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% $Id: dbSetDataMappings-methods.Rd, V 0.1 2008/07/23 02:38:31 psk Exp $
\name{dbSetDataMappings-methods}
\docType{methods}
\alias{dbSetDataMappings-methods}
\alias{dbSetDataMappings,PostgreSQLResult,data.frame-method}
\title{
Set data mappings between PostgreSQL and R/S-Plus
}
\description{
Not yet implemented
}
\section{Methods}{\describe{
\item{res}{
a \code{PostgreSQLResult} object as returned by \code{dbSendQuery}.
}
\item{flds}{
a data.frame with field descriptions as returned by
\code{\link[DBI]{dbColumnInfo}}.
}
\item{\dots }{
any additional arguments are passed to the implementing method.
}
}
}
\references{
See the Database Interface definition document
\code{DBI.pdf} in the base directory of this package
or \url{https://cran.r-project.org/package=DBI}.
}
\seealso{
\code{\link{PostgreSQL}},
\code{\link[DBI]{dbSendQuery}},
\code{\link[DBI]{fetch}},
\code{\link[DBI]{dbColumnInfo}}.
}
\examples{\dontrun{
makeImage <- function(x) {
.C("make_Image", as.integer(x), length(x))
}
res <- dbSendQuery(con, statement)
flds <- dbColumnInfo(res)
flds[3, "Sclass"] <- makeImage
dbSetDataMappings(rs, flds)
im <- fetch(rs, n = -1)
}
}
\keyword{methods}
\keyword{interface}
\keyword{database}
% vim: syntax=tex
|
