Reference table and a reference field, Computer Engineering

Assignment Help:

A field containing currency amounts (data type CURR) must be assigned to a reference table and a reference field. Explain.

As a reference table, a system having all the valid currencies is assigned or any other table, which have a field with the currency key format.  This field is known as reference field.  The assignment of the field having currency amounts to the reference field is made at runtime.  The value in the reference field verifies the currency of the amount.

 


Related Discussions:- Reference table and a reference field

Advantages to companies adopting call centres, Advantages to companies adop...

Advantages to companies adopting call centres Computer systems have allowed companies to set up call centres in other nations where potential cost savings can be made. This, of

What are various ids associated with a process, What are various IDs associ...

What are various IDs associated with a process? Unix identifies each process with a unique integer known as ProcessID. The process that implements the request for creation of a

Calculate quantities from information in bayesian network, 1. A Bayesian ne...

1. A Bayesian network is shown for the variables paper Thickness, paper Alignment and Print Quality. The conditional probabilities are provided in the tables beside the nodes. Here

Which rule is used for the expansion of nested macro calls, The expansion ...

The expansion of nested macro calls done by using of? Ans. LIFO rule is used for the expansion of nested macro calls.

Block diagram of a microcomputer system, Q. Block Diagram of a Microcompute...

Q. Block Diagram of a Microcomputer System? Before going on to consider the I/O sub/systems of a computer, let's discuss how a digital computer system can be realized by a micr

Describe language processing activities, Describe language processing activ...

Describe language processing activities? There are two different kinds of language processing activities: a. Program generation activities b. Program execution activities

Communication by message passing, Communication by Message Passing You...

Communication by Message Passing You will agree that a single object alone is generally not very helpful. Objects usually emerge as components of a system or a larger program.

Define interrupts, Interrupts are signals which cause the CPU to suspend th...

Interrupts are signals which cause the CPU to suspend the currently executing program and transfer to a special program known as an interrupt handler. Interrupt handler determines

Explain the numbering plan for isdn address structure, Explain the numberin...

Explain the numbering plan for ISDN address structure. The numbering plan for ISDN is evolved with using the following guidelines: 1. This is based on, and is an improvemen

What happens if acknowledge() is called within a transaction, As per the JM...

As per the JMS specification, when you are in a transaction, the acknowledge Mode is ignored. If acknowledge() is known as within a transaction, it is ignored.

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd