Handling Duplicate Rows in SQL Queries: A Step-by-Step Guide

How to Check for Distinct Columns in a Table Using SQL

Mastering SQL Date Functions: A Guide to DATEPART, DATENAME, and WEEK

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

Understanding the Impact of Indexing on Query Performance in SQL Server: A Comprehensive Guide to Optimizing Index Strategies

Solving SQL Query for Home Care Records with Specific Conditions and Calculations

How to Properly Implement INITCAP Logic in SQL Server Using Custom Functions and Views

Understanding the Mysteries of NOT IN in SQL Server

How to Clean Data by Adding/Removing Characters from a String Based on Conditions in T-SQL

How to Dynamically Generate Column Names for Pivoted Tables in SQL