問答題
單項選擇題
A.RAND() B.POW() C.CEIL() D.IN()
A.SELECT*FROM sh_goods WHERE 0; B.SELECT*FROM sh_goods GROUP BY category_id WHERE price>5; C.SELECT*FROM sh_goods LIMIT 3 ORDER BY price; D.以上選項都不正確
A.price BETWEEN 599 AND 1299 B.price IN(599,1299) C.599<=price<=1299 D.以上答案都不正確
填空題
判斷題
A.~(按位取反) B.^ C.&& D.&