[ARROW-10420] [C++] FileSystem::OpenInput{File,Stream} should accept a MemoryPool

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.0
• Fix Version/s: 4.0.0
• Component/s: C++
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/26400
• Assignee: Antoine Pitrou
• Reporter: Ben Kietzman
• Created: 29/Oct/20 19:44
• Updated: 11/Jan/23 08:13
• Resolved: 26/Feb/21 02:17

Description

https://github.com/apache/arrow/pull/8533#issuecomment-717516187

Currently buffers read from files opened by a FileSystem will always be allocated from the default memory pool. This is contrary to the Arrow convention of allowing control over memory allocation.

Issue Links

• links to: GitHub Pull Request #9474