Floating point datatypes accommodate very big numbers but sacrifice precision. They are handy for some types of scientific calculations, but are dangerous when used more widely, because they can introduce big rounding errors.
Dr. Dallas Snider, a MSSQLTips author, mentioned that SQL Server RAND() function could generate random values uniformly distributed from 0 through 1, exclusive. He generated random numbers from the normal distribution with a specific mean and standard deviation.
I started in the early days of SQL Server, when having a gigabyte of disk storage was unheard of, much less a gigabyte of RAM. My watch has more storage space than the mainframe we replaced with an early version of SQL Server years ago. The technical possibilities and amounts of data we are capable […]
Alex Chamchourine explains how he managed to find a row in a billion row table without an index.
You need to make sure that nobody tampers with your production databases, or really any databases outside Development. Even if you weren't of a nervous disposition, you'd want to know if a database was stopped or removed. You'd also be intrigued by the sudden unrehearsed addition of a database to a production server.
As DBAs, we all know how important it is to check all of the SQL Server databases under our care for potential corruption issues. However, to accomplish that, we might not have the time to do any of the following:
Problem The usage of a collection of integers in some scenarios is considered to be optimal because of the overhead involved by the creation of another user table used just to store numbers, which is the most common solution. What are collections of integers? They are lists or arrays consisting of integers. The number of […]
In the second article of this series, Carlos Robles explains how to manage Docker images and containers.
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Programmatic Tool Calling with the Claude SDK Every morning somebody on the team runs the...
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mauerbauertraurigkeit – n. inexplicable urge to push people away, even close friends whose company...
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Pinal Dave wrote up his methodology for what to do when you discover bad...
Comments posted to this topic are about the item Why SQL Server Database Attach...
Comments posted to this topic are about the item Fixing P1 Queries
In SQL Server 2025, I run this code:
select bit_count('A')
What is returned? See possible answers