system.historian.queryMetadata
This function is used in Python Scripting.
Description​
Queries metadata for the specified Historian.
Client Permission Restrictions​
This scripting function has no Client Permission restrictions.
Syntax​
system.historian.queryMetadata(paths[, startDate][, endDate])
Parameters​
| Type | Parameter | Description |
|---|---|---|
| String | paths | A list of historical paths to query metadata for. |
| Date | startDate | A start time to query metadata for. This parameter is optional, unless an end time is specified. |
| Date | endDate | An end time to query metadata for. If specifying an end time, a start time must be provided. [optional] |
Returns​
Results - A Results object that contains a list of query results.
Scope​
Gateway, Vision Client, Perspective Session