2025-05-26
420 reads
NULL
What does SQL NULL mean and how to handle NULL values
This tip will help you understand what NULL means and different ways to handle NULL values when working with SQL Server data.
2024-07-08
Working with NULL Values in SQL
In SQL and relational databases, NULL values are an important part of managing data and information stored in SQL tables. A NULL value is used as a placeholder for missing values or values that are unknown in a database column or cell.
2023-09-11
2023-02-17
600 reads
2023-02-06 (first published: 2023-02-03)
510 reads
2023-02-06 (first published: 2023-01-23)
735 reads
Missing Data
Missing data is a difficult and common problem to solve. In this article, Joe Celko explains several approaches to deleting or replacing missing data.
2018-07-04
2,461 reads
2017-09-11
1,305 reads
2016-09-26
1,436 reads
2016-02-17
1,691 reads
Blogs
2025 Wrapped for Steve
By Steve Jones
I’ve often done some analysis of my year in different ways. Last year I...
The Book of Redgate: Spread across the world
By Steve Jones
This was Redgate in 2010, spread across the globe. First the EU/US Here’s Asia...
Merry Christmas
By John
Today is Christmas and while I do not expect anybody to actual be reading...
Forums
SQL Server 2019 - Agent job PowerShell step issue
I have a couple of SQL Agent job steps which run PowerShell commands of...
Database security permissions save script
Comments posted to this topic are about the item Database security permissions save script
Database backup job steps
I have a SQL Agent job for backing up a set of Analysis Services...
Question of the Day
The Large Encoded Value
I want to use the new BASE64_ENCODE() function in SQL Server 2025, but return a string that isn't large type. What is the longest varbinary string I can pass in and still get a varchar(8000) returned?
See possible answers