Re: [SQL] Lock timeout detection in postgres 7.3.1

2003-02-11 Thread Bruce Momjian
Tomasz Myrta wrote: > Christoph Haller wrote: > > > Yupp, I agree. > > But from former DBMS I was dealing with, > > I know this SET TIMEOUT called feature, which if properly set > > terminated processes like that hanging on T2. > > Is there something comparable within Postgres? > > PostgreSQL 7.3

Re: [SQL] Lock timeout detection in postgres 7.3.1

2003-02-07 Thread Christoph Haller
> > PostgreSQL 7.3 Documentation > 3.4. Run-time Configuration > STATEMENT_TIMEOUT (integer) > Aborts any statement that takes over the specified number of milliseconds. A value of zero turns off the timer. > DEADLOCK_TIMEOUT (integer) > This is the amount of time, in milliseconds, to wait on a loc

Re: [SQL] Lock timeout detection in postgres 7.3.1

2003-02-07 Thread Tomasz Myrta
Christoph Haller wrote: Yupp, I agree. But from former DBMS I was dealing with, I know this SET TIMEOUT called feature, which if properly set terminated processes like that hanging on T2. Is there something comparable within Postgres? PostgreSQL 7.3 Documentation 3.4. Run-time Configuration ST

Re: [SQL] Lock timeout detection in postgres 7.3.1

2003-02-06 Thread Christoph Haller
> > > > T1 (within psql): > > BEGIN; DELETE FROM ; > > DELETE n > > > > T2 (within psql): > > BEGIN; DELETE FROM ; > > > > ... > >I don't think there is a deadlock in the example > given above. If I'm not mistaken a deadlock occurs if > both transactions are waiting for each other to > relea

Re: [SQL] Lock timeout detection in postgres 7.3.1

2003-02-06 Thread Ludwig Lim
--- Christoph Haller <[EMAIL PROTECTED]> wrote: > > I'm working on > PostgreSQL 7.2.3 on hppa-hp-hpux10.20, compiled by > GCC 2.95.2 > and found a similar behaviour. > > T1 (within psql): > BEGIN; DELETE FROM ; > DELETE n > > T2 (within psql): > BEGIN; DELETE FROM ; > > > The documentation

Re: [SQL] Lock timeout detection in postgres 7.3.1

2003-02-06 Thread Christoph Haller
> > I have recently migrated my database from MS Sql > Server to postgresql 7.3.1. In MS SQL SERVER, it is > very easy to set the lock time equals to zero on ROW > LEVEL. So that if some other user try to access the > same data, he/she will get the error immediately. I > have tried to run the same

[SQL] Lock timeout detection in postgres 7.3.1

2003-02-05 Thread Muhammad Shariq Muzaffar
Hi I have recently migrated my database from MS Sql Server to postgresql 7.3.1. In MS SQL SERVER, it is very easy to set the lock time equals to zero on ROW LEVEL. So that if some other user try to access the same data, he/she will get the error immediately. I have tried to run the same code throug