Calculating Available Sessions for Appointment Booking without Using Loops or Cursors in SQL

Understanding the Mysterious Case of TSQL datetime Field and How to Avoid Common Issues When Working with Dates and Times in Your Database

Passing Arrays into SQL Server Stored Procedures: A Comparative Analysis of Different Methods

Counting Total Day Difference in Pivot SQL: A Step-by-Step Guide

Generating Dynamic XML with SQL Server's FOR XML PATH Functionality

How to Implement Secure Encryption Schemes in SQL Server

How to Update Various SQL Columns Based on Another Column of the Same Row Using Bulk Operations

Understanding Identity Columns: Best Practices for Database Development

Query Optimization: Sub-Queries vs Joins and Exists Clauses - A Comprehensive Guide

Using T-SQL's Conditional Logic to Replace NULL with Desired Values Instead of Null Itself