[HIVE-359] Short-circuiting expression evaluation

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.5.0
• Component/s: Query Processor
• Assignee: Zheng Shao
• Reporter: Zheng Shao
• Created: 24/Mar/09 07:31
• Updated: 17/Dec/11 00:06
• Resolved: 18/Feb/11 23:29

Description

We don't need to evaluate some sub-expressions for AND, OR, CASE, and IF.
We should support this kind of expression operators natively so we can change the evaluation order and do short-circuiting.