If a database contains two identical records, will that necessarily have a negative effect on the...

Question:

If a database contains two identical records, will that necessarily have a negative effect on the integrity of the database? Why or why not?

Data Integrity:

Data integrity in a database is the assurance of the accuracy and consistency of data stored in the database. Data integrity can also refer to enforcing relationships between primary keys and foreign key constraints.

Answer and Explanation: 1

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Identical records do have a negative effect on the integrity of the database. Aside from taking up extra space, duplicate records can cause problems...

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What is a Database Index? - Definition & Tutorial

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Chapter 6 / Lesson 10
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Take a look into the definition of a database index, a comparison of spreadsheets and database indexes, a full-text search engine comparison, a tutorial of database index types, and some categories of database indexes.


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