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CREATE TABLE countrymeasurements
(
  countrycode int NOT NULL,
  countryname character varying(30) NOT NULL,
  languagename character varying (30) NOT NULL,
  daysofoperation character varying(30) NOT NULL,
  salesparts    bigint,
  replaceparts  bigint
)
 PARTITION BY LIST(countrycode)
 (
  partition india values(1),
  partition japan values(2),
  partition china values(3),
  partition malaysia values(4)
  );

我收到错误：“(”处或附近的语法错误。我在这里缺少什么。我正在使用 postgres12