Re: key group from xx to yy does not contain zz异常

[restart]

感谢老师解答，keyBy的执行逻辑看来我理解的太肤浅了。随机数生成逻辑在keyBy前通过map赋值到具体字段，保证后续keyby时稳定，应该就对了。再次感谢老师指点迷津。



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