22-25 April 2026 
Tim Chapman
Tim Chapman is a Microsoft Certified Master (MCM) and Principal Cloud Solution Architect at Microsoft, where he has worked for over 10 years. Tim's area of technical expertise focuses on performance tuning, high availability, T-TSQL and PowerShell development, and customer training. Before coming to Microsoft, Tim was a contributor to the SQL MVP community for three years and has had the privilege of speaking at many SQL Server events such as SQL Intersection, the PASS Summit, SQL Connections, SQL Saturdays, SQL Rally, SQL Nexus and SQL Server Days Belgium. Tim has over 20 years of database architecture, programming, and administration experience. Tim has contributed to the SQL Server MVP Deep Dives 2 book as well as the SQL Server 2012 Bible.
Tim Chapman's Sessions
PostgreSQL for the SQL Server DBA - Cardinality EstimationSQLBits 2026
This session helps SQL Server professionals learn how PostgreSQL works by using familiar optimizer concepts. It explores PostgreSQL cardinality estimation, statistics, and query planning, highlighting key similarities and differences to build intuition and improve performance tuning.
PostgreSQL for the SQL Server DBA: Architecture and Internals - Part 1SQLBits 2026
This session helps SQL Server professionals learn PostgreSQL by mapping familiar architecture concepts to PostgreSQL’s processes, memory, storage, and configuration—building confidence to design and manage PostgreSQL using skills you already have.
PostgreSQL for the SQL Server DBA: Architecture and Internals - Part 2SQLBits 2026
This session helps SQL Server professionals learn PostgreSQL by mapping familiar architecture concepts to PostgreSQL’s processes, memory, storage, and configuration—building confidence to design and manage PostgreSQL using skills you already have
An Introduction to Cosmos DBSQLBits 2022
An Overview to Cosmos DB