DROP DATABASE

DROP DATABASE 语句用于永久删除指定的数据库 schema,以及删除所有在 schema 中创建的表和视图。与被删数据库相关联的用户权限不受影响。

语法图

DropDatabaseStmt:

DropDatabaseStmt

DatabaseSym:

DatabaseSym

IfExists:

IfExists

DBName:

DBName

示例

mysql> SHOW DATABASES; +--------------------+ | Database | +--------------------+ | INFORMATION_SCHEMA | | PERFORMANCE_SCHEMA | | mysql | | test | +--------------------+ 4 rows in set (0.00 sec) mysql> DROP DATABASE test; Query OK, 0 rows affected (0.25 sec) mysql> SHOW DATABASES; +--------------------+ | Database | +--------------------+ | INFORMATION_SCHEMA | | PERFORMANCE_SCHEMA | | mysql | +--------------------+ 3 rows in set (0.00 sec)

MySQL 兼容性

DROP DATABASE 语句与 MySQL 完全兼容。如发现任何兼容性差异,请在 GitHub 上提交 issue

另请参阅