What are the Most Common Types of Dirty Data?

A crucial part of effectively cleaning dirty data from a database, is properly understanding what dirty data is and the most common types of dirty data.

Dirty data is usually faulty bits of information that trigger problems in a vulnerable business’ database. And, in the simplest terms, dirty data may be technical and complex but dirty data is basically a database record that contains mistakes and errors.

Savvy IT specialists emphasize that, although dirty data includes spelling discrepancies, incomplete, inaccurate, inconsistent, and duplicated data, dirty data is inevitable in today’s data-driven business. Dirty data has become a massive, risky, and pricey problem for today’s businesses.

According to The Data Warehousing Institute estimates, dirty data costs U.S. businesses more than $600 billion each year.

IT experts warn about some common types of dirty data which needs to be cleaned.

. Duplicate data is the worst kind of dirty data. Duplicate data are records or entries that negligently share data (like contacts, leads, and accounts) with another record in the business’ database.

. Incomplete data is the most common dirty data. Records that are missing key fields on master data records, such as industry type, titles, or last names, etc.

. Outdated data, is usually information that is incomplete or just stale and out-of-date. It is often caused by overlooked, duplicate copies of emails, individuals who have changed roles or companies, old server session cookies, and more.

. Inaccurate or incorrect data can be expensive dirty data mistakes. It is data that has been improperly collected, incomplete, inaccurate or, when the field values are generated outside of the valid range of values.

. Inconsistent data, alias data redundancy is sloppy and messy dirty data. When the same field value is stored in different places, it causes data inconsistency.

A key to efficient business operations is to have potent and cost-effective IT solutions that clean dirty data, manage access to data, and spot potential security risks as they happen. Contact us today and get real, accurate results.

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