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SIMATIC WinCC is a supervisory control and data acquisition (SCADA) and human-machine interface (HMI) system from Siemens. SCADA systems are used to monitor and control physical processes involved in industry and infrastructure on a large scale and over long distances.
FactorySQL version 1.0 was released in 2003 and deprecated at version 4 in 2010 with the release of Ignition [16] Inductive Automation offered the OPC-UA module for free. [17] FactorySQL was initially written to be a drag and drop OPC to SQL data logger. Functionality was introduced to become a Transaction Manager and Industrial Historian.