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https://issues.apache.org/jira/browse/PHOENIX-4846?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16577322#comment-16577322
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Thomas D'Silva commented on PHOENIX-4846:
-----------------------------------------

PHOENIX-4841 has to be fixed for these tests to work correctly.

> WhereOptimizer.pushKeyExpressionsToScan() does not work correctly if the sort 
> order of pk columns being filtered on changes
> ---------------------------------------------------------------------------------------------------------------------------
>
>                 Key: PHOENIX-4846
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-4846
>             Project: Phoenix
>          Issue Type: Bug
>    Affects Versions: 4.14.0, 5.0.0
>            Reporter: Thomas D'Silva
>            Priority: Major
>             Fix For: 4.15.0, 5.1.0
>
>
> {{ExpressionComparabilityWrapper}} should set the sort order based on 
> {{childPart.getColumn()}} or else the attached test throws an 
> IllegalArgumentException
> {code}
> java.lang.IllegalArgumentException: 4 > 3
> at java.util.Arrays.copyOfRange(Arrays.java:3519)
> at 
> org.apache.hadoop.hbase.io.ImmutableBytesWritable.copyBytes(ImmutableBytesWritable.java:272)
> at 
> org.apache.phoenix.compile.WhereOptimizer.getTrailingRange(WhereOptimizer.java:329)
> at 
> org.apache.phoenix.compile.WhereOptimizer.clipRight(WhereOptimizer.java:350)
> at 
> org.apache.phoenix.compile.WhereOptimizer.pushKeyExpressionsToScan(WhereOptimizer.java:237)
> at org.apache.phoenix.compile.WhereCompiler.compile(WhereCompiler.java:157)
> at org.apache.phoenix.compile.WhereCompiler.compile(WhereCompiler.java:108)
> at 
> org.apache.phoenix.compile.QueryCompiler.compileSingleFlatQuery(QueryCompiler.java:556)
> {code}
> Also in {{pushKeyExpressionsToScan()}} we cannot extract pk column nodes from 
> the where clause if the sort order of the columns changes. 



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