How to convert this foreach loop into Linq code?

Question

I am new one with Linq and I would like to modify my old c# code to use Linq. The idea of this code to select all tables where it\'s not set and reference’s field PrimaryTab

Answer 1

tables.AddRange(dbServer.Tables
    .Where(t => !t.IsSet)
    .SelectMany(t => table.References)
        .Where(r => r.PrimaryTable == "myTable"));