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You own a software development company that has been hired to build an online classified ads website (refer to Craigslist.com as an example). Chapter 9:
You own a software development company that has been hired to build an online classified ads website (refer to Craigslist.com as an example).
Chapter 9: Data Design
- Using a diagramming tool, create an Entity Relationship Diagram (ERD) that models the following scenarios:
- A user can create an account
- A user can list things for sale
- A listing can have photos
- A listing will automatically expire
- A user can view their listing history
Be sure to include relevant attributes in your tables, identify all Primary & Foreign Keys and use crows-feet annotation to demonstrate cardinality.
please help me with both question ensure to number the answers and number the answers as well
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