SHOW BROADCAST TABLE RULES 语法用于查询指定数据库中具有广播规则的表。
ShowBroadcastTableRule ::=
'SHOW' 'BROADCAST' 'TABLE' 'RULES' ('FROM' databaseName)?
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 |
|---|---|
| broadcast_table | 广播表名称 |
SHOW BROADCAST TABLE RULES FROM sharding_db;
mysql> SHOW BROADCAST TABLE RULES FROM sharding_db;
+-----------------+
| broadcast_table |
+-----------------+
| t_a |
| t_b |
| t_c |
+-----------------+
3 rows in set (0.00 sec)
SHOW BROADCAST TABLE RULES;
mysql> SHOW BROADCAST TABLE RULES;
+-----------------+
| broadcast_table |
+-----------------+
| t_a |
| t_b |
| t_c |
+-----------------+
3 rows in set (0.00 sec)
SHOW、BROADCAST、TABLE、RULES