Siemens Product Lifecycle Management Software Inc.

Krishna Murthy Rao Terala

Javeed Nizami

Reiner K Kaiser

Veeresh Oleti

Methods for product data management and corresponding systems and computer-readable mediums. A method includes receiving a hierarchical data structure that includes a plurality of structure lines referencing persistent data objects and receiving metadata corresponding to persistent data objects referenced by the hierarchical data structure. The method includes computing an access control expression corresponding to each persistent object according to the metadata, wherein the access control expressions are string-representation Boolean expressions, and storing the access control expressions.

Fast access rights checking of configured structure data

A system, method, and computer readable medium. A method includes monitoring calls from a client system to a server system for properties associated with an object, each call having a context. The method includes storing call data related to the calls as a property-retrieval history, including storing the context of each call. The method includes analyzing a policy associated with at least one context based on the property-retrieval history. The method includes updating the policy associated with the at least one context based on the analysis, and transferring data corresponding to the at least one context based on the policy.

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Milford, OH, United States of America

Krishna Murthy Rao Terala