MySQL 5.7 Reference Manual
MySQL 5.7 Release Notes
To see whether a keyring plugin is loaded, check the
INFORMATION_SCHEMA.PLUGINS
table or
use the SHOW PLUGINS
statement
(see Obtaining Server Plugin Information). For
example:
mysql> SELECT PLUGIN_NAME, PLUGIN_STATUS
FROM INFORMATION_SCHEMA.PLUGINS
WHERE PLUGIN_NAME LIKE 'keyring%';
+--------------+---------------+
| PLUGIN_NAME | PLUGIN_STATUS |
+--------------+---------------+
| keyring_file | ACTIVE |
+--------------+---------------+