``` pgeltestdb=> SELECT ARRAY[4] || 20; ERROR: function internal_binary_operator_func_||(integer[], integer) does not exist (errno 1105) (sqlstate HY000) ``` Expected: `{4,20}`. Using the :latest Docker image, which reports a server_version=15.17.
Expected:
{4,20}.Using the :latest Docker image, which reports a server_version=15.17.