I am try to write a query in which all fields from items, biblio, bilioitems tables are required to be shown. But I am facing difficulties to show subject heading and classification number. I also tried extractvalue() function to show subject heading but error displayed. Has anyone the solution of this issue? Thanks.
Hi Rizwan, this is more of a support question fitting for the mailing lists. Bugzilla is used to track bugs and enhancements, only very few will read your question here. Please ask again on the mailnig list: https://koha-community.org/support/koha-mailing-lists/