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[HIVE-8778] ORC split elimination can cause NPE when column statistics is null
...Row group elimination has protection for NULL statistics values in RecordReaderImpl.evaluatePredicate() which then calls evaluatePredicateRange(). But split elimination directly calls evalua...
, 2014-11-07, 17:34
[HIVE-8771] Abstract merge file operator does not move/rename incompatible files correctly
...AbstractFileMergeOperator moves incompatible files (files which cannot be merged) to final destination. The destination path must be directory instead of file. This causes orc_merge_incompat...
, 2014-11-07, 09:12
[HIVE-8740] Sorted dynamic partition does not work correctly with constant folding
...Sorted dynamic partition optimization looks for partition columns from the operator above FileSinkOperator. As per hive convention it expects partition columns at the last. But with HIVE-858...
, 2014-11-05, 23:37
[HIVE-8716] Partition filters are not pushed down with lateral view
...Changes to HIVE-8454 revealed issues with partition filters not being pushed down in case of lateral view. For more info see discussion in HIVE-5718....
, 2014-11-05, 22:25
[HIVE-8720] Update orc_merge tests to make it consistent across OS'es
...orc_merge*.q test cases fails with qfile diffs related to file size on different OSes. I have seen failures with Open SUSE and CentOS. The order of insertion of rows into ORC table impacts t...
, 2014-11-05, 07:26
[HIVE-8498] Insert into table misses some rows when vectorization is enabled
...Following is a small reproducible case for the issuecreate table orc1 stored as orc tblproperties("orc.compress"="ZLIB") as select rn from &...
, 2014-10-31, 20:15
[HIVE-8549] NPE in PK-FK inference when one side of join is complex tree
...HIVE-8168 added PK-FK inference from column stats. But when one side of join is complex tree which propagates FK, relationship inference fails with NPE.java.lang.NullPointerException &...
, 2014-10-23, 03:43
[HIVE-8563] Running annotate_stats_join_pkfk.q in TestMiniTezCliDriver is causing NPE
...I added a test case as part of HIVE-8549 to annotate_stats_join_pkfk.q. This test case fails with NullPointerException when we run using TestMiniTezCliDriver. Here is the stack tracejava.lan...
, 2014-10-22, 23:17
[HIVE-7704] Create tez task for fast file merging
...Currently tez falls back to MR task for merge file task. It will beneficial to convert the merge file tasks to tez task to make use of the performance gains from tez....
, 2014-09-06, 15:12
[HIVE-7995] Column statistics from expression does not handle fields within complex types
...udf_named_struct.q, udf_struct.q fails with NPE during statistics annotation. The reason is ExprNodeFieldDesc is not handled by StatsUtils.getColStatisticsFromExpression()...
, 2014-09-05, 16:02
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