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Lefty Leverenz commented on HIVE-16527: --------------------------------------- Does this need to be documented in the wiki, or is it just a bug fix? * [Windowing and Analytics Functions | https://cwiki.apache.org/confluence/display/Hive/LanguageManual+WindowingAndAnalytics] > Support outer and mixed reference aggregates in windowed functions > ------------------------------------------------------------------ > > Key: HIVE-16527 > URL: https://issues.apache.org/jira/browse/HIVE-16527 > Project: Hive > Issue Type: Improvement > Components: Query Processor > Reporter: Remus Rusanu > Assignee: Remus Rusanu > Fix For: 3.0.0 > > Attachments: HIVE-16527.00.patch, HIVE-16527.02.patch, > HIVE-16527.03.patch > > > {noformat} > select sum(sum(c1)) over() from e011_01; > select sum(sum(c1)) over(partition by c2 order by c1) from e011_01 group by > e011_01.c1, e011_01.c2; > select sum(sum(e011_01.c1)) over(partition by e011_01.c2 order by e011_01.c1) > from e011_01 join e011_03 on e011_01.c1 = e011_03.c1 group by e011_01.c1, > e011_01.c2; > select sum(sum(e011_01.c1)) over(partition by e011_03.c2 order by e011_03.c1) > from e011_01 join e011_03 on e011_01.c1 = e011_03.c1 group by e011_03.c1, > e011_03.c2; > select sum(corr(e011_01.c1, e011_03.c1)) over(partition by e011_01.c2 order > by e011_03.c2) from e011_01 join e011_03 on e011_01.c1 = e011_03.c1 group by > e011_03.c2, e011_01.c2; > {noformat} > We fail to generate a plan for any of the above. The issue is that in > {{SemanticAnalyzer.doPhase1GetAllAggregations}}, for {{TOK_WINDOWSPEC}} we > ignore all children except the last (the window spec child). Additionally the > typecheck processor is not prepared to encounter UDAF expressions > ({{TypeCheckProcFactory.DefaultExpreProcessor.validateUDF}}, > {{getXpathOrFuncExprNodeDesc}}). -- This message was sent by Atlassian JIRA (v6.3.15#6346)