SHOW RULES USED RESOURCE
语法用于查询指定逻辑库中使用指定资源的规则。
showRulesUsedResource ::=
'SHOW' 'RULES' 'USED' 'RESOURCES' resourceName ('FROM' databaseName)?
resourceName ::=
IDENTIFIER | STRING
databaseName ::=
IDENTIFIER
databaseName
时, 默认是当前使用的 DATABASE
; 如未使用 DATABASE
则会提示 No database selected
。列 | 说明 |
---|---|
type | 特性 |
name | 数据源名称 |
SHOW RULES USED RESOURCE ds_0 FROM sharding_db;
+----------+--------------+
| type | name |
+----------+--------------+
| sharding | t_order |
| sharding | t_order_item |
+----------+--------------+
2 rows in set (0.00 sec)
SHOW RULES USED RESOURCE ds_0;
+----------+--------------+
| type | name |
+----------+--------------+
| sharding | t_order |
| sharding | t_order_item |
+----------+--------------+
2 rows in set (0.00 sec)