[SPARK-29200] Optimize `extract`/`date_part` for epoch

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.0.0
• Fix Version/s: 3.0.0
• Component/s: SQL
• Assignee: Max Gekk
• Reporter: Max Gekk
• Created: 21/Sep/19 09:27
• Updated: 12/Dec/22 18:10
• Resolved: 22/Sep/19 08:00

Description

The method `DateTimeUtils.getEpoch()` can be speeded up by avoiding decimal operations and converting shifted by time zone timestamp to decimal at the end. Results of `ExtractBenchmark` should be regenerated as well.

Issue Links

• links to: GitHub Pull Request #25881