Examlex
Each entity in the extended E-R model is represented as a table in the relational database design.
Harry Washington
An enslaved African who gained freedom by escaping to British lines during the American Revolutionary War and later settled in Sierra Leone.
George Washington
The first president of the United States, serving from 1789 to 1797, and a Founding Father known for his leadership in the American Revolutionary War.
Abolition Laws
Legislation aimed at ending the practice of slavery or the slave trade within a specific locale, region, or nation.
Indentured Servitude
A labor system where people paid for their passage to the New World by working for an employer for a fixed term of servitude, typically several years.
Q10: Relationships among instances of a single entity
Q18: IDEF1X nonspecific relationships correspond to N:M relationships
Q19: In many-to-many relationships in a relational database
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