Episode 143 - A mash-up of mistakes all in one place

Guy tries to convince Eitan that OPTION(RECOMPILE) is the ultimate "Turbo" button in SQL Server, and that it's strongly underappreciated.

Relevant links for more info:

• OPTION(RECOMPILE) (Transact-SQL) - SQL Server | Microsoft Learn
• Recompile a Stored Procedure - SQL Server | Microsoft Learn
• Should I use option(recompile)? – SQLServerCentral
• SQL SERVER - Parameter Sniffing and OPTION (RECOMPILE) - SQL Authority with Pinal Dave

Guy and Eitan discuss various practices in SQL Server that hurt performance and possibly waste money, negative VarDecimal numbers, renumbering Identity columns, and the new Azure Database Fleet Manager.

Relevant links:

• SQL Server IN Clause With Multiple Literal Values Performance Behaviour | Neeraj Prasad Sharma
• Could SQL Injection be dangerous even when perfectly safe? | Eitan Blumin
• The Anatomy of Vardecimals | Mark S. Rasmussen
• Utility Scripts/ReNumber_Identity_Column.sql
• Introducing Azure Database Fleet Manager

Also, Happy New Year! 🎉🎈🥂

Guy and Eitan talk about some great things about SQL Server, and mostly Guy’s experience in digging into execution plans and generating synthetic IO workloads.

Relevant links:

• What’s new in SQL Server and Azure SQL 2023 Year in Review

• Multi-Tenancy in the Real World | Eitan Blumin (Data Weekender 6.5)

SQL Server Radio is going on a short break this month.

Please tune in next month for when we'll be coming back!

In the meantime, check out some of our favorite past episodes:

• Episode 108 - "I Really Want to Do It" Flags
• Episode 115 - How can UPDATE STATISTICS cause HADR disconnections?
• Episode 122 - What you didn't know that you wanted to know about XML
• Episode 125 - Monitoring SQL Servers for a managed DBA service
• Episode 144 - Getting Locked Outside Without Your Keys

Guy and Eitan go back to their SQL Server roots and go hardcore into execution plan analysis and database corruption.

Relevant links:

• Health Check Scripts/Find_Top_Exec_Plans_to_Optimize.sql

• SQLServerFast.com

• Database Corruption Challenge by Steve Steadman

• A DBA's Guide to the Proper Handling of Corruption

• Data TLV Summit

• PASS Data Community Summit

Guy and Eitan celebrate resuming the school year with some learning of their own. This time, focusing on encryption types in SQL Server.

Relevant links:

• External REST Endpoint Invocation is now GA!

• Types of Encryption in SQL Server

• PWDENCRYPT and PWDCOMPARE

• Dynamic Data Masking

And also, don’t forget to register for the upcoming Data TLV Summit!

Today we have Kevin Chant as our guest!

We talk about Kevin’s favorite topics: Microsoft Fabric, Azure DevOps, SQL Server, and more.

Relevant links:

• https://www.kevinrchant.com/2023/06/13/create-your-own-microsoft-fabric-environment/

Guy and Eitan discuss several interesting topics and recent experiences that you'd want to hear about!

Relevant links:

• Trigram Wildcard String Search in SQL Server
• The Story of DBeaver, PostgreSQL, and the silly data engineer
• SQL Server Error Log Management
• High VLF Counts Got You Down? Here's How to Keep Them Low and Performance High

As promised in the previous episode, Guy and Eitan interview an actual human this time!

The one and only, the famed Erik Darling is our guest for today!

Check out his official website:

• Erik Darling Data
• Erik Darling's YouTube Channel

We apologize in advance for Guy's occasional audio glitches, as he was having network issues on the day of recording.

Guy and Eitan try something new for today's show - we interview ChatGPT as our guest for today, and make it pretend that it's a SQL Server expert!

Let's see how it does.

Relevant links:

• Monitor performance by using the Query Store
• Brent Ozar Unlimited
• SQLSkills
• Scary DBA
• SQL Authority
• PASS Data Community Summit
• SQLBits
• GroupBy Virtual Conference
• Data Platform Summit