MongoDB vs PostgreSQL vs Redis – which database for app? 132 viewsMarch 15, 2026MongoDB PostgreSQL Redis Database 0 Dave Miller March 15, 2026 0 Comments Building an app and need to choose databases. MongoDB is flexible. PostgreSQL is powerful. Redis is for caching? Use case: user data, sessions, caching, analytics Which databases for a modern app? 3 Answers ActiveVotedNewestOldest 0 Jane Liu Posted March 15, 2026 0 Comments PostgreSQL for data, Redis for cache PostgreSQL: Most powerful relational, JSON support, rock solid. MongoDB: Flexible schema, good for prototyping. Redis: Blazing fast cache, sessions, real-time. Stack: PostgreSQL + Redis. You are viewing 1 out of 3 answers, click here to view all answers. Login Archives March 2026 September 2024 Categories Uncategorized