[SPARK-45132] Fix IDENTIFIER clause for functions

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.5.0
• Fix Version/s: 4.0.0, 3.5.1
• Component/s: Spark Core
• Labels: pull-request-available
• Assignee: Serge Rielau
• Reporter: Serge Rielau
• Created: 12/Sep/23 09:24
• Updated: 12/Oct/23 13:35
• Resolved: 12/Oct/23 13:35

Description

Due to a quirk in the grammar IDENTIFIER('foo')(<somearg>) does not resolve depending on <somearg>.

Example:
SELECT IDENTIFIER('abs')(-1) works, but
SELECT IDENTIFIER('abs')(c1) FROM VALUES(-1) AS T(c1) does not.

Issue Links

• links to: GitHub Pull Request #42888