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primary_key

primary_key(name, type = :primary_key, options = {})

Instance Public methods

Appends a primary key definition to the table definition. Can be called multiple times, but this is probably not a good idea.

Links:

https://github.com/rails/rails/blob/758cbb8a2f0b63dd0ee5c5287e92c7276cfc6555/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb#L68

doc_ruby_on_rails

2015-06-20 00:00:00

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