pub unsafe fn deconstruct_array(
arg_array: *mut ArrayType,
arg_elmtype: Oid,
arg_elmlen: c_int,
arg_elmbyval: bool,
arg_elmalign: c_char,
arg_elemsp: *mut *mut Datum,
arg_nullsp: *mut *mut bool,
arg_nelemsp: *mut c_int,
)