ModuleHistorian Class
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ModuleHistorian(RunObj, int) | Construct an instance of this class |
| Name | Description | |
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ClearCache | Clear cache |
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DisableSaveToDatabase | If true then data will not be stored in HistorianTable Dataset DB |
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EnableCache | Enable cache |
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IsDeleting | Indicates if historian is deleting registers. |
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IsSecondaryActive | Indicates if secondary historian database is active. |
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Item | Runtime properties for HistorianTag Objects. |
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LastErrorMessage | Gets the last error message in any of the Historian Tables |
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MaxSamplesByTime | Internal use |
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ProcessingCompleted | Indicates if historian custom processing is completed. |
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Redundancy | Runtime properties for HistorianRedundancy Object. |
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Restart | Flag to restart the historian module. |
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StorageLocation | Runtime properties for StorageLocations Objects. |
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StoreAndForward | Runtime properties for HistorianStoreAndForward Object. |
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Table | Runtime properties for HistorianTable Objects. |
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TimeFlushNormalizedTables | Time in ms to flush normalized tables. Default is 5000 ms |
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WorkingOnCacheMessage | Internal use |
| Name | Description | |
|---|---|---|
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GetNormalizedInfo(string[], out string[], out int[], out string[]) | Get normalized info |
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InvalidateCache(DataTable) | Invalidate cache |
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VerifyDBConnection() | Verify and Reopen database connection |