Deleting Duplicate Employee Records Excluding the Most Recent Record for Each Employee Using Window Functions

Counting Customers by Status Per Month: Optimized Query to Exclude Days and Months with No Registrations

Understanding the ORDER BY Clause and its Limitations in SQL Server when Deleting Records

Securing Database Credentials with Variables: A Best Practice Guide for Creating Database Scoped Credentials Securely Using Variables for Username (Identity) and Password (Secret).

Understanding SQL Server's Non-Evaluating Expression Behavior

How to Extract OLAP Metadata from SQL Server Linked Servers Without Errors

SQL Query: Filtering Rows with Leading Digits Using LIKE and NOT LIKE Operators

Dividing a Column into Multiple Ranges Using Conditional Aggregation in SQL

Rolling Up Rows and Creating New Tables: A Step-by-Step Guide

Using Expression Constraints to Optimize SSIS Packages and Improve Performance