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Download a NCBI Database to Your Local Hard Drive

Source: R/download_database.R
download.database.Rd

This function allows users to download a database selected by listDatabases to their local hard drive.

Usage

download.database(db, path = "database")

Arguments

db

a character string specifying the database that shall be downloaded (selected from listDatabases).

path

a character string specifying the location (a folder) in which the corresponding database shall be stored. Default is path = "database". In case this folder does not exist yet, it will be created.

Value

File path to the downloaded database file.

Details

This function downloads large databases to your hard drive. For this purpose a folder named database (default) is created and the correspondning database then stored in this folder.

See also

download.database.all, listDatabases

Author

Hajk-Georg Drost

Examples

if (FALSE) { # \dontrun{
  # search for available NCBI nr databases
  listNCBIDatabases(db = "nr")
  # select NCBI nr version 27 =  "nr.27.tar.gz"
  # and download it to your hard drive
  # -> please note that large databases take some time for download!
  download.database(db = "nr.27.tar.gz")
} # }