Excel Services OData Integration with SharePoint
Excel Services data
can be integrated codeless with native SharePoint lists using the Layer2 Business Data List Connector. Please take a look here for more supported systems and applications. In case you are looking for Online data integration, you will find the right tool here.
To retrieve Microsoft Office Excel data from SharePoint Excel Services, the
data source entity must be configured as follows in the Layer2 Business List
Fig. Example configuration to sync Excel Services OData data codeless with
various other data sources.