Thomas Papke wrote: > Right now our 8.1.4 is running without any compiler options. Any > possible problem if i will compile the 8.1.8 with CLAGS -O2 > -march=Opteron --> will the datafiles of the 8.1.4 non optimized > postgres make any problems? No. -- Peter Eisentraut http://developer.postgresql.org/~petere/