SQL Server transaction log architecture
The transaction log file for a SQL Server database critical for for maintaining database integrity. In this article, Greg Larsen explains SQL Server transaction log architecture.
2021-06-30
Articles
Testing Flyway Migrations Using Transactions
When you are using Flyway, how can you test your database migration script first to make sure it works exactly as you intended before you let Flyway execute it?
2021-06-30
Reading and Writing your Database's Documentation using JSON
One of the problems to which I keep returning is finding the best way to read and apply documentation for databases. As part of a series of articles I'm doing for Redgate's Product Learning, I've been demonstrating how to maintain a single source of database documentation, in JSON, and then add and update the object […]
2021-06-28 (first published: 2021-05-28)
3,611 reads
Creating and Maintaining a SQL Code Snippet Library
How to save all your different types of SQL code snippets in a central library of JSON Snippet Collections, where you can search and edit each collection and then write them out as individual code snippets, for use in SQL Prompt, SSMS or your programmer's clipboard.
2021-06-28
Getting Started with Azure Purview for Data Governance
In this article we will explore how to get started with Azure Purview and then explore some of the features within Purview Studio.
2021-06-28
PostgreSQL HAVING,LIMIT and FETCH Clauses
Overview In this article, we will cover these PostgreSQL clauses with examples: HAVING, LIMIT and FETCH. In a previous article we discussed the WHERE, ORDER BY and GROUP BY clauses. Click the link if you wish to learn about those clauses. HAVING Clause The HAVING clause works on grouped data returned by a GROUP BY. […]
2021-06-25 (first published: 2021-05-17)
3,114 reads
Opening JSON Data with T-SQL
The T-SQL code samples in this tip illustrate ways of displaying JSON formatted data in SQL Server as well as how to transfer JSON formatted data to SQL Server tables.
2021-06-25
Running SQL Clone on an Azure VM with Azure File Storage
How to use SQL Clone in the Azure Cloud, installing it on an Azure Virtual Machine, storing a copy of your SQL Server database as an 'image' on an Azure File Share, and then deploying multiple clones to another Azure VM or to a remote machine.
2021-06-25
PolyBase scale-out group in Azure for free
create a sql server polybase scale out group in azure for free
2021-06-23 (first published: 2021-04-12)
2,020 reads
Notify Users of Power BI Dataset Changes
In this article we cover the steps on how to send notifications to business users when a change in a dataset used for Power BI has occurred.
2021-06-23
Blogs
A bespoke reporting solution doesn’t have to cost the earth
By ChrisJenkins
You could be tolerating limited reporting because there isn’t an off the shelf solution...
Presenting with Visual Studio Code
A while back I wrote a quick post on setting up key mappings in...
Advice I Like: In 100 Years
By Steve Jones
In 100 years a lot of what we take to be true now will...
Forums
AllocationType as ROW_OVERFLOW_DATA
Hello, I inherited a number of tables with like 20-30 column using nvarchar(256) in...
is it true we cant debug c# scripts in ssis anymore under vs
Hi, i'm running vs2022. I'm trying out a c# script that i'd like to...
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