Hacker Trends
how it worksopen the tool →

Hacker Trends › couchdb vs cassandra vs mongodb

couchdb vs cassandra vs mongodb on Hacker News

Across 2007–2026 of Hacker News, mongodb leads couchdb vs cassandra vs mongodb with 31,415 mentions to cassandra’s 9,414, peaking in May 2020.

Mention-over-time for couchdb vs cassandra vs mongodb, overlaid across 2007–2026 of Hacker News. Each line is a live date-histogram over ~45M posts and comments, computed with Upstash Redis Search.

couchdb5,183 mentions, peak Jun 2010cassandra9,414 mentions, peak Jun 2015mongodb31,415 mentions, peak May 2020
2008201120142017202020232026
Open this comparison in the interactive tool — zoom to any date range and read the stories behind each spike →

How the lead changed hands

The NoSQL boom in order: CouchDB rides the early document-store wave ~2009, Cassandra carries the scale-out story 2010–12, then MongoDB becomes the era's default 2011–13.

The stories behind each line

Top “couchdb” stories
  1. Cassandra vs MongoDB vs CouchDB vs Redis vs Riak comparison 380 points · 2010
  2. CouchDB 3.0 266 points · 2020
  3. CouchDB 2.0 258 points · 2016
  4. Goodbye, CouchDB 254 points · 2012
Top “cassandra” stories
  1. How Discord Stores Billions of Messages Using Cassandra 438 points · 2017
  2. Open-sourcing a 10x reduction in Apache Cassandra tail latency 408 points · 2018
  3. Cassandra vs MongoDB vs CouchDB vs Redis vs Riak comparison 380 points · 2010
  4. Cassandra at Apple: 1000s of Clusters, 300k Nodes, 100 PB 292 points · 2022
Top “mongodb” stories
  1. Goodbye MongoDB, Hello PostgreSQL 802 points · 2015
  2. Jepsen Disputes MongoDB's Data Consistency Claims 791 points · 2020
  3. Don't use MongoDB 706 points · 2011
  4. Call Me Maybe: MongoDB Stale Reads 605 points · 2015

Each term on its own

More comparisons

Build your own comparison on the main chart, or read how Hacker Trends works.