rpm --qeuryformat

http://www.rpm.org/max-rpm/s1-rpm-query-parts.html#S3-RPM-QUERY-QUERYFORMAT-OPTION
http://rpm.org/api/4.6.0/group__rpmtag.html

$ rpm -qa --queryformat '%{NAME}\n'
$ rpm -qa --queryformat '%{SIZE}\n'



[Note]
$ rpm -qi XXX

[Note]
TAGs can be queried...
$ rpm --querytags

RPMTAG_HEADERIMAGE Current image.
RPMTAG_HEADERSIGNATURES Signatures.
RPMTAG_HEADERIMMUTABLE Original image.
RPMTAG_HEADERREGIONS Regions.
RPMTAG_HEADERI18NTABLE
RPMTAG_SIG_BASE
RPMTAG_SIGSIZE
RPMTAG_SIGLEMD5_1
RPMTAG_SIGPGP
RPMTAG_SIGLEMD5_2
RPMTAG_SIGMD5
RPMTAG_SIGGPG
RPMTAG_SIGPGP5
RPMTAG_BADSHA1_1
RPMTAG_BADSHA1_2
RPMTAG_PUBKEYS
RPMTAG_DSAHEADER
RPMTAG_RSAHEADER
RPMTAG_SHA1HEADER
RPMTAG_LONGSIGSIZE
RPMTAG_LONGARCHIVESIZE
RPMTAG_NAME
RPMTAG_VERSION
RPMTAG_RELEASE
RPMTAG_EPOCH
RPMTAG_SUMMARY
RPMTAG_DESCRIPTION
RPMTAG_BUILDTIME
RPMTAG_BUILDHOST
RPMTAG_INSTALLTIME
RPMTAG_SIZE
RPMTAG_DISTRIBUTION
RPMTAG_VENDOR
RPMTAG_GIF
RPMTAG_XPM
RPMTAG_LICENSE
RPMTAG_PACKAGER
RPMTAG_GROUP
RPMTAG_CHANGELOG
RPMTAG_SOURCE
RPMTAG_PATCH
RPMTAG_URL
RPMTAG_OS
RPMTAG_ARCH
RPMTAG_PREIN
RPMTAG_POSTIN
RPMTAG_PREUN
RPMTAG_POSTUN
RPMTAG_OLDFILENAMES
RPMTAG_FILESIZES
RPMTAG_FILESTATES
RPMTAG_FILEMODES
RPMTAG_FILEUIDS
RPMTAG_FILEGIDS
RPMTAG_FILERDEVS
RPMTAG_FILEMTIMES
RPMTAG_FILEDIGESTS
RPMTAG_FILELINKTOS
RPMTAG_FILEFLAGS
RPMTAG_ROOT
RPMTAG_FILEUSERNAME
RPMTAG_FILEGROUPNAME
RPMTAG_EXCLUDE
RPMTAG_EXCLUSIVE
RPMTAG_ICON
RPMTAG_SOURCERPM
RPMTAG_FILEVERIFYFLAGS
RPMTAG_ARCHIVESIZE
RPMTAG_PROVIDENAME
RPMTAG_REQUIREFLAGS
RPMTAG_REQUIRENAME
RPMTAG_REQUIREVERSION
RPMTAG_NOSOURCE
RPMTAG_NOPATCH
RPMTAG_CONFLICTFLAGS
RPMTAG_CONFLICTNAME
RPMTAG_CONFLICTVERSION
RPMTAG_DEFAULTPREFIX
RPMTAG_BUILDROOT
RPMTAG_INSTALLPREFIX
RPMTAG_EXCLUDEARCH
RPMTAG_EXCLUDEOS
RPMTAG_EXCLUSIVEARCH
RPMTAG_EXCLUSIVEOS
RPMTAG_AUTOREQPROV
RPMTAG_RPMVERSION
RPMTAG_TRIGGERSCRIPTS
RPMTAG_TRIGGERNAME
RPMTAG_TRIGGERVERSION
RPMTAG_TRIGGERFLAGS
RPMTAG_TRIGGERINDEX
RPMTAG_VERIFYSCRIPT
RPMTAG_CHANGELOGTIME
RPMTAG_CHANGELOGNAME
RPMTAG_CHANGELOGTEXT
RPMTAG_BROKENMD5
RPMTAG_PREREQ
RPMTAG_PREINPROG
RPMTAG_POSTINPROG
RPMTAG_PREUNPROG
RPMTAG_POSTUNPROG
RPMTAG_BUILDARCHS
RPMTAG_OBSOLETENAME
RPMTAG_VERIFYSCRIPTPROG
