dbGetException(conn, ...)DBIConnection object, as produced by
dbConnect.errNum (an integer error number) and
errMsg (a character string) describing the last error in the
connection conn.dbDisconnect;
dbExistsTable; dbGetQuery,
dbGetQuery,DBIConnection,character-method;
dbListFields; dbListResults;
dbListTables; dbReadTable,
dbWriteTable; dbRemoveTable;
dbSendQuery