In this case you should use SQL expressions, using, for example, EXISTS clause.
Pseudo-code:
Find<TAnagrFiscale>
.Where(Linq.Sql('Exists SELECT * FROM AnagrIndirizzo AI WHERE field like '%' and AI.Id = {ID}'))
In this case you should use SQL expressions, using, for example, EXISTS clause.
Pseudo-code:
Find<TAnagrFiscale>
.Where(Linq.Sql('Exists SELECT * FROM AnagrIndirizzo AI WHERE field like '%' and AI.Id = {ID}'))