[COUCHDB-941] Make CouchDB benefit more from ETag caching

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Won't Fix
• Affects Version/s: 1.0.1
• Component/s: Database Core
• Skill Level: Committers Level (Medium to Hard)
• Assignee: Unassigned
• Reporter: Randall Leeds
• Created: 08/Nov/10 20:13
• Updated: 02/Sep/18 06:31
• Resolved: 02/Sep/18 06:31

Description

Right now couch_httpd processes HEAD requests as a GET and leaves it to MochiWeb to drop the response body. It would be good if some ETag metadata could be passed through the code such that we avoid disk operations when the ETag matches.