[HIVE-22080] Prevent implicit conversion from String/char/varchar to double/decimal

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 4.0.0
• Fix Version/s: 4.0.0-alpha-1
• Component/s: Hive
• Labels: pull-request-available
• Assignee: Ramesh Kumar Thangarajan
• Reporter: Ramesh Kumar Thangarajan
• Created: 02/Aug/19 23:43
• Updated: 17/Nov/22 08:51
• Resolved: 07/Aug/19 18:05

Description

Implicit conversion from String family types to any non-string family types are invalid. User can force the conversion by turning off the setting hive.metastore.disallow.incompatible.col.type.changes. If not turned off, such a conversion should throw error.

Issue Links

• is related to: HIVE-24534 Prevent comparisons between characters and decimals types when strict checks enabled
• links to: GitHub Pull Request #745