table: directus_revisions

columns:
  id:
    increments: true
  activity:
    type: integer
    unsigned: true
    nullable: false
    references:
      table: directus_activity
      column: id
  collection:
    type: string
    length: 'MAX_TABLE_NAME_LENGTH'
    nullable: false
    references:
      table: directus_collections
      column: collection
  item:
    type: string
    length: 255
    nullable: false
  data:
    type: json
  delta:
    type: json
  parent:
    type: integer
    unsigned: true
    references:
      table: directus_revisions
      column: id
