OraConnection-class     Class OraConnection
OraDriver-class         Class OraDriver
OraObject-class         Class OraObject
OraResult-class         Class OraResult
Oracle                  Instantiate an Oracle client from the current R
                        or S session 
S4R                     R compatibility with S version 4/Splus5+
                        support functions
dbObjectId-class        Class dbObjectId
isIdCurrent             Check whether an OraObject handle object is
                        valid or not 
oraParseConParams       Parse an Oracle connection string
oraSupport              Support Functions
safe.write              Write a data.frame avoiding exceeding memory
                        limits
