2025-05-26
407 reads
2025-05-26
407 reads
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
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
596 reads
2023-02-06 (first published: 2023-02-03)
506 reads
2023-02-06 (first published: 2023-01-23)
727 reads
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
1,298 reads
2016-09-26
1,431 reads
2016-02-17
1,684 reads
By Daniel Janik
The circle cylinder of life Maybe you’ve noticed all the twenty somethings tight rolling...
By Chris Yates
In today’s data-driven economy, organizations are no longer asking if they should invest in...
By Rohit Garg
PostgreSQL, often referred to as Postgres, is a powerful, open-source object-relational database system that...
Comments posted to this topic are about the item How a Legacy Logic Choked...
Good Morning All, We are facing replication latency issue. I checked for blocking, long...
Comments posted to this topic are about the item Life's Little Frustrations
I have this table in SQL Server 2022:
CREATE TABLE CustomerLarge (CustomerID INT NOT NULL IDENTITY(1, 1) CONSTRAINT CustomerLargePK PRIMARY KEY CLUSTERED , CustomerName VARCHAR(20) , CustomerContactFirstName VARCHAR(40) , CustomerContactLastName VARCHAR(40) , Address VARCHAR(20) , Address2 VARCHAR(20) , City VARCHAR(20) , CountryCode CHAR(3) , Postal VARCHAR(20) ) GOIf I check the columns_updated() function return in a trigger, what is the data returned? See possible answers