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bachelor in business administration
Polytechnic State University Sanluis
Jan-2006 - Nov-2010
CPA
Polytechnic State University
Jan-2012 - Nov-2016
Professor
Harvard Square Academy (HS2)
Mar-2012 - Present
UNDO is a recovery operation for databases. It is a command that obtains information from a transaction log and resets the elements of a database to their values before a particular transaction is performed. Describe a situation in which an UNDO command would be useful.
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