The SHOW SHADOW TABLE RULE syntax is used to query shadow table rules for specified database.
ShowEncryptRule::=
  'SHOW' 'SHADOW' 'TABLE' 'RULES' ('FROM' databaseName)?
databaseName ::=
  identifier
databaseName is not specified, the default is the currently used DATABASE. If DATABASE is not used, No database selected will be prompted.| Column | Description | 
|---|---|
| shadow_table | Shadow table | 
| shadow_algorithm_name | Shadow algorithm name | 
SHOW SHADOW TABLE RULES FROM test1;
mysql> SHOW SHADOW TABLE RULES FROM test1;
+--------------+-------------------------------------------------------+
| shadow_table | shadow_algorithm_name                                 |
+--------------+-------------------------------------------------------+
| t_order_item | shadow_rule_t_order_item_value_match                  |
| t_order      | simple_hint_algorithm,shadow_rule_t_order_regex_match |
+--------------+-------------------------------------------------------+
2 rows in set (0.00 sec)
SHOW SHADOW TABLE RULES;
mysql> SHOW SHADOW TABLE RULES;
+--------------+-------------------------------------------------------+
| shadow_table | shadow_algorithm_name                                 |
+--------------+-------------------------------------------------------+
| t_order_item | shadow_rule_t_order_item_value_match                  |
| t_order      | simple_hint_algorithm,shadow_rule_t_order_regex_match |
+--------------+-------------------------------------------------------+
2 rows in set (0.01 sec)
SHOW, SHADOW, TABLE, RULES, FROM
