[IMPALA-9947] Complete support for subqueries

• Type: Epic
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: Frontend
• Labels: planner sql-language
• Epic Name: Subquery Support
• Target Version: Product Backlog
• Epic Color: ghx-label-3
• Assignee: Unassigned
• Reporter: Tim Armstrong
• Created: 10/Jul/20 23:33
• Updated: 11/Jul/20 17:18

Description

This epic is being used to group together all JIRAs that are related to adding support for subqueries. Many common subquery patterns are all already supported, but there are a variety of cases that are not yet.