history-FoxHistory
This component is the implementation of BIHistory that works with the FoxHistorySpace.
The primary views for this component are the Chart and History Chart views, which are documented in the Plugins chapter of this guide.
AX History Table and History Table
These views list the records in the selected history.
Figure 18. Example of an AX History Table
History Summary View
This view summarizes the attributes of each individual history.
Figure 19. Example of a History Summary View
Property Sheets
You can use this component’s AX Property Sheets to review and edit properties for individual histories.
Figure 20. Examples of history properties
To access these views, expand , expand the station, right-click a history and click
Shared properties
| Property | Value | Description |
|---|---|---|
| Id | read-only | Identifies the history. |
| Source | read-only | Identifies the station for this history. |
| Time Zone | read-only | Reports the time zone of the history. |
| Record Type | read-only | Identifies the type of history record. |
| Capacity, drop-down list and value | read-only | Defines the maximum number of history records allowed in the associated table. |
| Full Policy | read-only | Applies only if Capacity is set to “Record Count”. Upon specified record count, the oldest records are overwritten by newest
records. Roll ensures that the latest data are recorded. Stop terminates recording when the number of stored records reaches specified history capacity.
Full policy has no effect if |
| Interval | read-only | Indicates if the interval is regular or irregular. |
| System Tags | read-only | Assigns metadata tags for the purpose of filtering history records. |
Unique properties
| Poperty | Value | Description |
|---|---|---|
| minRolloverValue | read-only | Reports the starting point for calculations for cumulative logging after a running total maximum value is reached. |
| maxRolloverValue | read-only | Reports the maximum value for calculations when the software detects a rollover by the history logging process. |
| precision | read-only | Reports the number of decimal places for limiting units. |
| valueFacets | additional properties | Configures how data are represented. |