Assignments, Database Management System

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i have assignments I don''t have time to finish because of work and other assignments, can you help with this? All are from the book Darabase design, application development and administration by Mannino

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Find the employee name, Example -Find the employee name, salary, department...

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Which model is record based logical model? Network Modelis basically known as record based logical model.

Insert - referential integrity, The insertion of a tuple in the aim of refe...

The insertion of a tuple in the aim of reference does not cause any destruction. Though, insertion of a tuple in the relation in which, we has the foreign key, for instance, in ASS

Sql, find the name of supplier who supply some red part

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