Interval Functions

function justify_days(interval) returns interval

function justify_hours(interval) returns interval

function justify_interval(interval) returns interval

function make_interval(bigint) returns interval
function make_interval(bigint, bigint) returns interval
function make_interval(bigint, bigint, bigint) returns interval
function make_interval(bigint, bigint, bigint, bigint) returns interval
function make_interval(bigint, bigint, bigint, bigint, bigint) returns interval
function make_interval(bigint, bigint, bigint, bigint, bigint, bigint) returns interval