First of all, shouldn't the last line be )"> instead? Also, try <dtml-call "qry.ins_introduzioni( codice_fiscale=CODICE_FISCALE, distretto=DISTRETTO, marca_precedente='NULL' )"> Good luck, Troy -----Original Message----- From: Jose Soares [mailto:jose@sferacarta.com] Sent: Monday, February 12, 2001 10:22 AM Cc: zope@zope.org Subject: [Zope] How to insert NULL values Hi all, I'm trying to insert NULL values into a column of a table using the ZSQL-Method without success. I tried the following: <dtml-call "qry.ins_introduzioni( codice_fiscale=CODICE_FISCALE, distretto=DISTRETTO, marca_precedente='' >") also: <dtml-call "qry.ins_introduzioni( codice_fiscale=CODICE_FISCALE, distretto=DISTRETTO, marca_precedente=_.None >") Please may somebody tell me the right syntax? Thank you. Jose' _______________________________________________ Zope maillist - Zope@zope.org http://lists.zope.org/mailman/listinfo/zope ** No cross posts or HTML encoding! ** (Related lists - http://lists.zope.org/mailman/listinfo/zope-announce http://lists.zope.org/mailman/listinfo/zope-dev )