
Understanding PostgreSQL’s performance shortcomings informs enterprise adoption decisions and guides contributors toward high‑impact improvements. The dialogue also signals where the ecosystem may need to invest to keep the platform competitive.
PostgreSQL’s reputation for stability and extensibility has attracted a broad enterprise user base, yet Bruce Momjian’s recent presentation underscores a persistent blind spot: performance. While the core engine excels at reliability, benchmarks from high‑throughput workloads reveal latency spikes and scaling limits that developers frequently cite as missing capabilities. By quantifying these gaps, Momjian provides a data‑driven agenda that helps CIOs assess whether PostgreSQL can meet demanding analytics or micro‑service workloads without costly custom tuning.
The open‑source nature of PostgreSQL encourages a vibrant extension marketplace, which many attendees pointed out as a pragmatic solution to functional deficiencies. Extensions such as PostGIS, pg_partman, and TimescaleDB effectively plug gaps without altering the core codebase, preserving upgrade paths and community support. However, relying on third‑party modules for performance enhancements can introduce maintenance overhead and compatibility risks. Enterprises must weigh the trade‑off between rapid feature acquisition and the operational discipline required to manage a heterogeneous extension stack.
Looking ahead, the PostgreSQL community is actively prioritizing performance‑centric projects, including parallel query enhancements, improved indexing algorithms, and native sharding prototypes. These initiatives aim to reduce the need for external workarounds and solidify PostgreSQL’s position against commercial rivals. For businesses, the roadmap signals a forthcoming reduction in total cost of ownership as native performance gains diminish reliance on costly hardware scaling or bespoke extensions. Stakeholders who monitor these developments can align their technology strategies to capitalize on the platform’s evolving capabilities.
I just gave a new presentation at Prague PostgreSQL Developer Day titled What's Missing in Postgres? It's an unusual talk because it explains the missing features of Postgres, and why. One thing I learned in writing the talk is that the majority of our missing features are performance-related, rather than functionality-related. I took many questions:
some pointed out that extensions supply much of this missing functionality
some supported the lack of features because the features are either unnecessary or harmful
some features are in-progress
Thanks to Melanie Plageman for the idea of this talk.
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