Using R
R is a statistical computing environment that is commonly used for data analysis, visualization, and model development. You can access Datomic from R using the RPresto library.
Installing
Install R from the R CRAN site.
Install RStudio following the instructions from the RStudio Download Page.
Launch RStudio and install the RPresto package https://github.com/prestodb/RPresto by running:
install.packages('RPresto')
in the R console
Using RStudio:
You can connect to Datomic Analytics following the configuration shown below:
library('DBI') con <- dbConnect( RPresto::Presto(), host='http://<host>', port=<port>, user='<user>', schema='<schema>', catalog='<catalog>' ) res <- dbSendQuery(con, 'SELECT * FROM system.runtime.nodes;') df <- dbFetch(res, -1)
Substituting appropriate values for user
, host
, port
, schema
, and catalog