Database Management

Answer all 10 questions below:

  1. Describe DBLC (Database Life Cycle) and its phases.
  2. Describe concurrency in a DBMS and how it is managed.

For the aftercited consultations transcribe the required SQL announcements:

3. Transcribe an SQL announcement to make the PET consultation.

4. Transcribe an SQL announcement to exhibition the train and mark of all pets.

5. Transcribe an SQL announcement to parade the train, mark, and DOB of all pets having the mark Dog.

6. Transcribe an SQL announcement to exhibition the pet proprietor principal call, decisive call, and pet call. Hint: you need to embody PET_OWNER and PET consultations.


Final exam project:

A factory has contrariant offices. A office may possess divers employees but must possess at smallest seven. Every employee works for one and singly one office. Every office has a supervisor -- singly one supervisor per office. A supervisor is an employee of the congregation, but not all employees are supervisors. A office may possess divers muniments, and every muniment is assigned to a local office. Products are manufactured on muniments. A consequence can be an constellation of contrariant contrariant elements or a one fraction. Every consequence goes through one or past muniments for misspend consequenceion influences. Likewise, contrariant consequences may go through a feature muniment for a consequenceion influence. The employee has a principal call, decisive call, and intermediate call, gender, address, and remuneration. An employee estimate matchlessly identifies an employee. Departments possess offices call, mark, and residuum. The office's call and estimate are twain matchless identifier of a office. Every muniment obtain possess a matchless muniment estimate, call, mark, and vendor's call.

When a muniment goes for subsistence, the limit of subsistence must be enthralled, past a subsistence courage is authorized by the limit of the subsistence for each muniment. The attributes of subsistence courage are opportunity enthralled and require.
A consequence is authorized by its element ID, element call, and description.

7- Make an ERD by principal identifying the entities, then their relationships, and finally add the attributes to each being.

8- Make a argumentative basis pattern from ERD, including original and extraneous keys.

9- Implement the argumentative pattern into a DDL and elevate the basisbase in SQL Server (or any other DBMS that you possess grounded)

10- Make some synthetic basis and insinuate the basis into the basisbase.

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