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https://issues.apache.org/jira/browse/HAWQ-1697?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Zongtian Hou closed HAWQ-1697.
------------------------------
Resolution: Fixed
> fix bug of unsafe window function push down
> -------------------------------------------
>
> Key: HAWQ-1697
> URL: https://issues.apache.org/jira/browse/HAWQ-1697
> Project: Apache HAWQ
> Issue Type: Bug
> Components: Planner
> Affects Versions: 2.4.0.0
> Reporter: Zongtian Hou
> Assignee: Radar Lei
> Priority: Major
> Fix For: 2.5.0.0
>
>
> {code:c}
> * Create table aa(a int);
> SELECT t1.sum
> FROM ( SELECT sum(a) OVER() AS sum
> FROM aa
> UNION ALL
> SELECT sum() OVER() AS sum
> FROM aa
> ) t1
> WHERE t1.sum = 1;
> callstack:
>
> ;",0,,"execQual.c",4619,"Stack trace:
> 1 0x10d1e3bce postgres errstart + 0x4fe
> 2 0x10d1e368f postgres elog_internalerror + 0x2f
> 3 0x10ce73662 postgres ExecInitExpr + 0xeb2
> 4 0x10ce76088 postgres ExecInitExpr + 0x38d8
> 5 0x10ce73b21 postgres ExecInitExpr + 0x1371
> 6 0x10ce76088 postgres ExecInitExpr + 0x38d8
> 7 0x10cebc7e4 postgres ExecInitResult + 0x1d4
> 8 0x10ce6b4af postgres ExecInitNode + 0x2bf
> 9 0x10ceb847b postgres ExecInitMotion + 0x8cb
> 10 0x10ce6e0d1 postgres ExecInitNode + 0x2ee1
> 11 0x10cec38c5 postgres ExecInitSort + 0x285
> 12 0x10ce6d6cf postgres ExecInitNode + 0x24df
> 13 0x10cecf60e postgres ExecInitWindow + 0x10e
> 14 0x10ce6d9ab postgres ExecInitNode + 0x27bb
> 15 0x10cec84e1 postgres ExecInitSubqueryScan + 0x4d1
> 16 0x10ce6c9f1 postgres ExecInitNode + 0x1801
> 17 0x10ce992e1 postgres ExecInitAppend + 0x2d1
> 18 0x10ce6b614 postgres ExecInitNode + 0x424
> 19 0x10ceb847b postgres ExecInitMotion + 0x8cb
> 20 0x10ce6e0d1 postgres ExecInitNode + 0x2ee1
> 21 0x10ce5ffa1 postgres InitPlan + 0x551
> 22 0x10ce5e67b postgres ExecutorStart + 0xf2b
> 23 0x10d0c2bbe postgres PortalStart + 0x51e
> 24 0x10d0b91aa postgres exec_simple_query + 0x83a
> 25 0x10d0b72c3 postgres PostgresMain + 0x2023
> 26 0x10d050d78 postgres BackendRun + 0x418
> 27 0x10d04db15 postgres BackendStartup + 0x175
> 28 0x10d04a9c0 postgres ServerLoop + 0x4e0
> 29 0x10d048f73 postgres PostmasterMain + 0x12e3
> 30 0x10cf2128c postgres main + 0x3ac
> {code}
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