MINI MINI MANI MO

%
% Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved. 
%
\name{ore.exists}
\alias{ore.exists}
\title{Oracle R Enterprise Object Existence Checking Function}
\description{
  Determines whether a named \code{\linkS4class{ore.frame}} object,
  representing a database table or view, exists  within the \R
  \code{\link[base]{environment}} for a schema in the Oracle R
  Enterprise session.
}
\usage{
ore.exists(name, schema)
}
\arguments{
  \item{name}{
    A character string specifying the name of the
    \code{\linkS4class{ore.frame}} object.
  }
  \item{schema}{
    A character string specifying the database schema name.
  }
}
\details{
  If argument \code{schema} is unspecified, the default schema - the one
  specified at connection time for the Oracle R Enterprise session - is
  used.
}
\value{
  A logical value indicating whether an \code{\linkS4class{ore.frame}}
  object of the given name is found within the specified \code{schema}.
}
\references{
  \href{http://www.oracle.com/technetwork/database/database-technologies/r/r-enterprise/documentation/index.html}{Oracle R Enterprise}
}
\author{
  Oracle \email{oracle-r-enterprise@oracle.com}
}
\seealso{
  \code{\link{ore.attach}},
  \code{\link{ore.connect}},
  \code{\link{ore.get}},
  \code{\link{ore.ls}},
  \code{\link{ore.rm}},
  \code{\link{ore.sync}}
}
\examples{
if (!interactive())
{
  ore.exists("IRIS_TABLE")               # FALSE
  ore.create(iris, table = "IRIS_TABLE")
  ore.exists("IRIS_TABLE")               # TRUE
  ore.exists("IRIS_TABLE", "RQUSER")     # TRUE
  ore.drop(table = "IRIS_TABLE")
}
}
\keyword{data}
\keyword{database}
\keyword{ORE}