/// <summary> /// 增加一条数据 /// </summary> public void Add(Light.Model.newsclass model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into newsclass("); strSql.Append("id,newsclass,remark,createman,createtime"); strSql.Append(") values ("); strSql.Append("@id,@newsclass,@remark,@createman,@createtime"); strSql.Append(") "); MySqlParameter[] parameters = { new MySqlParameter("@id", MySqlDbType.Int32, 10), new MySqlParameter("@newsclass", MySqlDbType.VarChar, 10), new MySqlParameter("@remark", MySqlDbType.VarChar, 200), new MySqlParameter("@createman", MySqlDbType.Int32, 10), new MySqlParameter("@createtime", MySqlDbType.DateTime) }; parameters[0].Value = model.id; parameters[1].Value = model.classname; parameters[2].Value = model.remark; parameters[3].Value = model.createman; parameters[4].Value = model.createtime; DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters); }
/// <summary> /// 得到一个对象实体 /// </summary> public Light.Model.newsclass GetModel(int id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select id, newsclass, remark, createman, createtime "); strSql.Append(" from newsclass "); strSql.Append(" where id=@id "); MySqlParameter[] parameters = { new MySqlParameter("@id", MySqlDbType.Int32, 10) }; parameters[0].Value = id; Light.Model.newsclass model = new Light.Model.newsclass(); DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { if (ds.Tables[0].Rows[0]["id"].ToString() != "") { model.id = int.Parse(ds.Tables[0].Rows[0]["id"].ToString()); } model.classname = ds.Tables[0].Rows[0]["newsclass"].ToString(); model.remark = ds.Tables[0].Rows[0]["remark"].ToString(); if (ds.Tables[0].Rows[0]["createman"].ToString() != "") { model.createman = int.Parse(ds.Tables[0].Rows[0]["createman"].ToString()); } if (ds.Tables[0].Rows[0]["createtime"].ToString() != "") { model.createtime = DateTime.Parse(ds.Tables[0].Rows[0]["createtime"].ToString()); } return(model); } else { return(null); } }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(Light.Model.newsclass model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update newsclass set "); strSql.Append(" id = @id , "); strSql.Append(" newsclass = @newsclass , "); strSql.Append(" remark = @remark , "); strSql.Append(" createman = @createman , "); strSql.Append(" createtime = @createtime "); strSql.Append(" where id=@id "); MySqlParameter[] parameters = { new MySqlParameter("@id", MySqlDbType.Int32, 10), new MySqlParameter("@newsclass", MySqlDbType.VarChar, 10), new MySqlParameter("@remark", MySqlDbType.VarChar, 200), new MySqlParameter("@createman", MySqlDbType.Int32, 10), new MySqlParameter("@createtime", MySqlDbType.DateTime) }; parameters[0].Value = model.id; parameters[1].Value = model.classname; parameters[2].Value = model.remark; parameters[3].Value = model.createman; parameters[4].Value = model.createtime; 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 Light.Model.newsclass GetModel(int id) { StringBuilder strSql=new StringBuilder(); strSql.Append("select id, newsclass, remark, createman, createtime "); strSql.Append(" from newsclass "); strSql.Append(" where id=@id "); MySqlParameter[] parameters = { new MySqlParameter("@id", MySqlDbType.Int32,10) }; parameters[0].Value = id; Light.Model.newsclass model=new Light.Model.newsclass(); DataSet ds=DbHelperMySQL.Query(strSql.ToString(),parameters); if(ds.Tables[0].Rows.Count>0) { if(ds.Tables[0].Rows[0]["id"].ToString()!="") { model.id=int.Parse(ds.Tables[0].Rows[0]["id"].ToString()); } model.classname = ds.Tables[0].Rows[0]["newsclass"].ToString(); model.remark= ds.Tables[0].Rows[0]["remark"].ToString(); if(ds.Tables[0].Rows[0]["createman"].ToString()!="") { model.createman=int.Parse(ds.Tables[0].Rows[0]["createman"].ToString()); } if(ds.Tables[0].Rows[0]["createtime"].ToString()!="") { model.createtime=DateTime.Parse(ds.Tables[0].Rows[0]["createtime"].ToString()); } return model; } else { return null; } }