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Which method of access uses key transformation?
A Hash method of access uses key transformation.
as a customer service employee, explain five measures you would recommend a displeased student to patronise a school canteen
Illustrate how you can use QBE to perform logical AND and OR operation
Explain the Role of a database administrator a. Defining the Schema The DBA describes the schema which consists of the structure of the data in the application. The DBA
1. A company wants a report containing a breakdown of payroll by department. Input, which should be stored in 3 parallel arrays, includes each employee's department number, hourly
explain participation constraints with examples
What is transaction? Transaction is a unit of program implementation that accesses and possibly updated several data items.
write a database program for concurrency transaction in a bank
Authorisation Authorisation is the culmination of the administrative policies of the organisation. As the name shows, authorisation is a set of rules that can be used to verif
Define the terms i) DDL ii) DML DDL: Data base schema is particular by a set of definitions expressed by a special language known as a data definition language. DML: A data
basic structure of xml
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