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EXERCISE #1 Define an ER schema to describe movies and showing schedules. Movies

ID: 3708365 • Letter: E

Question

EXERCISE #1 Define an ER schema to describe movies and showing schedules. Movies have a director, actors and shown in theaters Information of interest For movies: title, genre, director, length, and release date For theaters: name, city, address, and number of seats For actors: name, age, telephone, and acting style (e.g. comedy, drama, etc.) For directors: name, age, telephone, and direction style (e.g. comedy, Moreover A movie has only one director A movie may have zero or more actors A movie is in showing at one or more theaters . Note: specify identifiers, attributes, and relationship cardinalities

Explanation / Answer

Explanation:

ER Schema: