[HIVE-4475] Switch RCFile default to LazyBinaryColumnarSerDe

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.12.0
• Hadoop Flags: Incompatible change
• Release Note: This changes the default serde of tables that are created based on RCFile.
• Assignee: Gunther Hagleitner
• Reporter: Gunther Hagleitner
• Created: 02/May/13 08:19
• Updated: 15/Oct/13 23:30
• Resolved: 20/May/13 23:49

Description

For most workloads it seems LazyBinaryColumnarSerDe (binary) will perform better than ColumnarSerDe (text). Not sure why ColumnarSerDe is the default, but my guess is, that's for historical reasons. I suggest switching the default.