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https://issues.apache.org/jira/browse/HIVE-11412?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14649857#comment-14649857
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Gunther Hagleitner commented on HIVE-11412:
-------------------------------------------
[~mmokhtar]/[~t3rmin4t0r]
> StackOverFlow in SemanticAnalyzer for huge filters (~5000)
> ----------------------------------------------------------
>
> Key: HIVE-11412
> URL: https://issues.apache.org/jira/browse/HIVE-11412
> Project: Hive
> Issue Type: Bug
> Reporter: Prasanth Jayachandran
> Assignee: Hari Sankar Sivarama Subramaniyan
>
> Queries with ~5000 filter conditions fails in SemanticAnalysis
> Stack trace:
> {code}
> Exception in thread "main" java.lang.StackOverflowError
> at java.util.HashMap.hash(HashMap.java:366)
> at java.util.HashMap.getEntry(HashMap.java:466)
> at java.util.HashMap.containsKey(HashMap.java:453)
> at
> org.apache.commons.collections.map.AbstractMapDecorator.containsKey(AbstractMapDecorator.java:83)
> at
> org.apache.hadoop.conf.Configuration.isDeprecated(Configuration.java:558)
> at
> org.apache.hadoop.conf.Configuration.handleDeprecation(Configuration.java:605)
> at org.apache.hadoop.conf.Configuration.get(Configuration.java:885)
> at
> org.apache.hadoop.conf.Configuration.getTrimmed(Configuration.java:907)
> at
> org.apache.hadoop.conf.Configuration.getBoolean(Configuration.java:1308)
> at org.apache.hadoop.hive.conf.HiveConf.getBoolVar(HiveConf.java:2641)
> at
> org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.processPositionAlias(SemanticAnalyzer.java:11132)
> at
> org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.processPositionAlias(SemanticAnalyzer.java:11226)
> at
> org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.processPositionAlias(SemanticAnalyzer.java:11226)
> at
> org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.processPositionAlias(SemanticAnalyzer.java:11226)
> {code}
> Query:
> {code}
> explain select count(*) from over1k where (
> (t=1 and si=2)
> or (t=2 and si=3)
> or (t=3 and si=4)
> or (t=4 and si=5)
> or (t=5 and si=6)
> or (t=6 and si=7)
> or (t=7 and si=8)
> or (t=7 and si=8)
> or (t=7 and si=8)
> ...
> {code}
> Repeat the filter around 5000 times.
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