How to make a select with array contains value clause in psql

Question

I have column arr which is of type array.

I need to get rows, where arr column contains value s

This que

Answer 1

Note that this may also work:

SELECT * FROM table WHERE s=ANY(array)

Answer 2

Try

SELECT * FROM table WHERE arr @> ARRAY['s']::varchar[]

Answer 3

SELECT * FROM table WHERE arr && '{s}'::text[];

Compare two arrays for containment.