/// <summary> /// 更新一条数据 /// </summary> public bool Update(MesWeb.Model.ProductType model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update ProductType set "); strSql.Append("productName=SQL2012productName"); strSql.Append(" where id=SQL2012id"); SqlParameter[] parameters = { new SqlParameter("SQL2012productName", SqlDbType.NVarChar, 30), new SqlParameter("SQL2012id", SqlDbType.Int, 4) }; parameters[0].Value = model.productName; parameters[1].Value = model.id; 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(MesWeb.Model.ProductType model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into ProductType("); strSql.Append("productName)"); strSql.Append(" values ("); strSql.Append("SQL2012productName)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("SQL2012productName", SqlDbType.NVarChar, 30) }; parameters[0].Value = model.productName; 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 MesWeb.Model.ProductType DataRowToModel(DataRow row) { MesWeb.Model.ProductType model = new MesWeb.Model.ProductType(); if (row != null) { if (row["id"] != null && row["id"].ToString() != "") { model.id = int.Parse(row["id"].ToString()); } if (row["productName"] != null) { model.productName = row["productName"].ToString(); } } return(model); }
/// <summary> /// 得到一个对象实体 /// </summary> public MesWeb.Model.ProductType GetModel(int id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 id,productName from ProductType "); strSql.Append(" where id=SQL2012id"); SqlParameter[] parameters = { new SqlParameter("SQL2012id", SqlDbType.Int, 4) }; parameters[0].Value = id; MesWeb.Model.ProductType model = new MesWeb.Model.ProductType(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }