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The yaz-marcdump utility[1], included in the YAZ toolkit[2], should work and I've found it to be blindingly fast. -Tod [1] http://www.indexdata.com/yaz/doc/yaz-marcdump.html [2] http://www.indexdata.com/yaz Tod Olson <[log in to unmask]> Systems Librarian University of Chicago Library On Jan 26, 2010, at 2:34 AM, Marc Chantreux wrote: > On Mon, Jan 25, 2010 at 11:48:47PM +0530, Saiful Amin wrote: >> I also recommend using MARC::Batch. Attached is a simple script I wrote for >> myself. > > I think MARC::Batch would be very slow to split lot of records. As 0x1d > is your record separator, a perl oneliner can do the job: > > http://www.tinybox.net/2009/10/12/perl-onliners-vim-and-iso2709/ > > perl -0x1d -wnE ' > # new file every 1000 records > $. == 1 || ! ($. % 1000 ) > # with record number padded with 5 chars > and open F,sprintf ">records_%.5d.mrc",$.; > # actually prints the record > print F > ' bigfile.mrc > > if you file is UTF-8 encoded, use -CSD flags > > hope it helps > regards > > > -- > Marc Chantreux > BibLibre, expert en logiciels libres pour l'info-doc > http://biblibre.com