Heli Helskyaho retains a Master’s level (Computer Science) in Helsinki University and she's specialized on databases. Heli is also a speaker in many conferences and an Oracle ACE Manager. She has been working on IT and with Oracle products as 1993. She has been in several places but every role has contained database layout. Heli continues to be an Oracle Designer user as 1996 along with a Data Modeler user as 2010. She is also the CEO for Miracle Finland Oy. Heli believes that fantastic database design and also makes solving them simpler and documentation reduces performance issues. Heli is the author of Oracle SQL Developer Data Modeler for Database Design Mastery (Oracle Press 2015).
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