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
by running the command below in the R console:
install.packages('RPresto')
Using RStudio:
To connect to Datomic Analytics, follow the configuration shown below and replace the appropriate values for user, host, port, schema, and catalog:
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)