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  1. Shut down Axxon PSIM.
  2. Determine the events which should be removed from the events database.
  3. Open the Axxon PSIM.ddi file using the ddi.exe utility (see The ddi.exe utility for editing database templates and external settings files):
    1. select the object of the events from which you want to delete;
    2. go to the Events tab to view the names of the events to be deleted in the database.
  4. In SQL Server Management Studio, run a query to remove the selected events:

    Code Block
    delete FROM [Axxon PSIM].[dbo].[PROTOCOL] where action = 'action'
    
    where
    
    [Axxon PSIM].[dbo].[PROTOCOL] — is the name of the table with events;
    
    action — is the name of the event to be deleted in the database.


As a result,  the the selected events will be removed from the PROTOCOL table using an SQL query.

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  1. In the Axxon PSIM.ddi file, select the Cam object (1).
    Image Modified
  2. Go to the Events tab (2).
  3. Find the name of the Alarm event to be deleted in the database: MD_START (3).
  4. In SQL Server Management Studio, run the query:

    Code Block
    delete FROM [Axxon PSIM].[dbo].[PROTOCOL] where action = 'MD_START'


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