2025-05-26
426 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
602 reads
2023-02-06 (first published: 2023-02-03)
517 reads
2023-02-06 (first published: 2023-01-23)
745 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
1,313 reads
2016-09-26
1,438 reads
2016-02-17
1,693 reads
Blogs
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Forums
Permissions Removal When Changing Object Schema
When the schema of an object is changed, SQL Server wipes out the previous...
SSRS Is Dead. Here Are Your Real Options
Comments posted to this topic are about the item SSRS Is Dead. Here Are...
The Distance Metric
Comments posted to this topic are about the item The Distance Metric
Question of the Day
The Distance Metric
In the new VECTOR_DISTANCE() function in SQL Server 2025, the first parameter is the distance_metric. What is this?
See possible answers