Green Hills Software's real-time operating system (RTOS), the royalty-free Integrity, received a boost from Enea AB with release 6.1 of the Polyhedra memory-resident search and query language (SQL) relational database management system (DBMS). The RTOS and DBMS are ROMable and scalable. Integrity features DO-178B certification. The smallfootprint package supports journaling, fault-tolerance, and flash memory.
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