Sql Server Radio

Guy and Eitan continue discussing HADR solutions. But this time focusing on Transactional Replication, its cons and pros and potential use cases. Also, some important announcements from Microsoft about Azure SQL! Relevant links: Data API builder General Availability (microsoft.com) Build REST API with Azure Data API Builder (DAB) (mssqltips.com) Zero ETL, Near-real time replication, Mirroring Azure SQL Databases in Fabric (microsoft.com) Announcing EAP for Vector Support in Azure SQL Database - Azure SQL Devs’ Corner (microsoft.com) Update Policy for Azure SQL Managed Instance - Microsoft Community Hub Transactional Replication - SQL Server | Microsoft Learn MadeiraData/ReplicationManagementMechanism: Use SQL Server database tables to manage and configure Transactional Replication, and set it up easily between publishers and subscribers using stored procedures (github.com)

Guy and Eitan discuss the various High Availability and Disaster Recovery options available to us in Microsoft SQL Server, their main advantages, limitations, and when it's most suitable to use or not to use them. Relevant links for further reading: AlwaysOn Basic Availability Groups / Database Mirroring AlwaysOn "Enterprize" Availability Groups Failover Cluster Instance Log Shipping Transactional Replication

Guy and Eitan talk about some interesting news from Microsoft about SQL Server in Azure. And also discuss the topic of Backups and Recovery, RTO, RPO, RCO, and database Integrity Checks. Relevant links: Microsoft Copilot in Azure extends capabilities to Azure SQL Database (Private Preview) - Microsoft Community Hub Regex in SQL DB (microsoft.com) SQL Server Regular Expressions Library Sample - Microsoft Community Hub STRING_SPLIT (Transact-SQL) - SQL Server | Microsoft Learn Do You Have a Proper Backup Strategy? (madeiradata.com) CHECKDB From Every Angle: Consistency Checking Options for a VLDB - Paul S. Randal (sqlskills.com) Where to Run DBCC on Always On Availability Groups - Brent Ozar Unlimited®   Also, check out our previous episode, if you haven't yet: SQL Server Radio: Episode 161 - EXCLUSIVE: Announcing the Biggest Innovation for Azure SQL Managed Instances (Codename: Hermes)

Niko Neugebauer and Vladimir Ivanovic are our esteemed guests for today, and they have a HUGE announcement to make about Azure SQL Managed Instances. Extra! Extra!

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)  

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

Guy and Eitan share their experience from SQLBits 2023 and some of their favorite sessions. Relevant links: Official SQLBits Website SQLBits Content Library SQLBits YouTube Channel SQL Server Debugging with WinDbg – an Introduction Join #TeamHugo and Help Fight Leukemia Parameter Sensitive Plan optimization Azure Functions overview GitHub CoPilot  

Guy and Eitan discuss some new and existing capabilities in the SQL Server engine related to Intelligent Query Processing, and whether our job positions as DBAs are at risk due to the imminent takeover by our robot overlords. Relevant links: Intelligent Query Processing Adaptive Joins (Batch) Intelligent Query Processing Feedback family of features Parameter Sensitive Plan Optimization Scalar UDF Inlining

Guy and Eitan list several common mistakes done by DBAs in SQL Server. Some relevant links: Architecting Database Dev and Test Environments: Best Practices and Anti-Patterns for SQL Server Ola Hallengren's Maintenance Solution HADR My Jobs - Open Source Solution by Madeira Columnstore Indexes: Planning and Implementation TSQL Script to Check for Weak Passwords Script to Check for Max DOP Configuration Best Practice

Today we have the pleasure of hosting Rob Sewell, and talking about the upcoming SQLBits event of 2023! Relevant links: SQLBits 2023 agenda, speakers, pricing, and registration - events.sqlbits.com/2023 YouTube playlist of all 195 sessions from SQLBits 2022 - available for free! SQLBits helpers form - beard.media/sqlbits-helpers Rob Sewell's blog - blog.robsewell.com

Guy and Eitan finally celebrate the generally available release of SQL Server 2022! And also discuss other announcements from PASS Data Community Summit, and also various interesting news and features of Azure SQL announced in November 2022. Relevant links: SQL Server 2022 is now generally available Consumption-based PAYG billing model for SQL Server 2022 on-prem PASS Data Community Summit Hug a DBA song by Killa DBA SQL Server 2022 song by Killa DBA The SQL Server Native Client has been removed from SQL Server 2022 (16.x) and SQL Server Management Studio 19 (SSMS). Switch to the new Microsoft OLE DB Driver (MSOLEDBSQL) for SQL Server or the latest Microsoft ODBC Driver for SQL Server going forward. Mid-November 2022 Public Preview updates to Azure SQL Azure SQL database external REST endpoints integration in public preview Mid-November 2022 General Availability updates to Azure SQL Public Preview Azure SQL Managed Instance feature wave for November 2022 General Availability Azure SQL Managed Instance fea

Guy and Eitan play a game of word associations to spout a bunch of stuff about SQL Server features - mostly reviewing new system objects that replaced old DBCC commands, useful scripts in our toolbox, and talking about Application Reliability Errors. Relevant links: Buffer Pool Extension SQL Server editions comparison dashboard by domains, features, and scale capacities – by Romain Ferraton SQL Server Standard vs Enteprise Edition features history – by Romain Ferraton SQL Server Scale Limits by Version and Edition - by Eitan Blumin sys.dm_os_buffer_descriptors Madeira Toolbox: Buffer Pool Distribution by Tables.sql Get the last known actual execution plan using sys.dm_exec_query_plan_stats sys.dm_db_page_info sys.dm_db_log_info sys.dm_db_stats_properties sys.dm_db_stats_histogram Madeira Toolbox: Shrink All Shrinkable Transaction Logs.sql Madeira Toolbox: Shrink_Transaction_Log_File.sql Madeira Toolbox: Application_Reliability_Monitor_SQLServer.sql Madeira Toolbox: Application_Reliability_Monitor_AzureSQLDB.

Today we're pleased to have the one and only Itzik Ben-Gan hosted at our show again! We talk about interesting SQL/T-SQL related topics, the experience of teaching, his new upcoming book edition of T-SQL Fundamentals, and more. Relevant links: Itzik's personal web page at tsql.lucient.com Itzik Ben-Gan's Blog posts at SQLPerformance.com SQL Server Central - Question of the Day Even more fun with DATETIME arithmetics (Eitan Blumin) The Itzik Ben-Gan Trick (batch processing hack)