A.select * from authors where au_id =”72_-%” B.select au_id=72_-% from authors C.select * from authors where au_id like “72*-%” D.select * from authors where au_id like “72_-%” _代表任意一個(gè)字符
A. select * from authors where au_name=”d” B. select “d” from authors C. select * from authors where au_name like “d%” D. select au_name like “d%” from authors
A. select au_id from authors where price IN($15,:$20); B. select au_id from authors where price between $15 and $20 C. select au_id from authors where price not between $15 and $20 D. select au_id from authors where price not IN($15,$20);