PostgreSQL

PostgreSQL is a powerful, feature-rich database system, but its architecture differs in significant ways from Microsoft SQL Server. One of the most important differences lies in how connections are handled. While SQL Server multiplexes many client requests across worker threads inside a single process, PostgreSQL spawns a dedicated backend process for every client connection. This …

Running PostgreSQL with PgBouncer on Mac OS Using Docker Compose + read more

Are you a seasoned SQL Server professional looking to broaden your horizons and step into the world of PostgreSQL? Do you want to leverage your existing SQL Server expertise while mastering the unique features of PostgreSQL? If so, I’ve got exciting news for you! I’m thrilled to announce that I’m running again my brand-new, two-day …

Attend my Online Training in November: PostgreSQL for the SQL Server Professional + read more

When working with PostgreSQL, understanding its text data types is essential, especially for those coming from a Microsoft SQL Server background. While both database systems support text storage, they handle it in fundamentally different ways. PostgreSQL provides several text-related data types, each with its own purpose and behavior, and understanding their nuances can help avoid …

Understanding Text Data Types in PostgreSQL and SQL Server + read more

When it comes to database performance, query execution planning is one of the most critical factors. Every time a database receives a query, it must decide how to execute it in the most efficient way possible. This decision making process – known as query planning – can be expensive in terms of computation time, especially …

Understanding Query Plan Caching in PostgreSQL and How It Differs from SQL Server + read more