Kasahara Tatsuhito <kasahara.tatsuhito@gmail.com> writes:
> The document says the size of interval type is 12 bytes.
> http://www.postgresql.org/docs/9.3/static/datatype-datetime.html
> But ISTM the size is actually 16 bytes.
> # I checked src/include/datatype/timestamp.h and pg_type system view.
> Is it a document bug? Or am I missing something?
It's a documentation bug; the size used to be 12 bytes, but that was quite
a long time ago. I see somebody fixed this in HEAD recently but failed to
back-patch it.
regards, tom lane