\name{getVariableMetadata}
\alias{getVariableMetadata}
\title{Internal function to fetch meta-data about variables in a model
  from a StatShop database.
}
\usage{
getVariableMetadata(model)
}

\arguments{
  \item{model}{Name of model to select.}
}
\value{
  A data frame giving the name of the varaible, the column name in the
  database, the type of the variable, the domain (list of possible
  values) and whether or not it is ordered.
}
\description{
Gets the details about the model variables in an array indexed by
 variable name.

 A connection to the database must be open before this function can
 be run.
}
\seealso{
  \code{\link{asp.dbConnect}}, 
  \code{\link{listModels}}, \code{\link{listVariables}},
  \code{\link{getVariable}}
}
\examples{
### This example will only run if you have the StatShop test databases
### installed on your machine.
StatShop <- Sys.getenv("STATSHOP")
if (StatShop == "") {
  warn("StatShop not installed, skipping test.")
} else {
  asp.dbConnect("mcmc_statistics_test","junit")
  ## Get metadata for the student model variables
  getVariableMetadata("system")
}
}
\keyword{database}