Incremental backup
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Copies only
those files in the specified file system that have changed since a previous
backup. Incremental backup types include the following:
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Daily, cumulative – Copies a day's worth of file changes
on Monday. Then, overwrites Monday's backup with file changes from Tuesday,
Wednesday, and so on.
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Daily, incremental – Copies a day's worth of file changes
so that you have distinct tapes of Monday's changes, Tuesday's changes, and
so on.
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Weekly cumulative – Copies the files that have changed
during the week and includes the previous week's file changes.
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Weekly incremental – Copies the files that have changed
during the week since the previous weekly backup.
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