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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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