Hello Steven, As a start here is a query that will identify empty collections:
select collection_id, name from collection where collection_id not in (select distinct collection_id from collection2item); To my knowledge that should work on 1.4.2's database (was on 1.4.2 recently enough). Best regards, Joseph Joseph Greene Research Repository Librarian James Joyce Library University College Dublin (353 0)1 716 7398 joseph.gre...@ucd.ie http://researchrepository.ucd.ie Message: 2 Date: Fri, 30 Jan 2015 09:26:41 +0000 (GMT) From: Steven Hayles <s...@leicester.ac.uk> Subject: [Dspace-tech] Best approach to bulk delete empty collections (DSpace 4.2) To: dspace-tech@lists.sourceforge.net Message-ID: <pine.lnx.4.64.1501300917030.2...@rootmail.cc.le.ac.uk> Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Hi We have a DSpace 4.2 instance with many empty collections. What's the best approach to finding and deleting them? Thanks Steven Hayles Systems Analyst IT Services, University of Leicester, Propsect House, 94 Regent Rd, Leicester, LE1 7DA, UK T: +44 (0)116 229 7950 E: s...@le.ac.uk The Queen's Anniversary Prizes 1994, 2002 & 2013 THE Awards Winners 2007-2013 Elite without being elitist Follow us on Twitter http://twitter.com/uniofleicester or visit our Facebook page https://facebook.com/UniofLeicester ------------------------------------------------------------------------------ Dive into the World of Parallel Programming. The Go Parallel Website, sponsored by Intel and developed in partnership with Slashdot Media, is your hub for all things parallel software development, from weekly thought leadership blogs to news, videos, case studies, tutorials and more. Take a look and join the conversation now. http://goparallel.sourceforge.net/ _______________________________________________ DSpace-tech mailing list DSpace-tech@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/dspace-tech List Etiquette: https://wiki.duraspace.org/display/DSPACE/Mailing+List+Etiquette