#primary_key?  ⇒ Boolean  (readonly)
  
  [ GitHub ]
# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 93
def primary_key? [:primary_key] end
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  | Relationships & Source Files | |
| Inherits: | Struct 
 | 
| Defined in: | activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb | 
Abstract representation of a column definition. Instances of this type are typically created by methods in TableDefinition, and added to the columns attribute of said TableDefinition object, in order to be used for generating a number of table creation or table changing SQL statements.
Boolean  (readonly)
  # File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 93
def primary_key? [:primary_key] end