![]() The TRM decisions in this entry only apply to technologies and versions owned, operated, managed, patched, and version-controlled by VA. ![]() This assessment covers all editions of this software.ĭata collected by this software can be stored in a Microsoft Structured Query Language (SQL) Server database or an Oracle Database. There is an Academic, Navigator, Workgroup and Standard Edition of this software. Additionally, this technology supports diagrams displayed with information engineering notation as well. ERwin`s data modeling engine is based upon the Integration Definition for Information Modeling (IDEF1X) method. More information on the proper use of the TRM can be found on theĮRwin Data Modeler (ERwin) is software for data modeling (data requirements analysis, database design etc.) of custom developed information systems, including databases of transactional systems and data marts. Technologies must be operated and maintained in accordance with Federal and Department security and
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