Using Common Table Expressions for Complex Joins Involving Multiple Conditions and Sets of Data

Formatting Dates and Times in SQL Server Using the FORMAT and DATENAME Functions

Running Second SELECT Statement Based on Result of First Statement Using CTEs

Optimizing Date Manipulation in T-SQL Stored Procedures Using DATEADD()

Performing a Self Left Join with no Identical Row Values: A Comprehensive Guide

Maximizing SQL Date Operations: Best Practices for Success in the Era of Time Zones and Data Types

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

Understanding Wildcard Characters in SQL Server: A Guide to Resolving Email Address Issues with LIKE Statements

Using Recursive Common Table Expressions to Generate a Hierarchy in T-SQL

Understanding Source Tables and Staging Tables: A Comparison of Approaches for Efficient Data Load and Integration in ETL Processes