[KYLIN-3716] FastThreadLocal replaces ThreadLocal

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: v3.0.0-alpha
• Component/s: Query Engine
• Assignee: Nicholas Jiang
• Reporter: Nicholas Jiang
• Created: 11/Dec/18 05:36
• Updated: 16/Apr/19 02:25
• Resolved: 04/Mar/19 11:49

Description

In kylin query engine,QuerySevice acquires OLAPContext through ThreadLocal.In certain research,the development that FastThreadLocal replaces ThreadLocal to store thread OLAPContext is substantial performance improvement.

Issue Links

• links to: GitHub Pull Request #436