,log_date from t_log "); strSql.Append(" where id=@id"); MySqlParameter[] parameters = { new MySqlParameter("@id", MySqlDbType.Int32) }; parameters[0].Value = id; Topicsys.Model.t_log model = new Topicsys.Model.t_log(); DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return DataRowToModel(ds.Tables[0].Rows[0]); } else { return null; } }