svenfuchs/globalize3 — pull request #179 by smuellner (2012-12-06 15:42:37+00:00)
Title: Update lib/globalize/active_record/migration.rb

Oracle only supports a field name length of 30 chars, there might be database systems that are even more restrictive.
The best way might be to trim the index name to the connection.index_name_length - but correct me if I am wrong?