ALTER FOREIGN TABLE IF EXISTS public."foreign_table_2_$%{}[]()&*^!@""'`\/#"
    ADD COLUMN "col_2_$%{}[]()&*^!@""'`\/#" text NOT NULL DEFAULT 'xyz';

COMMENT ON COLUMN public."foreign_table_2_$%{}[]()&*^!@""'`\/#"."col_2_$%{}[]()&*^!@""'`\/#"
    IS 'test comment';
