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flink sql how to do explode(array)=== if we use array to pase a json how to do explode () in flinksql---does flink support explode

see example : create table conv ( SM ROW(objectType STRING, verb string, actor ROW(orgId string), object ROW(contentCategory string, ... if-we-use-array-to-pase-a-json-how-to-do-e...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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flink DataStream算子中如何实时更新变量？

我在第一个map需要用到变量currentCenter，然后我输出的结果需要更新currentCenter（最后一个map），但是没办法更新，有什么办法更新吗？...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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