Answer the qjuestionWhat does the PL$/$pgSQL function get$\_$user$\_$count do$?$

CREATE OR REPLACE FUNCTION get$\_$user$\_$count$()$ RETURNS integer AS $$

DECLARE

user$\_$count integer;

BEGIN

SELECT COUNT$(*)$ INTO user$\_$count FROM users;

RETURN user$\_$count;

END;

$$ LANGUAGE plpgsql;

Returns the number of users in the users table.

Inserts a new user into the users table.

Updates the count of users in the users table.

Deletes users from the users table.