如何一邊壓縮，一邊export data

 

rm -rf dump.nod.gca_gcb
mknod dump.nod.gca_gcb p
gzip -f < dump.nod.gca_gcb > gca_gcb.dmp.gz &
exp xxx/xxx@xxx tables=gca_file,gcb_file file=dump.nod.gca_gcb