[jira] [Resolved] (ASTERIXDB-3007) Internal compiler error in ConsolidateWindowOperatorsRule

["Dmitry Lychagin (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/ASTERIXDB-3007?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dmitry Lychagin resolved ASTERIXDB-3007.
----------------------------------------
    Resolution: Fixed

> Internal compiler error in ConsolidateWindowOperatorsRule
> ---------------------------------------------------------
>
>                 Key: ASTERIXDB-3007
>                 URL: https://issues.apache.org/jira/browse/ASTERIXDB-3007
>             Project: Apache AsterixDB
>          Issue Type: Bug
>          Components: COMP - Compiler
>    Affects Versions: 0.9.7
>            Reporter: Dmitry Lychagin
>            Assignee: Dmitry Lychagin
>            Priority: Major
>             Fix For: 0.9.8
>
>
> The following query fails optimizer sanity check at compile time
> {noformat}
> SELECT x, t, lag(dx/dt) over (order by t)
> FROM ds1
> LET dx = x - lag(x) over (order by t),
>     dt = t - lag(t) over (order by t)
> {noformat}
> Error:
> {noformat}
> java.lang.Exception: HYR0126: Illegal state. Fired rule org.apache.asterix.optimizer.rules.AsterixConsolidateWindowOperatorsRule produced illegal undefined used variables [$$119, $$120] in aggregate [$$121, $$120, $$119] <- [agg-first-element(numeric-divide(numeric-subtract($$117, $$119), numeric-subtract($$ds1.t, $$120))), agg-first-element($$ds1.t), agg-first-element($$117)] -- |UNPARTITIONED|
> {noformat}



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