Selecting Distinct Rows from a Table Based on Two Columns with Additional Columns Using Subqueries, Joins, and Aggregations

Transforming Imported Data Using Lookup: A Step-by-Step Guide to SQL Server Transformations

Understanding SQL Server Column Default Values: Best Practices for Specifying Default Values in SQL Server

Min Value Comparison in SQL: A Detailed Guide for Finding Minimum Values Among Multiple Columns

How to Use UNION ALL with Implicit Data Type Conversions in SQL Server

Comparing Two Identical Tables: Matching and Non-Matching Rows in SQL

Removing SQL Server Conversion Failed Date/Time Errors: A Step-by-Step Guide

Calculating Total Time Spent at Specific Locations Within a Date Column for Tags with Multiple Consecutive Minutes.