unix utility join and output fields

unix utility join and output fields

References

Reference NO 1

http://stackoverflow.com/questions/15190037/unix-utility-join-and-output-fields

Reference NO 2

http://stackoverflow.com/questions/13382566/left-outer-join-on-two-files-in-unix

Reference NO 3

http://www.albany.edu/~ig4895/join.htm

Reference NO 4

http://www.computerhope.com/unix/ujoin.htm

Reference NO 5

http://en.wikipedia.org/wiki/Join_(Unix)

Reference NO 6

http://linux.about.com/library/cmd/blcmdl1_join.htm

Reference NO 7

http://www.folkstalk.com/2012/02/join-command-in-unixlinux-examples.html

Reference NO 8

http://unix.stackexchange.com/questions/16443/combine-text-files-column-wise