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https://issues.apache.org/jira/browse/ASTERIXDB-3331?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ian Maxon resolved ASTERIXDB-3331.
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Resolution: Fixed
> Columnar filter should not pushdown aggregate functions
> -------------------------------------------------------
>
> Key: ASTERIXDB-3331
> URL: https://issues.apache.org/jira/browse/ASTERIXDB-3331
> Project: Apache AsterixDB
> Issue Type: Bug
> Components: COMP - Compiler
> Affects Versions: 0.9.9
> Reporter: Wail Y. Alkowaileet
> Assignee: Wail Y. Alkowaileet
> Priority: Major
> Labels: triaged
> Fix For: 0.9.9
>
>
> Query:
> {noformat}SELECT VALUE d
> FROM ColumnDataset d
> WHERE EXISTS d.array{noformat}
> Plan:
> {noformat}distribute result [$$d] [cardinality: 0.0, op-cost: 0.0,
> total-cost: 0.0]
> -- DISTRIBUTE_RESULT |PARTITIONED|
> exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
> -- ONE_TO_ONE_EXCHANGE |PARTITIONED|
> select (neq(count($$d.getField(\"array\")), 0)) [cardinality: 0.0,
> op-cost: 0.0, total-cost: 0.0]
> -- STREAM_SELECT |PARTITIONED|
> project ([$$d]) [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
> -- STREAM_PROJECT |PARTITIONED|
> exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
> -- ONE_TO_ONE_EXCHANGE |PARTITIONED|
> data-scan []<-[$$15, $$d] <- test.ColumnDataset filter on:
> neq(count($$d.getField(\"array\")), 0) [cardinality: 0.0, op-cost: 0.0,
> total-cost: 0.0]
> -- DATASOURCE_SCAN |PARTITIONED|
> exchange [cardinality: 0.0, op-cost: 0.0, total-cost: 0.0]
> -- ONE_TO_ONE_EXCHANGE |PARTITIONED|
> empty-tuple-source [cardinality: 0.0, op-cost: 0.0, total-cost:
> 0.0]
> -- EMPTY_TUPLE_SOURCE |PARTITIONED| {noformat}
>
> Filter *neq(count($$d.getField("array")), 0)* should not pushed to data-scan
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