Step-by-step guides for deploying and managing production database clusters.
Compare AWS RDS and self-hosted PostgreSQL with real pricing at every scale. Covers total cost of ownership, performance differences, and when each option makes sense.
Learn how to back up and restore ClickHouse databases. Covers clickhouse-backup, S3 storage, incremental backups, retention policies, and disaster recovery testing.
A detailed cost and feature comparison between ClickHouse Cloud and self-hosted ClickHouse. Real pricing breakdowns, operational trade-offs, and a decision framework.
A detailed comparison of ClickHouse and Apache Druid for analytics workloads. Learn how they differ in architecture, query performance, ingestion, and operational complexity.
Learn how to deploy a production-ready ClickHouse cluster with sharding, replication, and ClickHouse Keeper. Covers architecture decisions, hardware sizing, and step-by-step configuration.
Everything you need to know about deploying databases in production. Covers architecture decisions, high availability, backups, monitoring, security, and choosing between managed and self-hosted.
Compare AWS ElastiCache and self-hosted Redis Sentinel. Covers pricing at every scale, failover behavior, networking limitations, and when to choose each.
Learn how to monitor a PostgreSQL cluster in production. Covers key metrics, Prometheus and postgres_exporter setup, Grafana dashboards, and alerting for replication lag, connections, and disk usage.
Learn how to set up PgBouncer for PostgreSQL connection pooling. Covers installation, pool modes, configuration tuning, and production best practices.
Set up a production-ready PostgreSQL HA cluster with Patroni, etcd, PgBouncer, and HAProxy. Covers architecture, automatic failover, connection pooling, and backup strategies.
A complete tutorial for setting up Redis Sentinel with automatic failover. Covers installation, configuration, HAProxy routing, and production hardening.
A practical comparison of Redis Sentinel and Redis Cluster. Learn when to use each, how they handle failover, and which architecture fits your use case.
Compare self-hosted and managed database services across cost, control, performance, and operational overhead. Includes real pricing breakdowns for PostgreSQL, ClickHouse, and Redis.
Learn what ClickHouse is, how columnar storage works, and why it's the fastest open-source analytics database. A practical introduction with real-world use cases.
Learn what Redis Sentinel is, how it provides high availability for Redis, and how automatic failover works. A practical introduction for developers new to Redis HA.