Hi: I got a problem with using the union method of RDD things like this I get a function like def hbaseQuery(area:string):RDD[Result]= ??? when i use hbaseQuery('aa').union(hbaseQuery(‘bb’)).count() it returns 0 however when use like this sc.parallize(hbaseQuery('aa’).collect.toList ::: hbaseQuery(’bb’).collect.toList) it return the right value obviously i have got an action after my transformation action ,but why it did not work fyi
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