README.md in bmg-0.17.5 vs README.md in bmg-0.17.6

@@ -130,9 +130,13 @@
 r.rename(a: :x, b: :y, ...)                  # rename some attributes
 r.restrict(a: "foo", b: "bar", ...)          # relational restriction, aka where
 r.rxmatch([:a, :b, ...], /xxx/)              # regex match kind of restriction
 r.summarize([:a, :b, ...], x: :sum)          # relational summarization
 r.suffix(:_foo, but: [:a, ...])              # suffix kind of renaming
+t.transform(:to_s)                           # all-attrs transformation
+t.transform(&:to_s)                          # similar, but Proc-driven
+t.transform(:foo => :upcase, ...)            # specific-attrs tranformation
+t.transform([:to_s, :upcase])                # chain-transformation
 r.union(right)                               # relational union
 ```
 
 ## Who is behind Bmg?