转载请标明出处http://www.cnblogs.com/haozhengfei/p/cb71cd3ac5d7965a2c61891659264d54.html
leftOuterJoin和rightOuterJoin--Transformation类算子
代码示例
![](https://images2015.cnblogs.com/blog/1008304/201703/1008304-20170315142133604-881871593.png)
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转载请标明出处http://www.cnblogs.com/haozhengfei/p/cb71cd3ac5d7965a2c61891659264d54.html leftOuterJoin和rightOuterJoin--Transformation类算子代码示例
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