[HACKERS] Proposal: PageLayout footprint

2008-08-10 Thread Zdenek Kotala
Current content of control file is insufficient to check if database is compatible with postgres server. I think we should create footprint file which will contains all page data structures and their member offset and length (and maybe more). As a first step which is useful at least for in-pla

Re: [HACKERS] Type Categories for User-Defined Types

2008-08-10 Thread David E. Wheeler
Just realized that I forgot to add the DROP FUNCTION statements to the uninstall script. New patch attached. Best, David citext_casting2.patch.gz Description: GNU Zip compressed data On Jul 31, 2008, at 10:42, David E. Wheeler wrote: On Jul 30, 2008, at 13:10, Tom Lane wrote: Yes, th

Re: [HACKERS] ambulkinsert

2008-08-10 Thread ITAGAKI Takahiro
"Steve Mitchell" <[EMAIL PROTECTED]> wrote: > Do we need a new API (ambulkinsert) to support optimized bulk insertion > into indexes? Do you have a concrete image of ambulkinsert? I think we need to bring out the bottleneck of current insertion method first, before writing codes. Finding keys or

Re: [HACKERS] Replay attack of query cancel

2008-08-10 Thread Zdenek Kotala
Tom Lane napsal(a): Alvaro Herrera <[EMAIL PROTECTED]> writes: I wonder if we can do something diffie-hellman'ish, where we have a parameter exchanged in the initial SSL'ed handshake, which is later used to generate new cancel keys each time the previous one is used. Seems like the risk of get

Re: [HACKERS] Replay attack of query cancel

2008-08-10 Thread Andrew Gierth
> "Tom" == Tom Lane <[EMAIL PROTECTED]> writes: > Alvaro Herrera <[EMAIL PROTECTED]> writes: >> I wonder if we can do something diffie-hellman'ish, where we have >> a parameter exchanged in the initial SSL'ed handshake, which is >> later used to generate new cancel keys each time the previ