Heterogenous queries
- Last UpdatedJan 04, 2023
- 1 minute read
- PI System
- PI SQL Client OLEDB 2021
- Developer
You can use heterogenous queries to join the data from SQL Server to the data in the linked server.
Example of a heterogenous query
The following query returns the name and path of the corresponding elements from whose name is stored in a local SQL table, dbo.AttributeList.
SELECT afelement.Name, afelement.path
FROM dbo.AttributeList INNER REMOTE JOIN
LINKED_SERVER.Master.Element.ElementHierarchy AS afelement
ON afelement.Name = dbo.AttributeList.AF_ElementName