39634ca823
Changes: * Add index length support for MySQL. #1852 [Emili Parreno, Pratik Naik] * find_or_create_by_attr(value, ...) works when attr is protected. #4457 [Santiago Pastorino, Marc-Andr\xc3\xa9 Lafortune] * JSON supports a custom root option: to_json(:root => 'custom') #4515 [Jatinder Singh] * Destroy uses optimistic locking. If lock_version on the record you're destroying doesn't match lock_version in the database, a StaleObjectError is raised. #1966 [Curtis Hawthorne] * To prefix the table names of all models in a module, define self.table_name_pr efix on the module. #4032 [Andrew White] * Association inverses for belongs_to, has_one, and has_many. Optimization to re duce database queries. #3533 [Murray Steele] * MySQL: add_ and change_column support positioning. #3286 [Ben Marini] * Reset your Active Record counter caches with the reset_counter_cache class method. #1211 [Mike Breen, Gabe da Silveira] |
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