Re: Changes improve the performance of INSERT and UPDATE

Hiroki Kataoka <kataoka@interwiz.koganei.tokyo.jp> writes:
> This small patch improves the performance of INSERT and UPDATE.  By my
> machine, these changes raised the performance about 5%~10% in pgbench.

BTW, in profiling the backend I've never seen PageAddItem take more than
about 1% of the runtime, and in pgbench in particular it seems to be
down around 0.1% ... so the above seems a bit optimistic ...
        regards, tom lane