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compression
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[data conversion]
The process of reducing the size of a file or database. Typically clarified as lossy (high compression/some data loss) or lossless (lower compression/larger file size). Compression improves data handling, storage, and database performance. Examples of compression methods include run-length encoding and wavelets.
[data architecture]
A process that removes unreferenced rows from geodatabase system tables and user delta tables. Compression helps maintain versioned geodatabase performance.