[CARBONDATA-3844] Every time the query is scanned, all databases of metadata are scanned, causing the query to be slow

• Type: Bug
• Status: Open
• Priority: Blocker
• Resolution: Unresolved
• Affects Version/s: 2.0.0
• Component/s: spark-integration
• Assignee: Unassigned
• Reporter: xiaohui
• Created: 04/Jun/20 07:21
• Updated: 23/Sep/20 07:53

Description

When a query is executed, all databases of metadata are scanned, and if the number of databases is very large, the execution time increases for a long time each time, reducing query performance