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https://issues.apache.org/jira/browse/HIVE-2021?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13400920#comment-13400920
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Ashutosh Chauhan commented on HIVE-2021:
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+1 running tests.
> Add a configuration property that sets the variable substitution max depth
> --------------------------------------------------------------------------
>
> Key: HIVE-2021
> URL: https://issues.apache.org/jira/browse/HIVE-2021
> Project: Hive
> Issue Type: Improvement
> Components: Configuration, Query Processor
> Affects Versions: 0.10.0
> Reporter: Carl Steinbach
> Assignee: Edward Capriolo
> Fix For: 0.10.0
>
> Attachments: hive-2021.patch.txt.1
>
>
> The VariableSubstitution class contains a hardcoded MAX_SUBST=40 value which
> defines the maximum number of variable references that are allowed to appear
> in a single Hive statement. This value should be configurable via hiveconf.
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