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Storing Student Data: The database should be able to store all the details of the students. The database must be able to uniquely identify student record.
Storing Staff Record: The database will only accept the staff details after staff is assigned to a department. The staff salary and other details must be discussed earlier. The database can record the resignation date of the st...
SQL Query output: Database –‘University’
create database University Use University
Campus create table Campus (campus_id varchar(50) primary key, campus_name varchar(50), campus_location varchar(50), country varchar(50))
insert into Campus values ('AB101', 'Hindustan University', 'Washington', 'USA')
insert into Campus values ('AB102', 'Harvard University', 'London', 'U...
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Students (StudID, fname, lname)
Unit (uCode, description)
Enrols (EnrolID, StudID, uCode)
(ii) Primary key and foreign key in each table:
Students (StudID (pk), fname, lname)
Unit (uCode (pk), descripti...
The reason for not using the object oriented database:
The concept of relational data modeling is widely accepted among the developers. In this case, the use of the object oriented data modeling can create problem for the proper implementation of the system. The relational database model can handle the data in a more effective way compared to the object oriented data (Batory and Azanza 2017). The storing and the indexing of the ...
Creating and Populating Database Tables
No database is created in the script so a database will be created first.
Create Database SpockBank;
Then the script will be run. This script holds the queries for creating and populating the database. This script will have seven warnings for each drop table query. The example of the warning is 0 row(s) affected, 1 warning(s): 1051 Unknown table 'spockbank.t_repayment'.
The granite sales company is a growing company and has a number of employees and they are allocated n various departments however the company keeps the details of the employees and the departments as well.
There are various employees in one department but the employees are only allocated in one department, there are two major categories of employees who are either salaried, hourly or contract employees.
1 Stporrie RD, Paisley
1 Stporrie RD, Paisley
MariaDB [hrm]> describe bookings;
| Field | Type | Null | Key | Default | Extra &nb...
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