[HIVE-10666] Improvement for Parquet Predicate Push down on Hive

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Assignee: Dong Chen
• Reporter: Dong Chen
• Created: 11/May/15 08:27
• Updated: 04/Oct/16 17:10

Description

This umbrella JIRA will contain the improvements for Parquet PPD on Hive, which fall into:
1. date types support
2. bug fix
3. performance

Issue Links

• is part of: HIVE-8120 Umbrella JIRA tracking Parquet improvements
• relates to: HIVE-14885 Support PPD for nested columns

Sub-Tasks

• Make PPD work for Parquet in row group level: Closed
• Parquet PPD support DATE: Patch Available
• Parquet PPD support DECIMAL: Open
• Parquet PPD support TIMESTAMP: Patch Available
• Filter row groups based on the block statistics in Parquet: Patch Available
• Ensure Parquet Hive has null optimization: Patch Available
• Update Timestamp type mapping to Parquet: Patch Available