數據庫之條件查詢

–條件查詢(select condition From table name where searchcondition) –一、比較運算符（=,<>,>,<,>=,<=）注意：<> 等價於 ！=web --查詢Student_info中全部女生信息 use Student_412 select * From Student_info where Sgender = '女' –二、

>>阅读原文<<