Self SQL Injection
Based on a real fact, this article demonstrates how a bad use of sp_executesql can lead to unpleasant surprises
2018-04-30
1,819 reads
Articles
Execution Plans and Data Protection
One of the most important tools for query tuning is ability to view execution plans. They are even portable; you can send an execution plan to get advice from someone who doesn't have access to the underlying data. Have you even considered that sensitive information might travel along with the plans? Hugo Kornelis explains how execution plans affect data protection.
2018-04-30
3,411 reads
SQL Server Closure Tables
SQL Server has a couple of different ways to represent hierarchies, but they do not allow storing any additional information that is important to the relationship between objects. In this article, Phil Factor explains how to use closure tables to overcome this deficiency.
2018-04-27
3,926 reads
2018-04-26 (first published: 2008-09-26)
62,394 reads
2018-04-26 (first published: 2010-05-25)
66,135 reads
SQL Server From .Net: Building a DataSet with Code
A basic introduction for developers about working with the DataSet object in ADO.Net to represent objects in a SQL Server database, and some of the options available.
2018-04-26
953 reads
Hash Join Memory Grant Factors
Remember when that old DBA told you not to SELECT *? Erik Darling explains why.
2018-04-26
2,943 reads
Missing Index Impact and Join Type
Erik Darling shows how missing index requests have different impact numbers depending on the query's join type.
2018-04-26
7,058 reads
SQL Server Graph Databases – Part 3: Modifying Data in a Graph Database
Modifying data in Graph Database tables is similar to working with traditional tables, but there are several things to consider. Robert Sheldon explains how to insert, update, and delete rows of Graph Database tables and explains how to use several new helper functions.
2018-04-25
2,651 reads
Alerts and Notfications for SQL Server Login, Database User and Role Membership Changes
Check out these scripts to create SQL Server jobs and Alerts when a login is created or dropped, a database user is added or dropped and when logins are added or removed from server roles or users are added or removed from database roles.
2018-04-24
3,114 reads
Blogs
Presenting with Visual Studio Code
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Advice I Like: In 100 Years
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dataMinds Saturday 2026 – Slides
At Saturday the 21st of February I’m presenting an introduction to dimensional modelling at...
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is it true we cant debug c# scripts in ssis anymore under vs
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Missing the Jaro Winkler Distance
Comments posted to this topic are about the item Missing the Jaro Winkler Distance
Question of the Day
Missing the Jaro Winkler Distance
I upgraded a SQL Server 2019 instance to SQL Server 2025. I wanted to test the fuzzy string search functions. I run this code:
SELECT JARO_WINKLER_DISTANCE('tim', 'tom')
I get this error message:Msg 195, Level 15, State 10, Line 1 'JARO_WINKLER_DISTANCE' is not a recognized built-in function name.What is wrong? See possible answers