[DRILL-8367] Fix all plugins and file system impls that load query data into heap mem

• Type: Improvement
• Status: Open
• Priority: Minor
• Resolution: Unresolved
• Affects Version/s: 1.20.2
• Fix Version/s: Future
• Assignee: James Turton
• Reporter: James Turton
• Created: 07/Dec/22 14:23
• Updated: 08/Feb/23 08:36

Description

A number of storage plugins, format plugins and file system implementations load query data into heap memory. We should firstly avoid extraneous buffering entirely and secondly use direct memory when buffering is not extraneous.