Understanding Conditional Aggregation in SQL to Count Customer Logs with Specific Conditions

Understanding Table Joins in SQL Server: A Comprehensive Guide

Unlocking SQL Server's Power: Mastering Aggregate Functions and Grouping Dates

Mapping Not-Matching Parent Records After Database Migration

How to Use SQL LEAD and LAG Window Functions to Solve Gaps-and-Islands Problems

Returning a Comma-Delimited List from Left Outer Join in SQL Server 2014 Using CTE and STUFF Function

Counting Occurrences with Exclude Criteria Using Window Functions and Aggregation in SQL

Converting T-SQL XML Queries to SQL HANA: A Deep Dive in High-Performance Big Data Analytics

Dynamic Like Searches with Multiple Values in SQL Server: Workarounds and Best Practices

Extracting First Name and Last Name from a Full Name Column in SQL Server Using STRING_SPLIT Function