Architecture5 min read
Caching Strategies for SaaS Backends: Redis, HTTP & CDN
Where to put the cache so it actually helps: application vs. HTTP vs. edge, cache invalidation by version not by prayer, and the metrics that tell you the cache is lying.
Tag
#performance
3 articles
PostgreSQL4 min read
A Practical Guide to PostgreSQL Indexing
B-tree, GIN, partial and composite indexes — how PostgreSQL actually uses them, when each earns its disk, and the questions to ask before adding another index.
PostgreSQL4 min read
PostgreSQL Connection Pooling With PgBouncer: A Practical Guide
Why Node.js apps exhaust PostgreSQL connections, how transaction pooling with PgBouncer fixes it, and the gotchas — prepared statements, set_config, and monitoring — that trip teams up.
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