type: bridge
name: bridge
displayname: Bridge Table
namespace: model
schema: 
# GeneratorEntity
  name:
    type: string
    required: True
  type:
    type: string
    required: True
  subtype: 
    type: string
    allowed: [base]
  generate: 
    type: integer
    allowed: [0,1]
  extra: 
    type: [list, dict, string, integer]  
  description: 
    type: string
  sql_pre_hook:
    type: string
  sql_post_hook:
    type: string
# DataVaultEntity
  layer: 
    type: string
  dbentity:
    schema: dbentity
  exclude_commonattributes:
    type: list
# Specific
  updatemode:
    type: string
    allowed: [full, merge, append, custom]
  snapshotattribute: 
    type: dict
    schema: attribute
  snapshotquery: 
    type: string
  bridgeattributes: attributes
  hubs: 
    type: list
    schema:
      type: string
  links: 
    type: list
    schema:
      type: string