Tag: mongodb

All the articles with the tag "mongodb".

• Postgres JSONB vs MongoDB under load: the numbers, the plans and the one GIN setting

  1 Nov, 2026

  PostgreSQL 18 JSONB and MongoDB 8.2 behind the same Go service, on two identical stacks run side by side with k6. Reads, inserts, updates, a mixed shop workload and 40-item documents, plus the EXPLAIN output that shows why the default GIN index makes Postgres fall over.