read.csvdata: Read CSV from local directory or Internet
Description
It is lazy, i.e. it does not read the csv in until requested. It does read in the metadata, though.
If according to the dataset meta data an update is due, an update process is performed.
Usage
read.csvdata(resource, location = NULL, name = resource, update.fct = function(csv) return(data.frame()), verbose = TRUE, clss = "CsvData")
Arguments
resource
the name of the resource. Required.
location
either a Location object, or a character pointing to a local directory or an url. See details.
name
the physical name of the resource. Defaults to resource.
update.fct
function for updating the data. the update method and update interval is specified as meta data.
Default is a function that returns an empty data.frame.
verbose
Print diagnostic messages, default is TRUE.
clss
class to construct. Defaults to CsvData.