[HIVE-7149] Parquet not able to handle negative decimal numbers

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.14.0
• Fix Version/s: 0.14.0
• Component/s: Serializers/Deserializers
• Assignee: Xuefu Zhang
• Reporter: Xuefu Zhang
• Created: 30/May/14 16:27
• Updated: 13/Nov/14 19:40
• Resolved: 01/Jun/14 14:29

Description

Because of storing decimal numbers as fixed length bytes, Parquet Serde pads leading zeros for decimal numbers that has less bytes representation. This works fine for positive decimals, but messes up with negative ones, for which, leading 1 bits are needed.