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AVEVA™ Historian

Classic event subsystem database connections

  • Last UpdatedFeb 27, 2025
  • 1 minute read

The following table contains the number of SQL Server database connections required by the different components of the Classic Event subsystem.

Component

Number of Connections Used

Event Service

1

SQL-based detectors

1 per each time interval used

Schedule detectors

1

Action threads

4

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