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https://issues.apache.org/jira/browse/PHOENIX-1594?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14283407#comment-14283407
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Hudson commented on PHOENIX-1594:
---------------------------------
FAILURE: Integrated in Phoenix-master #557 (See
[https://builds.apache.org/job/Phoenix-master/557/])
PHOENIX-1594 Using KeyOnlyFilter for simple query of select count(1) from
<table> (jtaylor: rev 2a73ba81b93f189fba46cae1360541e2d589e3fb)
* phoenix-core/src/it/java/org/apache/phoenix/end2end/QueryWithLimitIT.java
* phoenix-core/src/it/java/org/apache/phoenix/end2end/SortMergeJoinIT.java
*
phoenix-core/src/it/java/org/apache/phoenix/end2end/TenantSpecificViewIndexIT.java
* phoenix-core/src/it/java/org/apache/phoenix/end2end/HashJoinIT.java
*
phoenix-core/src/it/java/org/apache/phoenix/end2end/index/ImmutableIndexIT.java
* phoenix-core/src/it/java/org/apache/phoenix/end2end/QueryTimeoutIT.java
* phoenix-core/src/it/java/org/apache/phoenix/end2end/SequenceIT.java
* phoenix-core/src/test/java/org/apache/phoenix/compile/QueryCompilerTest.java
* phoenix-core/src/it/java/org/apache/phoenix/end2end/index/LocalIndexIT.java
* phoenix-core/src/it/java/org/apache/phoenix/end2end/SubqueryIT.java
* phoenix-core/src/it/java/org/apache/phoenix/end2end/KeyOnlyIT.java
*
phoenix-core/src/it/java/org/apache/phoenix/end2end/SubqueryUsingSortMergeJoinIT.java
*
phoenix-core/src/it/java/org/apache/phoenix/end2end/index/BaseMutableIndexIT.java
* phoenix-core/src/it/java/org/apache/phoenix/end2end/HashJoinLocalIndexIT.java
*
phoenix-core/src/it/java/org/apache/phoenix/end2end/BaseTenantSpecificViewIndexIT.java
* phoenix-core/src/it/java/org/apache/phoenix/end2end/BaseViewIT.java
*
phoenix-core/src/test/java/org/apache/phoenix/compile/TenantSpecificViewIndexCompileTest.java
*
phoenix-core/src/test/java/org/apache/phoenix/compile/StatementHintsCompilationTest.java
* phoenix-core/src/it/java/org/apache/phoenix/end2end/index/SaltedIndexIT.java
* phoenix-core/src/main/java/org/apache/phoenix/iterate/BaseResultIterators.java
> Using KeyOnlyFilter for simple query of select count(1) from <table>
> --------------------------------------------------------------------
>
> Key: PHOENIX-1594
> URL: https://issues.apache.org/jira/browse/PHOENIX-1594
> Project: Phoenix
> Issue Type: Improvement
> Reporter: Jeffrey Zhong
> Attachments: PHOENIX-1594.patch
>
>
> I found that underlying scan for query "select count(1) or count(*) from
> <table>" still project all columns.
> It should be fast if we use KeyOnlyFilter for this simple query.
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