Read Relationships JSON and Optionally Apply to dm

Reads a relationships.json file. If a dm object is provided, applies the PKs and FKs from the JSON to it. Otherwise returns the parsed list.

Usage

read_relationships_json(path, dm = NULL)

Arguments

path

Path to relationships.json file

dm

Optional dm object to apply relationships to

Value

If dm is provided, returns the dm with PKs/FKs applied. Otherwise returns the parsed JSON as a list.

Examples

if (FALSE) { # \dontrun{
# read and apply to dm
d <- dm::dm_from_con(con, learn_keys = FALSE)
d <- read_relationships_json("relationships.json", dm = d)
dm::dm_draw(d)

# read as raw list
rels <- read_relationships_json("relationships.json")
} # }