Understanding the Problem: Selecting Rows with Specific Status in SQL Using NOT EXISTS or Left Join

Understanding Not Null Constraints with Default Values: Best Practices for Enforcing Data Integrity in SQL Databases

Filtering Results Based on Query Output: A SQL DB2 Solution

Splitting Large Datasets into Manageable Chunks with Row Numbers

Calculating the Number of Days Between a Date and a Target Date in SQL: A Step-by-Step Guide.

Optimizing Date Range Queries in DB2: A Deeper Dive