remove a member of array in postgresql

Question

In Postgresql, if I have an array of team_id in my table for example team_id=[2,3,5,7] when I want to remove 7 from the array of team_id what is the command?

I write :

SELECT array_remove(ARRAY[team_id],7)

but it is not correct

Answer 1

不需要数组关键字：

select array_remove(team_id, 7)