删除数据库的命令正确的是?
A: drop database if not exists test;
B: drop database if exists test;
C: drop database if exists not test;
D: drop database test if exists ;
A: drop database if not exists test;
B: drop database if exists test;
C: drop database if exists not test;
D: drop database test if exists ;
举一反三
- 删除数据库test的命令是______. A: delete DATABASE test; B: DROP DATABASE test; C: DROP test; D: delete test;
- 删除数据库的命令正确的是()。 A: DROP DATABASES 数据库名; B: DROP DATABASES IF EXISTS 数据库名; C: DROP DATABASE IF EXISTS 数据库名; D: DELETE DATABASE 数据库名;
- 删除数据库Test的正确SQL语句是( ) A: Drop DataBase Test B: Delete DataBase Test C: Alter DataBase Test D: Delete From DataBase Test
- 创建名为test数据库的MYSQL命令是( ) A: drop database test B: create database test C: create test D: show test
- 删除数据库的SQL语句关键字是( ) A: DROP B: DELETE C: IF NOT EXISTS D: DATABASE