DBIx::Class::Core - Core set of DBIx::Class modules
# In your result (table) classes use base 'DBIx::Class::Core';
This class just inherits from the various modules that make up the DBIx::Class core features. You almost certainly want these.
The core modules currently are:
A better overview of the methods found in a Result class can be found in DBIx::Class::Manual::ResultClass.
Check the list of additional DBIC resources.