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erwin Data Modeler
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<p>erwin Data Modeler (stylized as erwin but formerly as ERwin) is computer software for <a href="/facts/Data_modeling/bryA2moP">data modeling</a>. Originally developed by <a href="/facts/Logic_Works/RDTBHKNe">Logic Works</a>, erwin has since been acquired by a series of companies, before being spun-off by the <a href="/facts/Private_equity_firm/A5v0nuU1">private equity firm</a> Parallax Capital Partners, which acquired and <a href="/facts/Incorporation_(business)/aB7mYbBQ">incorporated</a> it as a separate entity, erwin, Inc., managed by CEO Adam Famularo. </p><p>The software’s engine is based on the <a href="/facts/IDEF1X/HX56QXmF">IDEF1X</a> method, although it now also supports diagrams displayed with a variant <a href="/facts/Information_technology_engineering/bG73LYVS">information technology engineering</a> notation, as well as a dimensional modeling notation. </p>