[HIVE-22248] Min value for column in stats is not set correctly for some data types

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 4.0.0-alpha-1
• Component/s: Statistics
• Labels: pull-request-available
• Assignee: Miklos Gergely
• Reporter: Jesús Camacho Rodríguez
• Created: 26/Sep/19 15:18
• Updated: 27/Feb/24 22:24
• Resolved: 11/Oct/19 10:04

Description

I am not sure whether the problem is printing the value or in the value stored in the metastore itself, but for some types (e.g. tinyint, smallint, int, bigint, double or float), the min value does not seem to be set correctly (set to 0).

https://github.com/apache/hive/blob/master/ql/src/test/results/clientpositive/alter_table_update_status.q.out#L342

Issue Links

• blocks: HIVE-22239 Scale data size using column value ranges
• links to: GitHub Pull Request #801