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Design a Simple form for User Creation
a) With username and two passwords.
b) Where both the username and password should contain at least 6 characters
c) Both the passwords should be identical.
d) Upon submitting to the database, the existence of username is checked across the database, if the username already exists display an error message and choose some other user name, else user is created.
Write a password protected console-based application, which enables you to create user accounts and specify the name of the file or directory to be shared with other users.
Create an ERD that represents the entities, attributes, the relationships between entities, and the cardinality and optionality of each relationship that are described by the three business rules
Draw an ORM diagram for LineItemInvoice. Note, this diagram should be connected to the previous diagrams. You will need a nested object.
A database at a college is required to support the following requirements. Complete the information-level design for this set of requirements. Determine any constraints you need that are not stated in the problem.
Write the SQL code that will create the table structure for a table named EMP
Database Life Cycle
Your company has put in the request for a new database system and you have been tasked with architecting the security associated with this new project.
question 1there are six major types of information systems which organisations use in their operations. discuss how
a. Discuss the degree to which you believe the Visio diagram reflects the database design. b. Describe any assumptions that you had to make about the business rules to in order to create the Visio diagram and the associated relationships.
Describe the information seen, using the terms such as table, schema and key. Describe the EMPLOYEE and EMP_PHOTO tables in detail.
the purpose of this assignment is to give you practice with creating database structure using sql and using the insert
Write an anonymous PL/SQL program to print out the GPA of John - write a PL/SQL program to compute the sum of even number
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