| Type: | Package |
| Title: | Interface to the Google 'FarmHash' Family of Hash Functions |
| Version: | 0.0.3 |
| Date: | 2023-09-09 |
| Author: | Dirk Eddelbuettel |
| Maintainer: | Dirk Eddelbuettel <edd@debian.org> |
| Description: | The Google 'FarmHash' family of hash functions is used by the Google 'BigQuery' data warehouse via the 'FARM_FINGERPRINT' function. This package permits to calculate these hash digest fingerprints directly from R, and uses the included 'FarmHash' files written by G. Pike and copyrighted by Google, Inc. |
| License: | GPL-2 | GPL-3 [expanded from: GPL (≥ 2)] |
| Imports: | Rcpp (≥ 1.0.7) |
| LinkingTo: | Rcpp, RcppInt64 |
| Suggests: | bit64 |
| URL: | https://github.com/eddelbuettel/rcppfarmhash/, https://dirk.eddelbuettel.com/code/rcpp.farmhash.html |
| BugReports: | https://github.com/eddelbuettel/rcppfarmhash/issues |
| RoxygenNote: | 6.0.1 |
| Encoding: | UTF-8 |
| NeedsCompilation: | yes |
| Packaged: | 2023-09-09 13:16:37 UTC; edd |
| Repository: | CRAN |
| Date/Publication: | 2023-09-09 14:10:02 UTC |
Interface to the Google 'FarmHash' Family of Hash Functions
Description
The Google 'FarmHash' family of hash functions is used by the Google 'BigQuery' data warehouse via the 'FARM_FINGERPRINT' function. This package permits to calculate these hash digest fingerprints directly from R, and uses the included 'FarmHash' files written by G. Pike and copyrighted by Google, Inc.
Package Content
Index of help topics:
RcppFarmHash-package Interface to the Google 'FarmHash' Family of
Hash Functions
farmhash Compute a 'FarmHash' digest for a vector of
strings
Maintainer
Dirk Eddelbuettel <edd@debian.org>
Author(s)
Dirk Eddelbuettel
Compute a 'FarmHash' digest for a vector of strings
Description
Compute a 'FarmHash' digest for a vector of strings
Usage
farmhash(sv)
Arguments
sv |
Vector of strings for which a hash digest is requested |
Value
A vector of integer64 values (using the bit64
package to ‘decode’ the appropriate binary payload from a numeric
vector).
Examples
if (requireNamespace("bit64", quietly=TRUE)) {
suppressMessages(library(bit64))
}
farmhash(c("foo", "bar", "baz"))