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> I'm writing a generic database interface, similar to MS Access. Up until .. > So, I take it the answer is still 'no'; I can't portably detect this kind > of thing. I'll go back to parsing the output of $dbh->column_info then. column_info() won't help with with things like triggers. A generic database abstraction layer (at a higher level than DBI) is a wheel that has been invented many times over. You might be better served to use one of those, or at least get some inspirations from them on how to do things. Some ones that jump to mind are Rose::DB, and Class::DBI. Here's a handy link: http://www.perlmonks.org/?node_id=504724 HTH, - -- Greg Sabino Mullane [EMAIL PROTECTED] End Point Corporation PGP Key: 0x14964AC8 200807011459 http://biglumber.com/x/web?pk=2529DF6AB8F79407E94445B4BC9B906714964AC8 -----BEGIN PGP SIGNATURE----- iEYEAREDAAYFAkhqfy4ACgkQvJuQZxSWSshMqwCfT1tlAUycrcBwBCSqNsQDCPld KvYAn0fW+jWAU+Vkniup8dekIHOq1bRb =1nvP -----END PGP SIGNATURE-----