The TDatabase Access TagProvider connects to project databases at runtime, enabling data querying without local Tags. Configure this TagProvider to display queried data on TrendCharts and other application areas, enhancing real-time access and utilization of database information within the Unified Namespace.

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Configuration

Initiate the configuration process by navigating to Unified Namespace → External TagProvider and selecting Server to Server Communication.

Station Configuration

The station syntax is:

  • Host : The IP Address of the Server system
  • Port : The TCP/IP port of the Server system
  • UserName : The username that has the ClientStart permission in the Server system. Optional parameter. Default value is the startup user
  • UserPassword : The password for the user. Optional parameter. Default value is the startup user
  • WindowsAuthentication : Check this box if you're using Windows-based authentication.
  • CFOrIoT : ? NEED DEV HELP 

  • StoreAndForward: By enabling this feature, the system can store data temporarily if the target server is unreachable. Once the connection is restored, the stored data is forwarded to the target server, ensuring no data loss.

  • Update Write Rate: This specifies the frequency at which data updates are written or synchronized with the target server. It helps in managing the bandwidth and ensuring timely data relay.

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