Entity-relationship diagram
What is an "entity-relationship" diagram helpful for, describe briefly?
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An entity-relationship diagram is a manner of illustrating the structure of a relational database in an easy format. It exhibits the primary "entities" (or tables) in the database and the relationships which exist among the data elements in the tables. It is helpful as a basis for discussion through database design and in explaining existing databases.
Product Development & Engineering: It refers to the process of developing and designing a device, assembly, or system such that it is generated as an item for sale via some production manufacturing procedure. Product engineering generally entails
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