This function is deprecated because the CalCOFI API is being phased out
in favor of direct DuckDB database access. Use cc_list_measurement_types()
to see available oceanographic measurement types, or query the database
directly with cc_get_db().
get_variables()data frame with columns:
category: category, e.g. "Oceanographic"
table_field: unique identifier of the variable given by the form of table.field
plot_title: title used in a typical time series plot output
plot_label: y-axis label used in a typical time series plot output
if (FALSE) { # \dontrun{
# deprecated - use instead:
cc_list_measurement_types()
} # }