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anjali-deshpande-hub
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Nov 15, 2025
anjali-deshpande-hub
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Very well done! 68/70
Just one observation: Section 3: Delete: The requirement is to delete the older record for the product added.
You can use MIN(snapshot_timestamp) function. Using the WITH clause and MIN function, identify the earliest snapshot for the product_id and then delete the row that matches that product_id and timestamp.
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What changes are you trying to make? (e.g. Adding or removing code, refactoring existing code, adding reports)
Submitting Assignment 2
What did you learn from the changes you have made?
learned to conduct more complicated queries in sql.
Was there another approach you were thinking about making? If so, what approach(es) were you thinking of?
Yes, I found it hard to combined all my codes in one query, it was easier to write answer using multiple queries.
Were there any challenges? If so, what issue(s) did you face? How did you overcome it?
Yes, those questions were harder than previous assignments. I had to refer a lot to the examples given in class.
How were these changes tested?
Looked at the output and tables.
A reference to a related issue in your repository (if applicable)
Checklist