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