If you need to read data from Virtual Tables in NAV 2013 and NAV 2015
My Best NAV Virtual Tables\Hidden Tables
NAV Developer Environment
Buld a new page on virtual table, run page, Filter Records with NAV Filters
example : Table Information
Roberto Stefanetti Blog - Microsoft Dynamics 365 Business Central
Microsoft Dynamics NAV and Microsoft Dynamics 365 Business Central Blog, Microsoft MVP
If you need to read data from Virtual Tables in NAV 2013 and NAV 2015
My Best NAV Virtual Tables\Hidden Tables
NAV Developer Environment
Buld a new page on virtual table, run page, Filter Records with NAV Filters
example : Table Information