ASF GitHub Bot commented on DRILL-6212:

gparai opened a new pull request #1319: DRILL-6212: Prevent recursive cast 
URL: https://github.com/apache/drill/pull/1319
   @vrozov / @amansinha100  please review the PR. Thanks!

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> A simple join is recursing too deep in planning and eventually throwing stack 
> overflow.
> ---------------------------------------------------------------------------------------
>                 Key: DRILL-6212
>                 URL: https://issues.apache.org/jira/browse/DRILL-6212
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Query Planning & Optimization
>    Affects Versions: 1.12.0
>            Reporter: Hanumath Rao Maduri
>            Assignee: Gautam Kumar Parai
>            Priority: Critical
>             Fix For: 1.14.0
> Create two views using following statements.
> {code}
> create view v1 as select cast(greeting as int) f from 
> dfs.`/home/mapr/data/json/temp.json`;
> create view v2 as select cast(greeting as int) f from 
> dfs.`/home/mapr/data/json/temp.json`;
> {code}
> Executing the following join query produces a stack overflow during the 
> planning phase.
> {code}
> select t1.f from dfs.tmp.v1 as t inner join dfs.tmp.v2 as t1 on cast(t.f as 
> int) = cast(t1.f as int) and cast(t.f as int) = 10 and cast(t1.f as int) = 10;
> {code}

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