In conclusion, Oracle's decision to join TEFCA is a significant development in the health-care industry's efforts to improve patient care and data sharing. By participating in the network, Oracle is demonstrating its commitment to interoperability and its willingness to work with other industry players to achieve this goal. As the industry continues to evolve, Oracle's participation in TEFCA is likely to have a positive impact on patient care and the overall efficiency of the health-care system.