Get variables data frame
get_ev_vars_df.RdReturns the variable data frame from an ev_variables container.
Value
A data frame containing fully qualified variable name, project name, table name and variable name.
Details
The variable data frame contains four columns:
- varfullname
Fully qualified variable name, i.e.
project.table.variable- project
Project name
- table
Table name
- variable
Variable name
An ev_variables container can be created using read_ev_variables.
See also
read_ev_variables to create an ev_variables container.
Other getters:
get_ev_data_names(),
get_ev_data(),
get_ev_metadata(),
get_ev_projects(),
get_ev_request(),
get_ev_tables(),
get_ev_variables()
Examples
if (FALSE) { # \dontrun{
# read a variable data request file
vars <- read_ev_variables("path/to/variables/file")
# get the variable data frame from the request
get_ev_vars_df(vars)
} # }