/// <summary> /// 更新一条数据 /// </summary> public bool Update(Student.Model.DORMITORY_INFO model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update DORMITORY_INFO set "); strSql.Append("BUILDINGID=@BUILDINGID,"); strSql.Append("DORMITORY_PLATE=@DORMITORY_PLATE"); strSql.Append(" where DORMITORY_ID=@DORMITORY_ID"); SqlParameter[] parameters = { new SqlParameter("@BUILDINGID", SqlDbType.Decimal, 9), new SqlParameter("@DORMITORY_PLATE", SqlDbType.VarChar, 50), new SqlParameter("@DORMITORY_ID", SqlDbType.Decimal, 9) }; parameters[0].Value = model.BUILDINGID; parameters[1].Value = model.DORMITORY_PLATE; parameters[2].Value = model.DORMITORY_ID; int rows = SqlHelper.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 增加一条数据 /// </summary> public decimal Add(Student.Model.DORMITORY_INFO model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into DORMITORY_INFO("); strSql.Append("BUILDINGID,DORMITORY_PLATE)"); strSql.Append(" values ("); strSql.Append("@BUILDINGID,@DORMITORY_PLATE)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@BUILDINGID", SqlDbType.Decimal, 9), new SqlParameter("@DORMITORY_PLATE", SqlDbType.VarChar, 50) }; parameters[0].Value = model.BUILDINGID; parameters[1].Value = model.DORMITORY_PLATE; object obj = SqlHelper.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToDecimal(obj)); } }
/// <summary> /// 得到一个对象实体 /// </summary> public Student.Model.DORMITORY_INFO DataRowToModel(DataRow row) { Student.Model.DORMITORY_INFO model = new Student.Model.DORMITORY_INFO(); if (row != null) { if (row["DORMITORY_ID"] != null && row["DORMITORY_ID"].ToString() != "") { model.DORMITORY_ID = decimal.Parse(row["DORMITORY_ID"].ToString()); } if (row["BUILDINGID"] != null && row["BUILDINGID"].ToString() != "") { model.BUILDINGID = decimal.Parse(row["BUILDINGID"].ToString()); } if (row["DORMITORY_PLATE"] != null) { model.DORMITORY_PLATE = row["DORMITORY_PLATE"].ToString(); } } return(model); }
/// <summary> /// 得到一个对象实体 /// 根据门牌号查找宿舍 /// </summary> public Student.Model.DORMITORY_INFO GetModel(string DORMITORY_PLATE) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 DORMITORY_ID,BUILDINGID,DORMITORY_PLATE from DORMITORY_INFO "); strSql.Append(" where DORMITORY_PLATE=@DORMITORY_PLATE"); SqlParameter[] parameters = { new SqlParameter("@DORMITORY_PLATE", SqlDbType.VarChar, 50) }; parameters[0].Value = DORMITORY_PLATE; Student.Model.DORMITORY_INFO model = new Student.Model.DORMITORY_INFO(); DataSet ds = SqlHelper.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }