Prasanth Jayachandran created HIVE-11412:
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Summary: 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
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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