R/db.S

In jeroenooms/RObjectTables: User-level attach()'able table support

Defines functions dbwrite dbobjects dbread dbexists dbremove dbcanCache dbattach dbdetach dbwrite.default dbread.default dbexists.default dbremove.default dbobjects.default dbcanCache.default dbattach.default dbdetach.default

Documented in dbattach dbattach.default dbcanCache dbcanCache.default dbdetach dbdetach.default dbexists dbexists.default dbobjects dbobjects.default dbread dbread.default dbremove dbremove.default dbwrite dbwrite.default

dbwrite <-
function(database, name, object)
{
 UseMethod("dbwrite")
}

dbobjects <-
function(database)
{
 UseMethod("dbobjects")
}


dbread <-
function(database, name, na = TRUE)
{
 UseMethod("dbread")
}

dbexists <-
function(database, name)
{
 UseMethod("dbexists")
}

dbremove <-
function(database, name)
{
 UseMethod("dbremove")
}

dbcanCache <-
function(database, name)
{
 UseMethod("dbcanCache")
}

dbattach <-
function(database)
{
 UseMethod("dbattach")
}

dbdetach <-
function(database)
{
 UseMethod("dbdetach")
}


dbwrite.default <- function(database, name, object) {stop("no method")}
dbread.default <- function(database, name, na=TRUE) {stop("no method")}
dbexists.default <- function(database, name) {stop("no method")}
dbremove.default <- function(database, name) {stop("no method")}
dbobjects.default <- function(database) {stop("no method")}
dbcanCache.default <- function(database, name) {FALSE}
dbattach.default <- function(database) {TRUE}
dbdetach.default <- function(database) {TRUE}