SQL

sql date with year

...
WHERE YEAR(date_field) = '2021'

sql year

select year(uploadtime) as yy,count(*),sum(filetypeid) from sys_base_fileindex GROUP BY yy
1

sql year

select 
  to_char(a.create_date,'yyyy') as date_year,
  count(*) as num
from sys_bug a
left join sys_user u on u.id = a.create_by 
left join sys_office o on o.id = u.office_id
group by to_char(a.create_date,'yyyy')
1234567