[KYLIN-4606] throw olap exception when olap query and pushdown both error

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: v3.0.0-alpha
• Fix Version/s: v3.1.1
• Component/s: Query Engine
• Assignee: chuxiao
• Reporter: chuxiao
• Created: 29/Jun/20 13:12
• Updated: 18/Oct/20 13:51
• Resolved: 27/Sep/20 02:55

Description

目前Kylin开启下推查询后，如果使用olap查询失败则会使用下推查询。如果下推也查询失败,返回下推的异常。但我们更关心olap的异常信息，希望返回给用户的是olap异常。