[GENERAL] Microsoft SQL Server Replication

2001-07-21 Thread Roderick Scott Corporation
>Interesting. SQL Server -> Access is a done deal, so that is no problem. >There are scripts already to move from Access -> PGSQL. (Not usually using >ODBC; most instead generate an SQL dump, which you can then load. I think >that's even nicer.) > >I guess it hangs on how much of the real stuff is

Re: [GENERAL] How Postgresql Compares For Query And Load Operations

2001-07-21 Thread Tom Lane
Mark kirkwood <[EMAIL PROTECTED]> writes: > SELECT sum(val) FROM fact0 > I monitored the cpu consumed by the relevant db processes ( counting > the time noted against each process from ps -ef, hope that was what > you had in mind ) > DBElapsed Cpu > Postgres 2m25s

Re: [GENERAL] COPY failure

2001-07-21 Thread Tom Lane
x <[EMAIL PROTECTED]> writes: > pqReadData() -- backend closed the channel unexpectedly. That shouldn't happen :-(. Look for a core file in $PGDATA/base/yourdb/core (if you don't find one, you probably need to restart the postmaster with "ulimit -c unlimited" to allow core dumps). Then do

Re: [GENERAL] Performance impact of NULLs and variable length fields

2001-07-21 Thread Tom Lane
Martijn van Oosterhout <[EMAIL PROTECTED]> writes: > Sometime ago somebody asked if it made a difference adn it was suggested > that the effect was probably marginal. I ran a profiler over postgres doing > a large query and these are the top 10 functions: This is pretty meaningless when you didn'

Re: [GENERAL] COPY failure

2001-07-21 Thread Doug McNaught
x <[EMAIL PROTECTED]> writes: > pqReadData() -- backend closed the channel unexpectedly. > This probably means the backend terminated abnormally > before or while processing the request. > PQendcopy: resetting connection > > 3. I'm running the Windows/cygwin version of the psql

[GENERAL] COPY failure

2001-07-21 Thread x
Hi. I'm trying to run a script that executes multiple \copy commands in order to import some 5 GB of data. All the input files are computer generated, simple (5 numeric columns and "\N" for NULL in some cases), use default delimiters, and _should_ be error free. But I keep getting error messag