In May 1993, Logic Works released ERwin/ERX, a version of the tool designed to work in conjunction with PowerBuilder. The software’s engine is based on the IDEF1X method, although it now also supports diagrams displayed with a variant information technology engineering notation, as well as a dimensional modeling notation.ĮRwin was created by Logic Works, which was based in Princeton, New Jersey. Originally developed by Logic Works, erwin has since been acquired by a series of companies, before being spun-off by the private equity firm Parallax Capital Partners, which acquired and incorporated it as a separate entity, erwin, Inc., managed by CEO Adam Famularo. com /products /erwin-data-modeler /Įrwin Data Modeler (stylized as erwin but formerly as ERwin) is computer software for data modeling.
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