--
-- PostgreSQL code for ISSNs.
--
--- $Id: isbn_issn.sql.in,v 1.3 2002/06/23 21:20:38 momjian Exp $
+-- $Id: isbn_issn.sql.in,v 1.4 2002/07/16 00:48:30 momjian Exp $
--
output = issn_out
);
+comment on type issn
+ is 'International Standard Serial Number';
+
+
--
-- The various boolean tests:
--
--
-- PostgreSQL code for ISBNs.
--
--- $Id: isbn_issn.sql.in,v 1.3 2002/06/23 21:20:38 momjian Exp $
+-- $Id: isbn_issn.sql.in,v 1.4 2002/07/16 00:48:30 momjian Exp $
--
--
-- Input and output functions and the type itself:
output = isbn_out
);
+comment on type isbn
+ is 'International Standard Book Number';
+
+
--
-- The various boolean tests:
--