A CDE Definition
The condition of data in a database. Clean data are error free or have very few errors. Dirty data have errors, including incorrect spelling and punctuation of names and addresses, redundant data in several records or simply erroneous data (not the correct amounts, names, etc.). See address cleansing.
Converting street addresses to a standard format as set forth by the U.S. Postal Service master database. For example, standard abbreviations are utilized, typos are corrected and ZIP codes are converted to 9-digit format. Address cleansing is usually done in conjunction with address matching, a process that validates an address against one of the 57 million addresses in the USPS database. See also PC Postage.
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