Crash course on Better SQL Development Vladimir Oselsky Crash course on Better SQL Development

About the Speaker Vladimir Oselsky (Vlady) New Development Manager at Civica CMI @VladyOselsky (Twitter), voselsky (LinkedIn) https://dg-sql.blogspot.com/ Born and raised in Siberia (it does get cold, and sometimes hot) B.S. Software Engineering Technology (I know some .NET) Various IT Jobs since 1998. Starting in 2010 worked with SQL Server and Oracle.

Agenda Road to better development Understand platform Use the right tools Learn from other people and your own mistakes It depends! T-SQL code, DBCCCP CTE, Derived Tables, Table Variables, Temp Tables Stored Procedure design, single value vs set approach Cursor – not a Curse Error Handling Execution Plans Tools SSMS SentryOne Plan Explorer LINQPad

Road to better development Understanding platform What is available in SQL Server? Data types (Geography and Geometry) User-Defined Table Types CLR In-Memory programming Using right tools (what works best for you) SSMS vs Visual Studio vs LINQPad SSMS vs SQL Sentry Plan Explorer

T-SQL code CTE, Derived Tables, Table Variables, Temp Tables Scope Limitations Data Size Performance Overhead Stored Procedure design, single value vs set approach Using User Defined Types for passing set of values instead of single one Cursor – not a Curse Why not use default options http://sqlperformance.com/2012/09/t-sql-queries/cursor-options (Aaron Bertrand)

Tools SSDT https://msdn.microsoft.com/en-us/library/mt204009.aspx LINQPad 5 http://www.linqpad.net/download.aspx SentryOne Plan Explorer https://sentryone.com/plan-explorer #SQLHelp Use it for help from other people in industry Visual Studio Community Edition https://beta.visualstudio.com/visual-studio-community-vs/ SQL Server 2016 Developer Edition https://www.microsoft.com/en-us/cloud-platform/sql-server-editions-developers

Demo

Q&A Send questions to: vlady.oselsky@gmail.com Blog: https://dg-sql.blogspot.com/ Twitter: @VladyOselsky Thank you

Presentation has ended. Error code #01012017 If you like to know more, feel free to email questions to: Vlady.Oselsky@gmail.com NOTE: All communication sent to incorrect address will be ignored.