Understanding SQL Union: A Beginner’s Guide to Merging Data Like a Pro
As a beginner to the world of SQL, it’s crucial to grasp the powerful tools at your disposal, one of them being the `UNION` operator. If...
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MikeBennyhoff
Feb 148 min read
Mastering SQL SELECT DISTINCT: A Comprehensive Guide for Database Administrators
As a seasoned database administrator, you’re familiar with the ins and outs of SQL and the crucial role it plays in managing and querying...
MikeBennyhoff
Feb 144 min read
Overview of SQL Server Rounding Functions – SQL Round, Ceiling and Floor
In SQL Server, there are several rounding functions that you can use to round numeric values to a specified precision. These functions...
MikeBennyhoff
Feb 145 min read
The SQL AVG() Function Explained With Examples
The SQL AVG() function calculates the average value of a numeric column in a table. It is commonly used to find the average of a set of...
MikeBennyhoff
Feb 145 min read
Primary Keys in SQL Server
Overview: What Is A Primary Key In SQL Server, a primary key is a column or a set of multiple columns, that uniquely identifies each row...
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