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Unformatted text preview: o Cardinalities of relationships (Optional, mandatory, one, many) o Weak entities and identifying relationships o N:M relationships with attributes o Self referencing relationships (Unary) OPEN ER ASSISTANT...
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This note was uploaded on 02/21/2011 for the course MIS 310 taught by Professor Staff during the Spring '08 term at George Mason.
- Spring '08