=?ISO-8859-1?Q?Dirk_Lutzeb=E4ck?= <lutzeb@xxxxxxxxxx> writes: > when have a 8.0.3 database running on a XEON machine. We want to replace > it with an Opteron where postgresql is to be compiled with 64bit. Do we > need a dump/restore or can we just start the db with the new compilation? I'd bet you need a dump/restore --- MAXALIGN is most likely different on the two platforms. If it isn't, then maybe you could get away with this, but it's definitely risky. regards, tom lane
