stringsql=$"\r\n SELECT \r\n user_id as user_name,\r\n user_name as nick_name,\r\n sex,\r\n age,\r\n\t\t\t\tpost, \r\n create_time FROM mes_attendance_records WHERE start_addr = '{deviceCode}' \r\n AND create_time BETWEEN '{shereDate} 00:00:00' AND '{shereDate} 23:59:59' ORDER BY create_time DESC;";
stringsql=$"\r\n SELECT \r\n user_id as user_name,\r\n user_name as nick_name,\r\n sex,\r\n age,\r\n\t\t\t\tpost, \r\n create_time FROM mes_attendance_records WHERE start_addr = '{deviceCode}' \r\n AND attendance_date = '{shereDate}' ORDER BY create_time DESC;";
// string sql = $"WITH RankedRecords AS (\r\n SELECT \r\n user_id as user_name,\r\n user_name as nick_name,\r\n sex,\r\n post,\r\n age,\r\n create_time,\r\n ROW_NUMBER() OVER (PARTITION BY user_name ORDER BY create_time DESC) as rn\r\n FROM [dbo].[mes_attendance_records]\r\n WHERE start_addr = '{deviceCode}' \r\n AND create_time BETWEEN '{shereDate} 00:00:00' AND '{shereDate} 23:59:59'\r\n)\r\nSELECT \r\n user_name,\r\n nick_name,\r\n post, sex,\r\n age,\r\n create_time\r\nFROM RankedRecords\r\nWHERE rn = 1\r\nORDER BY create_time DESC;";