Re: Hive Row number Use case

Hi All, Can someone look into this and revert if possible? Thanks. On Thu, 12 Jul 2018 12:56 Anup Tiwari, wrote: > Hi All, > > We have a use case where we want to assign a row number to a table based > on 3 column ( uid, update_date, flag) i.e. if value of any of the column > gets changed, we

Re: Cannot INSERT OVERWRITE on clustered table with > 8 buckets

> I'm using Hive 1.2.1 with LLAP on HDP 2.6.5. Tez AM is 3GB, there are 3 > daemons for a total of 34816 MB. Assuming you're using Hive2 here (with LLAP) and LLAP kinda sucks for ETL workloads, but this is a different problem. > PARTITIONED BY (DATAPASSAGGIO string, ORAPASSAGGIO string) > CLU

Re: Hive generating different DAGs from the same query

Hello Sungwoo! I think its possible that reoptimization is kicking in, because the first execution have bumped into an exception. I think the plans should not be changing permanently; unless "hive.query.reexecution.stats.persist.scope" is set to a wider scope than query. To check that indeed