Re: [HACKERS] running transactions in postgresql

2003-07-09 Thread Alvaro Herrera
On Tue, Jul 08, 2003 at 07:41:48AM -0700, Jenny - wrote: > [unquotable HTML, please post only text/plain!] At transaction start (src/backend/access/transam/xact.c::StartTransaction()), src/backend/storage/lmgr/lmgr.c::XactLockTableInsert() is executed, which takes a special lock on a ficticious X

[HACKERS] running transactions in postgresql

2003-07-08 Thread Jenny -
hi,  Iam working on project that deals with analyzing the locking mechanism in postgresql. I started a transaction in postgresql with 'begin work;' and noticed that even though no locks have been taken yet, there still exists data in LockData datastructures that indicates that the transaction i ju