Rails ERD Config Example

.erdconfig

attributes:
  #  - primary_key
  - foreign_key
  - content
  - inheritance
disconnected: true
filename: erd
filetype: pdf
indirect: true
inheritance: false
markup: true
notation: simple

# The result will be changed when adding orientation in both cases setting 'vertical' or 'horizontal'
#orientation: vertical

polymorphism: false
sort: true
warn: true
title: true

# When auto-generated on db:migration, some models are added and are better to exclude
exclude:
#  - ApplicationRecord
  - ActiveRecord::SchemaMigration
  - ActiveRecord::InternalMetadata

only: null
only_recursion_depth: null
prepend_primary: false
cluster: false
splines: spline