Choose and operate the right database. PostgreSQL vs MySQL, Redis caching patterns, MongoDB data modeling, replication, sharding, and backup strategies explained.
28 articles
SQLite at the edge via libSQL embedded replicas and Cloudflare D1 delivers 2-5ms reads worldwide versus 20-100ms for Postgres read replicas. Real benchmarks, pricing comparisons, production failure modes, and a decision framework for when edge SQLite wins and when Postgres-with-replicas is still the right call.
Snowflake wins on concurrency, BigQuery on serverless simplicity, Databricks on ML, Redshift on AWS depth. Real 2026 pricing, TPC-DS benchmarks, and a clear decision matrix.
Build a production-grade task queue entirely in PostgreSQL using SELECT FOR UPDATE SKIP LOCKED, LISTEN/NOTIFY, exponential backoff retries, and dead-letter handling. Covers PGMQ, Graphile Worker, River, and when a dedicated broker actually earns its keep.
Real 2026 pricing, recall benchmarks, and a decision matrix for picking between Pinecone, Weaviate, Qdrant, Milvus, and pgvector. When pgvector is enough, when Qdrant wins on cost, and when Milvus is worth the ops burden.
UUIDv7 is the new default primary key on PostgreSQL 18. Benchmarks at 10M and 100M rows vs UUIDv4 and BIGSERIAL, index bloat numbers, and a zero-downtime migration guide.
Benchmark identical analytical queries on ClickHouse and PostgreSQL at 1M to 1B rows. Learn why columnar storage delivers 10-100x speedups, how to sync data with Debezium CDC, and when PostgreSQL is enough.
Six-month benchmark of Neon, Supabase, Aiven, Crunchy Data, and AWS RDS/Aurora across dev, production, and high-throughput scales. Real 2026 pricing, extension coverage, connection limits, and the decision matrix that maps each winner to a use case.
PostgreSQL 18 ships async I/O (up to 3x faster sequential scans), native UUIDv7, virtual generated columns, OAuth 2.0, and OLD/NEW in RETURNING. Real benchmarks, upgrade traps, and extension compatibility for pgvector, TimescaleDB, and Citus.
A practical comparison of PostgreSQL and MongoDB covering performance benchmarks, schema design, scaling, pricing, and real-world use cases to help you choose the right database.
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