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In computing, data deduplication is a technique for eliminating duplicate copies of repeating data. Successful implementation of the technique can improve storage utilization, which may in turn lower capital expenditure by reducing the overall amount of storage media required to meet storage capacity needs.
While different in nature, data redundancy also occurs in database systems that have values repeated unnecessarily in one or more records or fields, ...
The user, rather than the database itself, typically initiates data curation and maintains metadata. [8] According to the University of Illinois' Graduate School of Library and Information Science, "Data curation is the active and on-going management of data through its lifecycle of interest and usefulness to scholarship, science, and education; curation activities enable data discovery and ...
Data reduction is the transformation of numerical or alphabetical digital information derived empirically or experimentally into a corrected, ordered, and simplified form. . The purpose of data reduction can be two-fold: reduce the number of data records by eliminating invalid data or produce summary data and statistics at different aggregation levels for various applications
Stocks to watch. Other moving stocks on Friday included: Block's results in the last three months of the year missed analysts' expectations. Shares of the payments platform shed more than 17.5%.
“We used data based on measurements from devices, whereas others have used (then-available) self-reported physical activity. Device-based data is much more accurate than self-reports.”
Data theft is the unauthorized duplication or deletion of an organization's electronic information. Data theft is a growing phenomenon primarily caused by system administrators and office workers with access to technology such as database servers , desktop computers and a growing list of hand-held devices capable of storing digital information ...
Investors have cheered better-than-expected Chinese growth data and a Friday phone call between Trump and Chinese President Xi Jinping that left both upbeat. Hong Kong's Hang Seng closed up 1.8% ...