Re: I am confused after reading codes of PostgreSQL three week

2011/3/18 Brendan Jurd <direvus@gmail.com>:
> On 18 March 2011 01:57, hom <obsidianhom@gmail.com> wrote:
>>  I try to known how a database is implemented
>
> This objective is so vast and so vague that it's difficult to give
> meaningful help.
>
> I'd emphasise Kevin Grittner's very worthwhile advice.  Try to break
> your question down into smaller, more specific ones.  With a question
> like "how does postgres work" you're likely to flounder.  But with a
> more targeted question, e.g., "what format does postgres use to save
> data to disk" or "how does postgres implement ORDER BY", you can make
> easier progress, and perhaps you could get more useful pointers from
> the people on this list.
>
> Have you read through the "Overview of System Internals" chapter in
> the documentation [1]?  Perhaps it will help you identify the areas
> you wish to explore further, and form more specific questions.
>
> [1] http://www.postgresql.org/docs/current/static/overview.html
>
> Cheers,
> BJ
>

Thanks Brendan.
I have a quickly glance on "Overview of System Internals"  before.
I think it is time to read it again.

--
Best Wishes!

                                     hom