How to check the Installed Packages/Patches in Sun Solaris

/bin/pkginfo -i SUNWarc SUNWbtool SUNWcsl SUNWhea SUNWi15cs SUNWi1cs SUNWi1of SUNWlibC SUNWlibm SUNWlibms SUNWsprot SUNWtoo SUNWxwfnt

pkgadd -p | grep i.e 123456

showrev -p | grep i.e 123456-01

showrev -p | sort -n +2 | nawk '{printf "%s ",$2}'