SHOW MIGRATION RULE
描述
SHOW MIGRATION RULE
语法用于查询数据迁移规则
语法
语法 铁路图
ShowMigrationRule ::=
'SHOW' 'MIGRATION' 'RULE'
返回值说明
列 | 说明 |
---|---|
read | 数据读取配置 |
write | 数据写入配置 |
stream_channel | 数据通道 |
示例
- 查询数据迁移规则
SHOW MIGRATION RULE;
mysql> SHOW MIGRATION RULE;
+--------------------------------------------------------------+--------------------------------------+------------------------------------------------------+
| read | write | stream_channel |
+--------------------------------------------------------------+--------------------------------------+------------------------------------------------------+
| {"workerThread":40,"batchSize":1000,"shardingSize":10000000} | {"workerThread":40,"batchSize":1000} | {"type":"MEMORY","props":{"block-queue-size":10000}} |
+--------------------------------------------------------------+--------------------------------------+------------------------------------------------------+
1 row in set (0.01 sec)
保留字
SHOW
、MIGRATION
、RULE
相关链接
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