[SPARK-18796] StreamingQueryManager should not hold a lock when starting a query

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.2, 2.1.0
• Fix Version/s: 2.1.0
• Component/s: Structured Streaming
• Target Version/s: 2.1.0
• Assignee: Shixiong Zhu
• Reporter: Shixiong Zhu
• Created: 08/Dec/16 22:32
• Updated: 13/Dec/16 11:23
• Resolved: 13/Dec/16 06:32

Description

Otherwise, the user cannot start any queries when a query is starting. If a query takes a long time to start, the user experience will be pretty bad.

Issue Links

• links to: [Github] Pull Request #16220 (zsxwing)