Effective Duplicate Data Detection Using HAVING, GROUP BY, DENSE_RANK(), and ROW_NUMBER()

Correcting Row Numbers with ROW_NUMBER() Over Partition By Query Result for Incorrect Results

Extracting Alphanumeric Phrases from Strings Using Regular Expressions in SQL

Resolving Nt Authority\Anonymous Login Errors When Running SSIS Packages on Another Server Using SQL Server Agent

Maximizing Efficiency in Complex Queries: A Solution Using Common Table Expressions (CTEs)

Counting Distinct Values Across Multiple Columns: A Better Approach Using Table Value Constructors

How to Select Multiple Rows and Insert Them into Another Table in SQL Server

Ranking Products by Year and Month: A Comprehensive Guide to SQL Query and Best Practices

SQL Date Calculation: Last Sunday to Last Saturday Without WHERE Statement

Mastering SQL Aliases: A Guide to Compatibility and Best Practices