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