Vignettes and other documentation

---

Vignettes from package 'DBI'

DBI::DBI-1		A Common Database Interface (DBI)	HTML	source
DBI::DBI-advanced		"Advanced DBI Usage"	HTML	source	R code
DBI::DBI-history		"History of DBI"	HTML	source
DBI::DBI-proposal		A Common Interface to Relational Databases from R and S -- A Proposal	HTML	source
DBI::DBI		"Introduction to DBI"	HTML	source	R code
DBI::backend		Implementing a new backend	HTML	source	R code
DBI::spec		DBI specification	HTML	source	R code