On 6 June 2017 at 10:44, Hao Lee <mixt...@gmail.com> wrote: > and another things come into my mind, in some scenario, as we know that the > native library is not the most effective way to do that, such as, allocation > a large amount of memories by using "alloc()"... and "memmove()", so on. As > the SIMD instruction became the standard in CPU, therefore, we can that to > do something more effectively. for example, using SIMD to impl > 'alloc',"memmove" and so on, or the other database operations. and it seems > that there some one have done this job.
Compilers are already pretty good at this. https://en.wikipedia.org/wiki/Program_optimization -- Craig Ringer http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training & Services -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers