opal.variable_summary: Get summary statistics of a variable of a table

In opalr: 'Opal' Data Repository Client and 'DataSHIELD' Utils

Get summary statistics of a variable of a table

Description

Get summary statistics of a variable of a table

Usage

opal.variable_summary(
  opal,
  datasource,
  table,
  variable,
  cached = TRUE,
  nature = NULL
)

Arguments

opal	Opal object.
datasource	Name of the datasource.
table	Name of the table in the datasource.
variable	Name of the variable in the table.
cached	Get cached summary if exists. When FALSE, the cached summary is evicted and replaced by the newly calculated one. Default is TRUE.
nature	Force summary nature, independently from the variable. Possible values are: CATEGORICAL, CONTINUOUS, TEMPORAL, GEO, BINARY, UNDETERMINED.

See Also

Other datasource functions: opal.annotate(), opal.annotations(), opal.attribute_values(), opal.datasources(), opal.datasource(), opal.tables(), opal.table(), opal.valueset(), opal.variables(), opal.variable()

Examples

## Not run: 
o <- opal.login('administrator','password', url='https://opal-demo.obiba.org')
opal.variable_summary(o, 'CNSIM', 'CNSIM1', 'GENDER')
opal.logout(o)

## End(Not run)

opalr documentation built on Oct. 6, 2023, 5:08 p.m.