Benjamin Kietzman created ARROW-4709: ----------------------------------------
Summary: [C++] Optimize for ordered JSON fields Key: ARROW-4709 URL: https://issues.apache.org/jira/browse/ARROW-4709 Project: Apache Arrow Issue Type: New Feature Components: C++ Reporter: Benjamin Kietzman Assignee: Benjamin Kietzman Fix For: 0.13.0 Fields appear consistently ordered in most JSON data in the wild, but the JSON parser currently looks fields up in a hash table. The ordering can probably be exploited to yield better performance when looking up field indices -- This message was sent by Atlassian JIRA (v7.6.3#76005)