is.db.data.frame {PivotalR} | R Documentation |
db.data.frame
This function checks if the input is of type db.data.frame
.
is.db.data.frame(x)
x |
The input can be of any type. |
is.db.data.frame()
returns TRUE
if x
is of type db.data.frame
. Otherwise, it returns FALSE
.
A logical. Returns TRUE
if the input is of type db.data.frame
Author: Predictive Analytics Team at Pivotal Inc.
Maintainer: Frank McQuillan, Pivotal Inc. fmcquillan@pivotal.io
as.db.data.frame
Convert an object into another object of type db.data.frame
.
## Not run: ## set up the database connection ## Assume that .port is port number and .dbname is the database name cid <- db.connect(port = .port, dbname = .dbname, verbose = FALSE) ## create a table from the example data.frame "abalone" tmp <- as.db.data.frame(abalone, conn.id = cid, verbose = FALSE) x <- db.data.frame(content(tmp), conn.id = cid, key = 'id') ## getting the primary key is.db.data.frame(x) #check if x is of type db.data.frame db.disconnect(cid, verbose = FALSE) ## End(Not run)