如何在 BigQuery 中将日期转换为星期几？

Question

I have a column of dates and I was wondering how I could add another column to show the day of the week?

Answer 1

see below example

select 
  extract(dayofweek from date('2022-03-02')) as dayofweek_as_number,
  format_date('%a', date('2022-03-02')) as dayofweek_abbreviated,
  format_date('%A', date('2022-03-02')) as dayofweek_fullname       

with output