不知道红宝石和铁路部分，但你说的查询是

Have no idea about rubies and railroads part, but query you're talking about is

ALTER SEQUENCE reports_something_seq RESTART 1000;

您必须在您的表中查找序列名称和 postgresql 文档，以获取有关此事的一般教育；-)

You will have to look up your table for the sequence name and postgresql documentation for general education regarding the matter ;-)