[HIVE-24056] Column stats gather stage as part of import table command plan generation

• Type: Improvement
• Status: In Progress
• Priority: Major
• Resolution: Unresolved
• Component/s: Import/Export, Statistics
• Assignee: Ashish Sharma
• Reporter: Ashish Sharma
• Created: 21/Aug/20 11:31
• Updated: 21/Aug/20 11:33

Description

Description -

As of today in import table command does't have column stats gather phase as a part of execution plan. As a result of which no matter what hive.stats.autogather set to true or false. columns stats are reset while importing the table/partitions for all types of tables.

DOD
Adding column stats gather stage to import plan

Issue Links

• is related to: HIVE-23887 Reset table level basic/column stats during import.