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https://issues.apache.org/jira/browse/HIVE-26626?focusedWorklogId=816144&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-816144
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ASF GitHub Bot logged work on HIVE-26626:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 12/Oct/22 12:52
            Start Date: 12/Oct/22 12:52
    Worklog Time Spent: 10m 
      Work Description: zabetak opened a new pull request, #3665:
URL: https://github.com/apache/hive/pull/3665

   ### Why are the changes needed?
   1. Reduce dependencies among rules
   2. Avoid usage of deprecated methods
   
   ### Does this PR introduce _any_ user-facing change?
   No
   
   ### How was this patch tested?
   Existing tests




Issue Time Tracking
-------------------

            Worklog Id:     (was: 816144)
    Remaining Estimate: 0h
            Time Spent: 10m

> Cut dependencies between HiveXxPullUpConstantsRule and 
> HiveReduceExpressionsRule
> --------------------------------------------------------------------------------
>
>                 Key: HIVE-26626
>                 URL: https://issues.apache.org/jira/browse/HIVE-26626
>             Project: Hive
>          Issue Type: Task
>          Components: CBO
>            Reporter: Stamatis Zampetakis
>            Assignee: Stamatis Zampetakis
>            Priority: Major
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> HiveSortPullUpConstantsRule and HiveUnionPullUpConstantsRule are calling 
> [predicateConstants|https://github.com/apache/hive/blob/8c3567ea8e423b202cde370f4d3fb401bcc23e46/ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/rules/HiveSortPullUpConstantsRule.java#L128
> ] method from HiveReduceExpressionsRule. 
> The method in HiveReduceExpressionsRule is deprecated and creates unnecessary 
> dependencies among the rules. It can be replaced by a direct call to 
> RexUtil.predicateConstants; the two methods are functionally equivalent.



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