Pool Connections in Lifespan
Reuse DB and HTTP clients across requests.
Connecting Costs Time
Opening a fresh database or HTTP connection on every call is slow. The handshake adds latency that piles up fast under load. 🐢
Reuse with a Pool
A connection pool keeps a set of live connections ready, lending one per request and taking it back when the work is done.
All lessons in this course
- Expose SQL Queries Safely
- Wrap a REST API as Tools
- Pool Connections in Lifespan
- Cache & Rate-Limit Upstreams