A remote dataset is accessed by giving the URL of the server, the
type of the server (At present the only valid value is hsds.), the file domain (path
to the HDF5 file) and the full path to the dataset inside the HDF5 file.
da <- HSDSArray('http://hsdshdflab.hdfgroup.org', 'hsds',
'/shared/bioconductor/tenx_full.h5', '/newassay001')
da## <27998 x 1306127> HSDSMatrix object of type "double":
## [,1] [,2] [,3] ... [,1306126] [,1306127]
## [1,] 0 0 0 . 0 0
## [2,] 0 0 0 . 0 0
## [3,] 0 0 0 . 0 0
## [4,] 0 0 0 . 0 0
## [5,] 0 0 0 . 0 0
## ... . . . . . .
## [27994,] 0 0 0 . 0 0
## [27995,] 1 0 0 . 0 0
## [27996,] 0 0 0 . 0 0
## [27997,] 0 0 0 . 0 0
## [27998,] 0 0 0 . 0 0Again we have DelayedArray capabilities.
## [1] 4046 2087 4654 3193