📅  最后修改于: 2022-03-11 15:04:51.653000             🧑  作者: Mango
SELECT * FROM
(
SELECT column1,
column2,
cloumn3,
row_number() over (PARTITION BY ColumnToGroupBy ORDER BY ColumnToOrderBy DESC) AS TempColumnName
FROM cities
) AS TempTableName
WHERE TempTableName <= 2