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List the variables (column names) in a given database codebook

A wrapper for list_db_var to maintain backwards compatibility

Usage

list_db_var(db_folder, codebook_name, required_only = FALSE, crop_types)

list.db_var(db_folder, codebook_name, required_only = FALSE)

Arguments

db_folder

A string path to the database controlled vocabulary folder

codebook_name

A string denoting the book name. Use list_db_books() to see options

required_only

A logical, FALSE returns all columns; TRUE returns required columns only

crop_types

A vector containing the crop_types. This is used to select the appropriate traits if codebook_name == "trial_data"

See also

Other access codebook functions: get_col_index(), get_variety_db(), list_db_books(), readin_db()