The SHOW AUTHORITY RULE syntax is used to query authority rule configuration.
ShowAuthorityRule ::=
  'SHOW' 'AUTHORITY' 'RULE'
| Colume | Description | 
|---|---|
| users | users | 
| provider | privilege provider type | 
| props | privilege properties | 
SHOW AUTHORITY RULE;
mysql> SHOW AUTHORITY RULE;
+--------------------+---------------+-------+
| users              | provider      | props |
+--------------------+---------------+-------+
| root@%; sharding@% | ALL_PERMITTED |       |
+--------------------+---------------+-------+
1 row in set (0.07 sec)
SHOW, AUTHORITY, RULE
