Prasanth Jayachandran created HIVE-12349:
--------------------------------------------
Summary: NPE in ORC SARG for IS NULL queries on Timestamp and Date
columns
Key: HIVE-12349
URL: https://issues.apache.org/jira/browse/HIVE-12349
Project: Hive
Issue Type: Bug
Affects Versions: 1.2.1, 1.3.0, 2.0.0
Reporter: Prasanth Jayachandran
Assignee: Prasanth Jayachandran
IS NULL queries can trigger an NPE for timestamp and date columns. All column
values per row group or stripe should be NULL to trigger this case. Following
is the exception stack trace
{code}
Caused by: java.lang.NullPointerException
at
org.apache.hadoop.hive.ql.io.orc.ColumnStatisticsImpl$TimestampStatisticsImpl.getMinimum(ColumnStatisticsImpl.java:795)
at
org.apache.hadoop.hive.ql.io.orc.RecordReaderImpl.getMin(RecordReaderImpl.java:2343)
at
org.apache.hadoop.hive.ql.io.orc.RecordReaderImpl.evaluatePredicate(RecordReaderImpl.java:2366)
at
org.apache.hadoop.hive.ql.io.orc.RecordReaderImpl.pickRowGroups(RecordReaderImpl.java:2564)
at
org.apache.hadoop.hive.ql.io.orc.RecordReaderImpl.readStripe(RecordReaderImpl.java:2627)
at
org.apache.hadoop.hive.ql.io.orc.RecordReaderImpl.advanceStripe(RecordReaderImpl.java:3060)
at
org.apache.hadoop.hive.ql.io.orc.RecordReaderImpl.advanceToNextRow(RecordReaderImpl.java:3102)
at
org.apache.hadoop.hive.ql.io.orc.RecordReaderImpl.<init>(RecordReaderImpl.java:288)
at org.apache.hadoop.hive.ql.io.orc.ReaderImpl.rowsOptions(ReaderImpl.java:534)
at
org.apache.hadoop.hive.ql.io.orc.OrcRawRecordMerger$ReaderPair.<init>(OrcRawRecordMerger.java:183)
at
org.apache.hadoop.hive.ql.io.orc.OrcRawRecordMerger$OriginalReaderPair.<init>(OrcRawRecordMerger.java:226)
at
org.apache.hadoop.hive.ql.io.orc.OrcRawRecordMerger.<init>(OrcRawRecordMerger.java:437)
at
org.apache.hadoop.hive.ql.io.orc.OrcInputFormat.getReader(OrcInputFormat.java:1141)
at
org.apache.hadoop.hive.ql.io.orc.OrcInputFormat.getRecordReader(OrcInputFormat.java:1039)
at
org.apache.hadoop.hive.ql.io.HiveInputFormat.getRecordReader(HiveInputFormat.java:246)
... 26 more
{code}
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