COALESCE(), ISNULL() , NULLIF() and alternatives in SQL Server, Oracle and PostgreSQL
In this article we look at the SQL functions COALESCE, ISNULL, NULLIF and do a comparison between SQL Server, Oracle and PostgreSQL.
2022-04-06
Articles
Introducing Pinal Dave to new SQL Monitor features
Pinal Dave from SQL Authority has used – and been a fan of – SQL Monitor since it launched in 2008 (fun fact: it was named SQL Response back then!) There are, however, a few newer features that Pinal isn’t too familiar with, and we were delighted to introduce those to him in this short video.
2022-04-06
Understanding Azure Data Factory Pricing
Learn how Azure Data Factory charges you for use and how to estimate what your charges would be based on a few examples.
2022-04-04
25,790 reads
Why you need to go beyond dynamic data masking
Data masking is defined as replacing sensitive data with a realistic fictional equivalent. But do you know there are 2 key types of Data masking, and what each offer? Join SQLServerCentral Editor, Steve Jones, in this 30-minute webinar to find out more.
2022-04-04
Working with MySQL Views
Views in MySQL allow you to save a predefined SQL query. Robert Sheldon explains the benefits of views and how to create and query them.
2022-04-04
Power BI in Grafana
An exciting new way of viewing your Power BI visuals. The functionality is a bit limited, but highly desired.
2022-04-01
9,154 reads
Exploring New SQL Prompt Features in SQL Toolbelt and SQL Toolbelt Essentials
Roseanna Whitelegg explores new SQL Prompt functionality that has been added to SQL Toolbelt and SQL Toolbelt Essentials to help teams increase their productivity, improve code quality, and make collaboration easier.
2022-04-01
SQL Server and Oracle Create Table Comparison
In this article we look at a comparison of different things you can specify when creating tables in SQL Server and in Oracle.
2022-04-01
How do you secure sensitive data in a modern Data Warehouse?
In 2019 Canadian Broadcasting Corporation (CBC) news reported a massive data breach at the Desjardins Group, which is a Canadian financial service cooperative and the largest federation of credit unions in North America. The report indicated, a "malicious" employee copied sensitive personal information collected by Desjardins from their data warehouse. The data breach compromised the […]
2022-03-30
3,147 reads
Data Types in PostgreSQL: Learning PostgreSQL with Grant
PostgreSQL has an unusually large number of data types. Grant Fritchey reviews each data type and discusses the good and bad points of each.
2022-03-30
Blogs
Git forked
Forgive me for the title. Mentally I’m 12. When I started my current day...
Setting FK Constraints in Data Modeler
By Steve Jones
One of the things a customer asked recently about Redgate Data Modeler was how...
Webinar: Navigating the Database Landscape in 2026
By Steve Jones
For a number of years, we’ve produced the State of the Database Landscape report,...
Forums
Expanding into Print
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Downtime Caused by the Postgres Transaction ID Wraparound Problem
Comments posted to this topic are about the item Downtime Caused by the Postgres...
The String Distance I
Comments posted to this topic are about the item The String Distance I
Question of the Day
The String Distance I
In SQL Server 2025, what is returned by this code:
SELECT EDIT_DISTANCE('Steve', 'Stan')
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