/// <summary> /// 更新一条数据 /// </summary> public bool Update(Shop.Model.Tag model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update t_tag set "); strSql.Append("tagname=@tagname,"); strSql.Append("taglink=@taglink"); strSql.Append(" where tagid=@tagid"); SqlParameter[] parameters = { new SqlParameter("@tagname", SqlDbType.VarChar, 20), new SqlParameter("@taglink", SqlDbType.VarChar, 50), new SqlParameter("@tagid", SqlDbType.Int, 4), new SqlParameter("@adminid", SqlDbType.Int, 4) }; parameters[0].Value = model.tagname; parameters[1].Value = model.taglink; parameters[2].Value = model.tagid; parameters[3].Value = model.adminid; 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.Tag model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into t_tag("); strSql.Append("adminid,tagname,taglink)"); strSql.Append(" values ("); strSql.Append("@adminid,@tagname,@taglink)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@adminid", SqlDbType.Int, 4), new SqlParameter("@tagname", SqlDbType.VarChar, 20), new SqlParameter("@taglink", SqlDbType.VarChar, 50) }; parameters[0].Value = model.adminid; parameters[1].Value = model.tagname; parameters[2].Value = model.taglink; 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.Tag DataRowToModel(DataRow row) { Shop.Model.Tag model = new Shop.Model.Tag(); if (row != null) { if (row["tagid"] != null && row["tagid"].ToString() != "") { model.tagid = int.Parse(row["tagid"].ToString()); } if (row["adminid"] != null && row["adminid"].ToString() != "") { model.adminid = int.Parse(row["adminid"].ToString()); } if (row["tagname"] != null) { model.tagname = row["tagname"].ToString(); } if (row["taglink"] != null) { model.taglink = row["taglink"].ToString(); } } return(model); }
/// <summary> /// 得到一个对象实体 /// </summary> public Shop.Model.Tag GetModel(int tagid) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 tagid,adminid,tagname,taglink from t_tag "); strSql.Append(" where tagid=@tagid"); SqlParameter[] parameters = { new SqlParameter("@tagid", SqlDbType.Int, 4) }; parameters[0].Value = tagid; Shop.Model.Tag model = new Shop.Model.Tag(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }