经典SQL 语句

1.先分页获取数据，然后再查询一遍数据库获取到总数量

2.使用count(1) over()获取总记录数量

SELECT

  *
FROM
  (
  SELECT
    ROW_NUMBER() OVER(ORDER BY Id DESC) rn, 
    COUNT(1) OVER() AS TotalCount,
    Id
  FROM
    dbo.T_User
  )a
WHERE
  a.rn BETWEEN 1 AND 5

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