/// <summary> /// 更新一条数据 /// </summary> public bool Update(book_shop.Model.VidoFileModel model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update VidoFile set "); strSql.Append("Title=@Title,"); strSql.Append("FivPath=@FivPath,"); strSql.Append("Status=@Status,"); strSql.Append("FileExt=@FileExt"); strSql.Append(" where Id=@Id"); SqlParameter[] parameters = { new SqlParameter("@Title", SqlDbType.NVarChar, 50), new SqlParameter("@FivPath", SqlDbType.NVarChar, 255), new SqlParameter("@Status", SqlDbType.NVarChar, 50), new SqlParameter("@FileExt", SqlDbType.NVarChar, 50), new SqlParameter("@Id", SqlDbType.Int, 4) }; parameters[0].Value = model.Title; parameters[1].Value = model.FivPath; parameters[2].Value = model.Status; parameters[3].Value = model.FileExt; parameters[4].Value = model.Id; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public book_shop.Model.VidoFileModel DataRowToModel(DataRow row) { book_shop.Model.VidoFileModel model = new book_shop.Model.VidoFileModel(); if (row != null) { if (row["Id"] != null && row["Id"].ToString() != "") { model.Id = int.Parse(row["Id"].ToString()); } if (row["Title"] != null) { model.Title = row["Title"].ToString(); } if (row["FivPath"] != null) { model.FivPath = row["FivPath"].ToString(); } if (row["Status"] != null) { model.Status = row["Status"].ToString(); } if (row["FileExt"] != null) { model.FileExt = row["FileExt"].ToString(); } } return(model); }
/// <summary> /// 增加一条数据 /// </summary> public int Add(book_shop.Model.VidoFileModel model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into VidoFile("); strSql.Append("Title,FivPath,Status,FileExt)"); strSql.Append(" values ("); strSql.Append("@Title,@FivPath,@Status,@FileExt)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@Title", SqlDbType.NVarChar, 50), new SqlParameter("@FivPath", SqlDbType.NVarChar, 255), new SqlParameter("@Status", SqlDbType.NVarChar, 50), new SqlParameter("@FileExt", SqlDbType.NVarChar, 50) }; parameters[0].Value = model.Title; parameters[1].Value = model.FivPath; parameters[2].Value = model.Status; parameters[3].Value = model.FileExt; 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 book_shop.Model.VidoFileModel GetModel(int Id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 Id,Title,FivPath,Status,FileExt from VidoFile "); strSql.Append(" where Id=@Id"); SqlParameter[] parameters = { new SqlParameter("@Id", SqlDbType.Int, 4) }; parameters[0].Value = Id; book_shop.Model.VidoFileModel model = new book_shop.Model.VidoFileModel(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }