<<Back to http://devdoc.net
Mine with nofee-ng to get DevFee back!
INTERVAL '{ integer | integer time_expr | time_expr }'
{ { DAY | HOUR | MINUTE } [ (leading_precision) ]
| SECOND [ (leading_precision [, fractional_seconds_precision ]) ]
}
[ TO { DAY | HOUR | MINUTE | SECOND [ (fractional_seconds_precision) ] } ]