could you please support prepared sql for mysql5.7 and mysql8.0 user create/rename/drop etc...?

[Jacklli]

Issue description

go-sql-driver does not support prepared sql for mysql5.7 and mysql8.0, could you please support prepared sql for mysql5.7 and mysql8.0 user create/rename/drop etc...?

Example code

go-sql-driver does not support prepared sql for mysql5.7 and mysql8.0, could you please support prepared sql for mysql5.7 and mysql8.0 user create/rename/drop etc...?

Error log

go-sql-driver does not support prepared sql for mysql5.7 and mysql8.0, could you please support prepared sql for mysql5.7 and mysql8.0 user create/rename/drop etc...?

Configuration

go-sql-driver does not support prepared sql for mysql5.7 and mysql8.0, could you please support prepared sql for mysql5.7 and mysql8.0 user create/rename/drop etc...?

mysql official doc claim mysql5.7 and mysql8.0 support prepared statement for user create/rename/drop etc...

https://dev.mysql.com/doc/refman/5.7/en/sql-prepared-statements.html
https://dev.mysql.com/doc/refman/8.0/en/sql-prepared-statements.html

SQL Syntax Permitted in Prepared Statements
The following SQL statements can be used as prepared statements:

ALTER TABLE
ALTER USER
ANALYZE TABLE
CACHE INDEX
CALL
CHANGE MASTER
CHECKSUM {TABLE | TABLES}
COMMIT
{CREATE | DROP} INDEX
{CREATE | RENAME | DROP} DATABASE
{CREATE | DROP} TABLE
{CREATE | RENAME | DROP} USER
{CREATE | DROP} VIEW
DELETE
DO
FLUSH {TABLE | TABLES | TABLES WITH READ LOCK | HOSTS | PRIVILEGES
| LOGS | STATUS | MASTER | SLAVE | USER_RESOURCES}
GRANT
INSERT
INSTALL PLUGIN
KILL
LOAD INDEX INTO CACHE
OPTIMIZE TABLE
RENAME TABLE
REPAIR TABLE
REPLACE
RESET {MASTER | SLAVE}
REVOKE
SELECT
SET
SHOW BINLOG EVENTS
SHOW CREATE {PROCEDURE | FUNCTION | EVENT | TABLE | VIEW}
SHOW {MASTER | BINARY} LOGS
SHOW {MASTER | SLAVE} STATUS
SLAVE {START | STOP}
TRUNCATE TABLE
UNINSTALL PLUGIN
UPDATE