# File activerecord/lib/active_record/connection_adapters/abstract_adapter.rb, line 135definitialize(version_string)
@version = version_string.split(".").map(&:to_i)
end
# File activerecord/lib/active_record/connection_adapters/abstract_adapter.rb, line 139def<=>(version_string)
@version<=>version_string.split(".").map(&:to_i)
end