[ARROW-8763] [C++] Create RandomAccessFile::WillNeed-like API

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.0.0
• Component/s: C++
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/24911
• Assignee: Antoine Pitrou
• Reporter: Antoine Pitrou
• Created: 11/May/20 15:08
• Updated: 11/Jan/23 08:02
• Resolved: 21/May/20 12:03

Description

We need to inform RandomAccessFile that we will need a given range or number of ranges.
Also call that method from MemoryMappedFile::Read and friends.

Also perhaps write specialized ReadAsync implementations?

Issue Links

• is related to: PARQUET-1698 [C++] Add reader option to pre-buffer entire serialized row group into memory
• links to: GitHub Pull Request #7172