??????Kafka ?? extractly-once

Tue, 10 Sep 2019 02:10:16 -0700 

??????
??????????????????jasine 
chen????????????????????????????????????????kafka??????????????



??????
maqy


------------------ ???????? ------------------
??????:&nbsp;"Jimmy Wong"<[email protected]&gt;;
????????:&nbsp;2019??9??9??(??????) ????3:52
??????:&nbsp;"[email protected]"<[email protected]&gt;;
????:&nbsp;"user-zh"<[email protected]&gt;;
????:&nbsp;??????Kafka ?? extractly-once



Hi, ??????
????????????????????Extractly-Once????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????


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Jimmy
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[email protected]
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??????????????????????


??2019??09??9?? 14:31????????<[email protected]&gt; ??????
&amp;nbsp; &amp;nbsp; &amp;nbsp; &amp;nbsp; 
????????????????????????????????????????????????exactly 
once????????????????????????????????exactly 
once??????????????????????????????????????????????????????????????????????????????????????????????????
&amp;nbsp; &amp;nbsp; &amp;nbsp; 
&amp;nbsp;??????????????????????????????????????
&amp;nbsp; &amp;nbsp; &amp;nbsp; 
&amp;nbsp;????????????,??????Spark/Flink/Kafka/DataFlow????????(????????????????)
 - ???????????????? - ????&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
https://zhuanlan.zhihu.com/p/77677075




??????
maqy


------------------ ???????? ------------------
??????:&amp;nbsp;"Jimmy Wong"<[email protected]&amp;gt;;
????????:&amp;nbsp;2019??9??9??(??????) ????11:50
??????:&amp;nbsp;"[email protected]"<[email protected]&amp;gt;;

????:&amp;nbsp;Kafka ?? extractly-once



Hi??all??
???????????????? checkpoint ???????? 5 ?????????????? 5 ?????????????? task 
???????????????????????????????????????????????? checkpoint ???????????????? 5 
?????????? Kafka offset???????? 5 
????????????????????????????????????????????????source ?????????????????? 5 
???????????????????????????????????????????????????? Extractly-Once ????
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Jimmy
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[email protected]
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??????????????????????

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