Creating Additional Rows in SQL Server Select Statements: Techniques Using CTEs and Derived Tables

How to Use SQL LEAD and LAG Window Functions to Solve Gaps-and-Islands Problems

Pivot Table Aggregation - Converting Rows to Columns by Date

Duplicating Rows in a Dataset Based on Multiple Conditions Using Recursive CTEs

How to Extract Numeric Values from Strings in SQL Server

Extracting Values from XML Nodes Using XSLT Function and Common Table Expression (CTE) in SQL Server

How to Calculate Sub Total Using Grouping Sets in MS SQL

Understanding SQL Insert Queries with Case Statements: A Comprehensive Guide

Creating a New Table by Grouping Data with SQL: A Step-by-Step Guide

SQL Server's REPLACE Function Fails Multiple Replacements: A Custom Solution to Fix It