Information about Information Principle
Date's information principle states:
The entire information content of the database is represented in one and only one way. Namely as explicit values in column positions (attributes) and rows in relations (tuples) Ergo, there are no explicit pointers between related tables.
In mathematics, a tuple is a finite sequence (also known as an "ordered list") of objects, each of a specified type. A tuple containing n objects is known as an "n-tuple".
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The entire information content of the database is represented in one and only one way. Namely as explicit values in column positions (attributes) and rows in relations (tuples) Ergo, there are no explicit pointers between related tables.
database is a structured collection of records or data that is stored in a computer system so that a computer program or person using a query language can consult it to answer queries. The records retrieved in answer to queries are information that can be used to make decisions.
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For the musical term, see .
In mathematics, a tuple is a finite sequence (also known as an "ordered list") of objects, each of a specified type. A tuple containing n objects is known as an "n-tuple".
..... Click the link for more information.
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