Auxiliary-Statements.md

@@ -97,3 +97,6 @@ class HomeController < ApplicationController
   end
 end
 ```
+
+You can change the name of the class used to create the statements in the 
+[`auxiliary_statement.exposed_class`](https://github.com/crashtech/torque-postgresql/wiki/Configuring#auxiliary_statement.exposed_class) config.
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