[DRILL-6162] Enhance record batch sizer to retain nesting information for map columns.

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.12.0
• Fix Version/s: 1.14.0
• Component/s: Execution - Flow
• Assignee: Padma Penumarthy
• Reporter: Padma Penumarthy
• Created: 15/Feb/18 03:08
• Updated: 14/Mar/18 04:53
• Resolved: 12/Mar/18 18:50

Description

Enhance the record batch sizer to maintain the columnSizes in nested fashion for maps so given a column, we can get sizing information of all children underneath. 

Issue Links

• relates to: DRILL-6238 Batch sizing for operators