Sum Quantity Available for Specific Branch Codes Using Window Functions or Case Expressions in SQL

Grouping SQL Data into Half Hours

Optimizing Queries for Three Tables: An Efficient Solution Using Common Table Expressions

Unraveling Recursive Common Table Expressions (CTEs) and Window Functions for Hierarchical Data Analysis in SQL Server

Selecting the Right Number of Rows: A SQL Solution for Joined Tables with Conditional Filtering

Calculating Quartiles in Data Analysis: Methods and Importance

5 Ways to Update Columns with Conditional Conditions in SQL Server Stored Procedures

How to Perform an Inner Join on Three Tables with One-to-Many Relations Based on a Condition Using the APPLY Clause

Filtering SQL Result by Condition to Receive Only One Row per Customer for Each Product Type.

Extracting Data from SQL Server's XML Columns Using Xquery