Elysiate blog
Practical guides for privacy-first developer tools, SEO and content operations, data and file workflows, cloud and API security, AI engineering, and sustainable freelance work. Everything here supports the same philosophy as our browser-based utilities: your data stays on your device until you choose otherwise.
For tabular data, the CSV tools hub covers validation and conversion in the browser, and the CSV topic index lists every CSV-tagged guide in one place.
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- PostgreSQL with .NET and Entity Framework Best Practices
A practical guide to PostgreSQL with .NET and Entity Framework best practices, covering Npgsql setup, DbContext patterns, migrations, indexing, query tuning, JSON support, and production performance.
- PostgreSQL vs MySQL for Modern Web Applications
A practical comparison of PostgreSQL vs MySQL for modern web applications, covering query capabilities, transactions, JSON features, indexing, scaling, developer experience, and which database fits which product style.
- PostgreSQL vs MongoDB for JSON-Heavy Apps
A practical comparison of PostgreSQL vs MongoDB for JSON-heavy apps, covering JSONB, document flexibility, indexing, joins, transactions, analytics, and which database fits which application style.
- PostgreSQL VACUUM and Autovacuum Explained
A practical guide to PostgreSQL VACUUM and autovacuum, covering dead tuples, table bloat, visibility maps, ANALYZE, transaction ID wraparound, and the common mistakes that make databases slower over time.
- PostgreSQL Streaming Replication Setup Guide
A practical guide to PostgreSQL streaming replication setup, covering primary and standby configuration, replication users, WAL settings, base backups, lag monitoring, and common mistakes.
- PostgreSQL Sort and GROUP BY Performance Tuning
A practical guide to PostgreSQL sort and GROUP BY performance tuning, covering sort spills, work_mem, indexes, hash versus sort aggregation, row reduction, and common query design mistakes.
- PostgreSQL Security Best Practices for Production
A practical guide to PostgreSQL security best practices for production, covering access control, network hardening, TLS, role design, Row Level Security, secret handling, monitoring, and incident readiness.
- PostgreSQL Row-Level Security Explained
A practical guide to PostgreSQL Row Level Security, covering policies, tenant isolation, USING versus WITH CHECK, application context, common mistakes, and when RLS is the right design choice.
- PostgreSQL Read Replicas Explained
A practical guide to PostgreSQL read replicas, covering streaming replication, read scaling, replication lag, failover tradeoffs, consistency issues, and when replicas are the right architecture choice.
- PostgreSQL Query Planner Explained Simply
A practical guide to the PostgreSQL query planner, covering scans, joins, row estimates, statistics, costs, and why PostgreSQL sometimes picks a plan that looks wrong.