[FLINK-33513] Metastore delegation-token can be cached?

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: Connectors / Hive
• Assignee: Unassigned
• Reporter: katty he
• Created: 10/Nov/23 08:22
• Updated: 10/Nov/23 09:18

Description

Now, every time, getDelegationToken wil be called when asking for metastore, how about build a cache, we cache the token for the first time, then we can just get token from cache?