A.__FILE__ B.__ROOT__ C.__LINE__ D.__FUNCTION__
A.SELECT * FROM User WHERE name = ’張三’ B.SELECT * FROM User WHERE name = ’張三’ LIMIT 0,1 C.SELECT * FROM User WHERE name LIKE ’張三’ D.SELECT * FROM User WHERE name LIKE ’%張三%’
A.執(zhí)行mysql -u root -p命令可以root身份連接數(shù)據(jù)庫 B.SHOW TABLES;可以顯示當(dāng)前數(shù)據(jù)庫下所有表 C.SHOW DATABASES;顯示所有的數(shù)據(jù)庫信息 D.USE test;切換當(dāng)前數(shù)據(jù)庫到test