IFC for relational databases - ifcSQL

[jwouellette]

1. Has anyone looked at bimserver.org and discussed/analyzed how they’ve executed their IFC database & server? Is it effective? At least a beginning? It is one way that IS working currently and meeting the needs of many…

2. What if the IFC schema had its root definition/description in UML and then expressed more specifically as EXPRESS, XSD, OWL, etc… Would this help in establishing flexibility between different implementations, but maintain a central, overall context and semantic cohesiveness? Would it help in then defining different database implementations from a common root?

Please also refer to my reply in another topic:

What would you like to see most in the "modernization" of IFC?

For the past few months, there has been discussion within the bSI technical community to look forward at the architecture of IFC. As part of this discussion, it is important to understand that there are different components, such as: Description Method - including the Definition Language (UML vs. EXPRESS, etc.) and Data Formats (STEP, XML, JSON, etc.) Specification - including the structure and content of the schema and possible extensions like Taxonomy and Data Dictionary Implementation M…