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

What is a data class, What is a Data Class? The Data class verifies in ...

What is a Data Class? The Data class verifies in which table space the table is stored when it is formed in the database

What are condition codes, What are condition codes? In many processors,...

What are condition codes? In many processors, the condition code flags are kept in the processor status register. They are either set are cleared by lots of instructions, so th

E-r diagrams, for ticket reservation in trains for payroll processing for i...

for ticket reservation in trains for payroll processing for insurance database

Explain about flip-flops, Explain about Flip-Flops  Flip-Flops are also...

Explain about Flip-Flops  Flip-Flops are also called bistable multivibrator.  A flip-flop is capable of storing 1 bit of binary data.  It has two stable states- 'one' and 'zero

Write a pseudocode for a program, Write a pseudocode for a program that acc...

Write a pseudocode for a program that accepts 10 numbers from a user and calculates the sum of all the numbers entered that are greater than or equal to 10.

Thematic analysis - flash design, Thematic Analysis & Interpretation: ...

Thematic Analysis & Interpretation: The next steps in analysis are to move beyond what is literally there in the image (formal visual elements) and examine the meaning they re

Crafting an isa - computer architecture, Crafting an ISA: We will l...

Crafting an ISA: We will look at some decisions facing an instruction set architect, and In the design of the MIPS instruction set how those decisions were made. MIPS

Define the meaning of business-to-business, Define the meaning of business-...

Define the meaning of business-to-business. B2B (business-to-business): The consensus is universal: it is the priority; it is where the money is. It’s rather true; theref

Convert, haw to convert context free grammar to regular grammar

haw to convert context free grammar to regular grammar

User compatibility & appropriateness of inputs and outputs, User Compatibil...

User Compatibility & Appropriateness of Inputs and Outputs User compatibility - this is the degree to which the machine works towards task completion in way that suits the u

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