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)
733 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
1,304 reads
2016-09-26
1,436 reads
2016-02-17
1,691 reads
Blogs
T-SQL Tuesday #193 - Notes to Self
By alevyinroc
T-SQL Tuesday is a monthly blog party hosted by a different community member each...
T-SQL Tuesday #193 – Notes to my past self and from my future self
By DataOnWheels
It has been a while since my last T-SQL Tuesday blog. When I saw...
T-SQL Tuesday #193 – Notes to past and future me
The last T-SQL Tuesday of the year is hosted by my good friend Mike...
Forums
MAX_DISPATCH_LATENCY in extended event , is not clearly explained in msdn.
hi, i have checked reducing it increasing it but could not get any...
What is the PRODUCT
Comments posted to this topic are about the item What is the PRODUCT
Metadata Driven Pipelines (Incremental Load): The Fabric Modern Data Platform
Comments posted to this topic are about the item Metadata Driven Pipelines (Incremental Load):...
Question of the Day
What is the PRODUCT
In SQL Server 2025, what does this return?
CREATE TABLE Numbers ( n INT) GO INSERT dbo.Numbers ( n ) VALUES (1), (2), (3) GO SELECT PRODUCT(n) FROM dbo.NumbersSee possible answers