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1. Define each of the following IN YOUR OWN WORDS:
(a) File:
(b) Record:
(c) Field:
(d) Primary Key:
(e) Secondary Key:
2. A travel agency wants to track the prices of its various packages. Package pricing differs by season (high and low). The input record should include package code, package description, vendor number, low season cost, low season dates (beginning and ending), high season cost, high season dates (beginning and ending), package markup percentage. Design the input record.
Field
No.
Item
Description
Field Name
Length
Data
Type
# of
Decimal
Places
Comments
how many hourse have been spent on a certain project
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Ask question #Minim 100 words accepted#what is recovery management component in database management system and how it is useful
What is conceptual model ? A conceptual model is a independent of both hardware and software.
This project requires you to create a database design. Your design will be documented in a set of Entity-Relationship diagrams. Draw a set of Entity-Relationship diagrams to mode
The following relational database schema represents part of a simplified database used by a library: tblBook (BookID, Title, PublisherID, Category,Price) tblPublisher (Publishe
In an E-R diagram how attributes are represented ? In an E-R diagram attributes are represented in a ellipse.
Process of normalization is the integral part of designing a database. Justify this statement with suitable database design
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