mysqlcdc 多表join #1916
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skywalker2256
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mysqlcdc 多表join
#1916
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表主键设置问题 |
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cdc文档中可以直接两张mysqlcdc表left join;但是我测试的时候怎么发现少数据
当我测试sql
select t1.id,t1.user_id,t2.user_name,t1.nums
from default_catalog.default_database.qi_nums t1 left join default_catalog.default_database.qi_user t2
on t1.user_id =t2.user_id ;
如下图中更新userid=6的数据,只有一条数据的username被更新,这是需要flink在其他额外配置吗?
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