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monzchan
suggested changes
Aug 19, 2025
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| /* 1.We want to add the current_quantity to the product_units table. |
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What changes are you trying to make? (e.g. Adding or removing code, refactoring existing code, adding reports)
I created, modified, and tested multiple SQL queries and commands to better understand database operations.
What did you learn from the changes you have made?
I learned how to use ranking and window functions effectively (ROW_NUMBER, COUNT OVER), how to structure subqueries to filter results, and how to safely update or delete records.
Was there another approach you were thinking about making? If so, what approach(es) were you thinking of?
No
Were there any challenges? If so, what issue(s) did you face? How did you overcome it?
How were these changes tested?
I tested all queries on the database to verify they returned correct and expected results.
A reference to a related issue in your repository (if applicable)
N/A
Checklist