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[HIVE-14509] AvroSerde mutates tinyint and smallint columns when specifying native columns
...tinyint and smallint go in, int comes out:string1 string ...
, 2016-08-10, 00:22
[HIVE-14406] ORC should be supported in mixed file format tables
...Hive supports tables with partition-wise file formats and serdes (see partition_wise_fileformat*.q tests for example usage). The ORC file format/serde combination is explicitly prevented fro...
, 2016-08-02, 22:03
[HIVE-10187] Avro backed tables don't handle cyclical or recursive records
...HIVE-7653 changed the Avro SerDe to make it generate TypeInfos even for recursive/cyclical schemas. However, any attempt to serialize data which exploits that ability results in silently dro...
, 2016-02-12, 20:58
[HIVE-4734] Use custom ObjectInspectors for AvroSerde
...Currently, the AvroSerde recursively copies all fields of a record from the GenericRecord to a List row object and provides the standard ObjectInspectors. Performance can be improved by prov...
, 2015-08-10, 18:20
[HIVE-3953] Reading of partitioned Avro data fails because of missing properties
...After HIVE-3833, reading partitioned Avro data fails due to missing properties. The "avro.schema.(url|literal)" properties are not making it all the way to the SerDe. Non-partitioned data ca...
, 2014-04-03, 18:15
[HIVE-4732] Reduce or eliminate the expensive Schema equals() check for AvroSerde
...The AvroSerde spends a significant amount of time checking schema equality. Changing to compare hashcodes (which can be computed once then reused) will improve performance....
, 2013-09-22, 10:43
[HIVE-4970] BinaryConverter does not respect nulls
...Right now, the BinaryConverter in PrimitiveObjectInspectorConverter does not handle null values the same as the other converters....
, 2013-08-05, 18:19
[HIVE-4251] Indices can't be built on tables whose schema info comes from SerDe
...Building indices on tables who get the schema information from the deserializer (e.g. Avro backed tables) doesn't work because when the column is checked to exist, the correct API isn't used...
, 2013-07-15, 18:55
[HIVE-4491] Grouping by a struct throws an exception
...Queries that require a shuffle with a struct as the key result in an exception: Caused by: java.lang.RuntimeException: Hash code on complex types not supported yet. at org.apache.hadoop.hive...
, 2013-05-03, 19:51
[HIVE-4352] Guava not getting included in build package
...Since HIVE-4148, Guava is not getting included in the appropriate packages. This manifests as a ClassNotFoundException....
, 2013-04-17, 02:28
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