Contrib: Write to a file without rewriting constant parts#604
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This little tool writes its standard input to a file. It only writes to parts that actually change. This is very useful for keeping incremental backups small when the file in question is mostly-constant. Example: Backing up database tables that are append-only or change seldom or never.
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This little tool writes its standard input to a file.
It only rewrites blocks that actually change. This is very useful for keeping incremental backups small when the file in question is mostly-constant. Example: Backing up database tables that are append-only or change seldom (if ever).