2025-05-14
613 reads
Execution Plan
Plansplaining, part 20. SQL Graph (part 1)
Welcome to part twenty of the plansplaining series. It has been a long time since I last wrote a plansplaining post, partly because of my health, but also for a large part because I was out of ideas. But recently I decided to dig a bit deeper into a feature that was released in SQL Server 2017 and that I had so far not played with: SQL Graph.
2023-12-06
Explore Natively Compiled SQL Server Stored Procedure Execution Plans
In this article, we look at execution plans and performance of a natively compiled stored procedure versus a traditional stored procedure.
2023-10-16
What Is a Cost-Based Optimizer?
When you execute a query, the database server has to figure a lot of things out. For even the simplest queries, there are usually several possible ways to get the job done.
2021-10-18
2018-11-20
809 reads
The New Lightweight Query Plan Profile Hint
SQL Server 2016 & 2017 enable a new way to get query performance metrics live via Extended Events.
2018-10-26
2,735 reads
Blogs
T-SQL Tuesday #202: 100 Hours
By Steve Jones
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Exploring DiskANN: Part 2: PQ, SSDs, caching and beam search
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Forums
Databricks Genie Spaces for SQL Analysts: Natural Language Querying Without Leaving Your Data Platform
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The Costs of Multiple Platforms
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RegEx Functions II
Comments posted to this topic are about the item RegEx Functions II
Question of the Day
RegEx Functions II
I have this data in a table in a SQL Server 2025 database:
EmailAddressID EmailAddress 7 dylan0@ADVENTURE-WORKS.COM 8 Diane1@ADVENTURE-WORKS.COMIf I run this query, which row(s) are returned?
SELECT top 10 * FROM person.EmailAddress WHERE REGEXP_LIKE(EmailAddress, '^d') AND BusinessEntityID IN (7,8)See possible answers