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primary_key

primary_key(table)

Instance Public methods

Returns just a table's primary key

Links:

https://github.com/rails/rails/blob/ff062fe58a07092a300dc1c91848ee763d506a76/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb#L588

doc_ruby_on_rails

2015-06-20 00:00:00

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