method

assert_valid_default

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assert_valid_default(default) private

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# File activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb, line 114
        def assert_valid_default(default)
          if blob_or_text_column? && default.present?
            raise ArgumentError, "#{type} columns cannot have a default value: #{default.inspect}"
          end
        end

assert_valid_default

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