Databases definitions

These are flashcards for those who want to learn keywords for the following topics: images, spreadsheets, and databses

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  • Created by: ZR1
  • Created on: 16-05-16 18:15
FIELD
A field is a single piece of data such as name
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DATA TYPES
A data type is the type of data used for the field such as text for writing
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RECORD
A record is one complete set of fields, for example one pupil’s school record
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PRIMARY KEY
A primary key is data which is unique to each record in a database
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QUERY
A query is to find data based on a criteria
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VALIDATION
A validation is an automatic computer check to ensure that the data entered is sensible and reasonable.
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VERIFICATION
A verification is used to ensure that the data matches the original source
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FILE
A file is a collection of records, for example a school database
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Other cards in this set

Card 2

Front

A data type is the type of data used for the field such as text for writing

Back

DATA TYPES

Card 3

Front

A record is one complete set of fields, for example one pupil’s school record

Back

Preview of the back of card 3

Card 4

Front

A primary key is data which is unique to each record in a database

Back

Preview of the back of card 4

Card 5

Front

A query is to find data based on a criteria

Back

Preview of the back of card 5
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