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

Determine about the web authoring tools, Web authoring tools CGI was cons...

Web authoring tools CGI was considered excellent in the beginning since it was also open standard. The only drawback it suffered was that it was slow. Major software developers v

Different types of addressing modes, Described different types of addressin...

Described different types of addressing modes available? Ans: The various types of addressing modes available are following:   Register addressing mode   Immediate ad

What are the input devices, What are the Input devices Various devices ...

What are the Input devices Various devices are available for data input on graphics workstations. Most systems have a keyboard and one or more additional devices specially desi

Numbers of students must be integer, A school district has I neighbourhoods...

A school district has I neighbourhoods, J schools and G grades at every school. Every school j has a capacity of C jg for grade g. In every neighbourhood i, the student population

Difference in natural frequency and resonant frequency, (a)  Explain in a f...

(a)  Explain in a few sentences the difference between a natural frequency and a resonant frequency.  Also clarify why for a specific system or component these frequencies may diff

Persuasive communication , 1)   Discuss various types of persuasive communi...

1)   Discuss various types of persuasive communication you might be needed to write or present in your professional and personal life. 2)    Describe two ways to organize a resume

Cso, why we don''t use register at the place of ram?

why we don''t use register at the place of ram?

Appropriate name for the superclass, Suppose that your team is then asked t...

Suppose that your team is then asked to expand the system. The publisher now wishes to make other computer science publications. As a team member, you are asked to make a class tha

Explain about interrupt servicing routines, Q. Explain about Interrupt serv...

Q. Explain about Interrupt servicing routines? First the situation is to be checked as to why the interrupt has happened. That includes not only device but also why the device

What is a switchboard, What is a switchboard A switchboard is only a f...

What is a switchboard A switchboard is only a form with command button that open other switchboard or perform tasks like opening forms and printing reports. Switchboard is a t

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