Steps for transforming an entity into a table
Write down the steps for transforming an entity into a table?
Expert
The main steps for transforming an entity into a table are as follows:
(1) Identify the primary key
(2) Identify candidate keys
(3) Identify column properties including null status, data type, default value (or if any), and data constraints (or if any),
(4) Confirming normalization.
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Consider a MOVIE database in which data is recorded about the movie industry. The data requirements are summarized as follows: ¦ Each movie is identified by title and year of release. Each movie has a length in minutes. Each has a production company, and each is classified under one or more genre
Explain about extension and intension.
Database Requirements Consider a MOVIE database in which data is recorded about the movie industry. The data requirements are summarized as follows: • Each movie is identified by title and year of release. Each movie has a length in minutes. Each has a production company, and each is classifie
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