Retrieve last value from list (referred to)

[Gwelettronica]

Hi everybody i tried but without success.

i’making an Assistance app.

I have a list of asset of Customers. 
i have a list of assistances Made to assets.

i need to retrieve in asset table in “last Assistance value” last date of Assistance Made to specific asset.

i tried sorting with maxrow with no success.

did someone can share an example or a possible solution?

thanks

alessandro

[diogolupcosta]

show us a print of your problem to make our job easier, plz

[Hussein_Osseily]

This shall work using something like this, depending on your tables names 
maxrow("assistances made to assets " , "assistance date", [Asset]=[_THISROW].[Asset])
if you may share more info it would be much more easier to assist you