Extracting Start Dates and Times from a DateTime Range in SQL Server

Optimizing SQL Queries by Avoiding Sub-Queries in the WHERE Clause and Using Window Functions

Data Aggregation with SQL: Summing Quantity by Date in SQL Server 2008

Inserting Rows Not Contained in One Table to Another Using Left Joins

Understanding Set Identity in SQL Server: A Guide to Simplifying Data Insertion and Maintaining Integrity

Understanding Sample Tables and Data for Technical Questions: The Key to Effective Code Samples and Problem-Solving.

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

Dynamic Table Update Script for SQL Server: Overcoming Challenges with Metadata-Driven Approach

Optimizing T-SQL Queries for Large-Scale Applications: A Step-by-Step Guide to Query Performance Issues and Solutions

Using Case Expression in Scalar Functions: A Revised Solution for SQL Server