> > > Are there many applications which have many SELECT statements(without
> > > FOR UPDATE) in one tx ?
> >
> > Why not ?
> >
> It seems to me that multiple SELECT statements in a tx has little
> meaning unless the tx is executed in SERIALIZABLE isolation level.
E.g. a table is accessed multiple times to select different data
in an inner application loop. No need for serializable here.
Andreas
