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Posted to issues@phoenix.apache.org by "Lars Hofhansl (JIRA)" <ji...@apache.org> on 2019/06/26 05:28:00 UTC
[jira] [Commented] (PHOENIX-4846)
WhereOptimizer.pushKeyExpressionsToScan() does not work correctly if the
sort order of pk columns being filtered on changes
[ https://issues.apache.org/jira/browse/PHOENIX-4846?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16872929#comment-16872929 ]
Lars Hofhansl commented on PHOENIX-4846:
----------------------------------------
Where are we with this one?
> 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
>
> Attachments: PHOENIX-4846-wip.patch
>
>
> {{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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