The Dangers of using Float or Real Datatypes
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.
Using SQL Server RAND Function Deep Dive
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.
A New World of Data
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 […]
A quick search without an index
Alex Chamchourine explains how he managed to find a row in a billion row table without an index.
Checking for Database Events Using Extended Events and SQL Monitor
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.
Simple DBCC CHECKDB process to report on database corruption for all SQL Server databases
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:
Collections
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 […]
Managing SQL Server Docker containers in macOS
In the second article of this series, Carlos Robles explains how to manage Docker images and containers.
Blogs
Measuring RAG Solutions: Are We Retrieving the Right Information?
A RAG pipeline that answers questions in the demo is not the same thing...
Advice I Like: Lots of Ideas
By Steve Jones
“A multitude of bad ideas is necessary for one good idea” – from Excellent...
Building a DBA Agent for Your SQL Server Estate with MCP
Yesterday I gave a talk for MSSQLTips called “Building a DBA Agent for Your...
Forums
How do I connect to a SQL Server database on my ISP?
I've got a web application for my side business. I've added a SQL Server...
Looking for New Blood
Comments posted to this topic are about the item Looking for New Blood
Server-Level Row Counts for Tables and Views
Comments posted to this topic are about the item Server-Level Row Counts for Tables...
Question of the Day
Hyperscale Replicas I
What types of secondary replicas are available for the Azure SQL Database Hyperscale edition?
See possible answers