I am facing issue on Downloadable Product in Magento2 Sales Order Grid Page back end.When Customer placed order for Downloadable Product say (EBOOK) where its not available in
Admin->sales order grid.
Magento Version : 2.1.13
I have checked in Magento DB - Sales Order Grid and the record was there but its not displaying under Sales Grid Table.
Also If I use entity_id in the order detail page URL where I can able to view see the order details successfully.
Please do assist what was the issue and why its not displaying under grid table.
Also can u please tell where i can fetch grid order collection data and query code behind it.