RPMTAG_TRIGGERSCRIPTPROG
RPMTAG_DOCDIR
RPMTAG_COOKIE
RPMTAG_FILEDEVICES
RPMTAG_FILEINODES
RPMTAG_FILELANGS
RPMTAG_PREFIXES
RPMTAG_INSTPREFIXES
RPMTAG_TRIGGERIN
RPMTAG_TRIGGERUN
RPMTAG_TRIGGERPOSTUN
RPMTAG_AUTOREQ
RPMTAG_AUTOPROV
RPMTAG_CAPABILITY
RPMTAG_SOURCEPACKAGE
RPMTAG_OLDORIGFILENAMES
RPMTAG_BUILDPREREQ
RPMTAG_BUILDREQUIRES
RPMTAG_BUILDCONFLICTS
RPMTAG_BUILDMACROS
RPMTAG_PROVIDEFLAGS
RPMTAG_PROVIDEVERSION
RPMTAG_OBSOLETEFLAGS
RPMTAG_OBSOLETEVERSION
RPMTAG_DIRINDEXES
RPMTAG_BASENAMES
RPMTAG_DIRNAMES
RPMTAG_ORIGDIRINDEXES
RPMTAG_ORIGBASENAMES
RPMTAG_ORIGDIRNAMES
RPMTAG_OPTFLAGS
RPMTAG_DISTURL
RPMTAG_PAYLOADFORMAT
RPMTAG_PAYLOADCOMPRESSOR
RPMTAG_PAYLOADFLAGS
RPMTAG_INSTALLCOLOR
RPMTAG_INSTALLTID
RPMTAG_REMOVETID
RPMTAG_SHA1RHN
RPMTAG_RHNPLATFORM
RPMTAG_PLATFORM
RPMTAG_PATCHESNAME
RPMTAG_PATCHESFLAGS
RPMTAG_PATCHESVERSION
RPMTAG_CACHECTIME
RPMTAG_CACHEPKGPATH
RPMTAG_CACHEPKGSIZE
RPMTAG_CACHEPKGMTIME
RPMTAG_FILECOLORS
RPMTAG_FILECLASS
RPMTAG_CLASSDICT
RPMTAG_FILEDEPENDSX
RPMTAG_FILEDEPENDSN
RPMTAG_DEPENDSDICT
RPMTAG_SOURCEPKGID
RPMTAG_FILECONTEXTS
RPMTAG_FSCONTEXTS
RPMTAG_RECONTEXTS
RPMTAG_POLICIES
RPMTAG_PRETRANS
RPMTAG_POSTTRANS
RPMTAG_PRETRANSPROG
RPMTAG_POSTTRANSPROG
RPMTAG_DISTTAG
RPMTAG_SUGGESTSNAME
RPMTAG_SUGGESTSVERSION
RPMTAG_SUGGESTSFLAGS
RPMTAG_ENHANCESNAME
RPMTAG_ENHANCESVERSION
RPMTAG_ENHANCESFLAGS
RPMTAG_PRIORITY
RPMTAG_CVSID
RPMTAG_BLINKPKGID
RPMTAG_BLINKHDRID
RPMTAG_BLINKNEVRA
RPMTAG_FLINKPKGID
RPMTAG_FLINKHDRID
RPMTAG_FLINKNEVRA
RPMTAG_PACKAGEORIGIN
RPMTAG_TRIGGERPREIN
RPMTAG_BUILDSUGGESTS
RPMTAG_BUILDENHANCES
RPMTAG_SCRIPTSTATES
RPMTAG_SCRIPTMETRICS
RPMTAG_BUILDCPUCLOCK
RPMTAG_FILEDIGESTALGO
RPMTAG_VARIANTS
RPMTAG_XMAJOR
RPMTAG_XMINOR
RPMTAG_REPOTAG
RPMTAG_KEYWORDS
RPMTAG_BUILDPLATFORMS
RPMTAG_PACKAGECOLOR
RPMTAG_PACKAGEPREFCOLOR
RPMTAG_XATTRSDICT
RPMTAG_FILEXATTRSX
RPMTAG_DEPATTRSDICT
RPMTAG_CONFLICTATTRSX
RPMTAG_OBSOLETEATTRSX
RPMTAG_PROVIDEATTRSX
RPMTAG_REQUIREATTRSX
RPMTAG_BUILDPROVIDES
RPMTAG_BUILDOBSOLETES
RPMTAG_FILENAMES
RPMTAG_FILEPROVIDE
RPMTAG_FILEREQUIRE
RPMTAG_FSNAMES
RPMTAG_FSSIZES
RPMTAG_TRIGGERCONDS
RPMTAG_TRIGGERTYPE
RPMTAG_ORIGFILENAMES
RPMTAG_LONGFILESIZES
RPMTAG_LONGSIZE
RPMTAG_FIRSTFREE_TAG