[GENERAL] driver version

2008-03-26 Thread hewei
I have used batch update in postgres. for jdbc driver: A driver that implements batch updates may or may not continue to process the remaining commands in a batch when one of the commands fails to execute properly. then , who can tell which version postgres's jdbc driver that continue to process th

Re: [GENERAL] How to make update rapidly?

2008-02-21 Thread hewei
ECTED]> wrote: > On Thu, Feb 21, 2008 at 1:07 AM, hewei <[EMAIL PROTECTED]> wrote: > > Hi, Scott Marlowe: > > > > You said that " As for processing them in order versus randomly,that's a > > common problem. " > > do you know why? how postgres

Re: [GENERAL] How to make update rapidly?

2008-02-20 Thread hewei
Hi, Scott Marlowe: You said that " As for processing them in order versus randomly,that's a common problem. " do you know why? how postgres work in this scenario. On Wed, Feb 20, 2008 at 3:07 PM, Scott Marlowe <[EMAIL PROTECTED]> wrote: > On Feb 19, 2008 9:38 PM, hewei &

Re: [GENERAL] How to make update rapidly?

2008-02-19 Thread hewei
uery, and the explain output, and then we can help > you. > > On Feb 19, 2008 7:38 PM, hewei <[EMAIL PROTECTED]> wrote: > > Hi,Every body; > >I have a table contains 100,000 rows, and has a primary key(int). > > Now ,I need to execute sql command like "up

[GENERAL] How to make update rapidly?

2008-02-19 Thread hewei
Hi,Every body; I have a table contains 100,000 rows, and has a primary key(int). Now ,I need to execute sql command like "update .. where id=*"(id is primary key). I expect execute 1200-1600 sqlcommands per second(1200-1600/s). In test,when the id increase by degrees in sqlcommands

[GENERAL] the feasibility of sending email from stored procedure in Postgres

2008-02-14 Thread hewei
Can send email from stored procedure in Postgres?