/// <summary> /// 更新一条数据 /// </summary> public bool Update(Shop.Model.BigClass model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update t_bigClass set "); strSql.Append("bigname=@bigname,"); strSql.Append("bigsort=@bigsort"); strSql.Append(" where bigid=@bigid"); SqlParameter[] parameters = { new SqlParameter("@bigname", SqlDbType.VarChar, 20), new SqlParameter("@bigsort", SqlDbType.Int, 4), new SqlParameter("@bigid", SqlDbType.Int, 4) }; parameters[0].Value = model.bigname; parameters[1].Value = model.bigsort; parameters[2].Value = model.bigid; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 增加一条数据 /// </summary> public int Add(Shop.Model.BigClass model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into t_bigClass("); strSql.Append("bigname,bigsort)"); strSql.Append(" values ("); strSql.Append("@bigname,@bigsort)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@bigname", SqlDbType.VarChar, 20), new SqlParameter("@bigsort", SqlDbType.Int, 4) }; parameters[0].Value = model.bigname; parameters[1].Value = model.bigsort; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// 得到一个对象实体 /// </summary> public Shop.Model.BigClass DataRowToModel(DataRow row) { Shop.Model.BigClass model = new Shop.Model.BigClass(); if (row != null) { if (row["bigid"] != null && row["bigid"].ToString() != "") { model.bigid = int.Parse(row["bigid"].ToString()); } if (row["bigname"] != null) { model.bigname = row["bigname"].ToString(); } if (row["bigsort"] != null && row["bigsort"].ToString() != "") { model.bigsort = int.Parse(row["bigsort"].ToString()); } } return(model); }
/// <summary> /// 得到一个对象实体 /// </summary> public Shop.Model.BigClass GetModel(int bigid) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 bigid,bigname,bigsort from t_bigClass "); strSql.Append(" where bigid=@bigid"); SqlParameter[] parameters = { new SqlParameter("@bigid", SqlDbType.Int, 4) }; parameters[0].Value = bigid; Shop.Model.BigClass model = new Shop.Model.BigClass(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }