name: contracts
table: contracts
grain:
- contract_id
columns:
- name: contract_id
  type: number
- name: account_id
  type: number
- name: arr
  type: number
- name: contract_number
  type: string
- name: end_date
  type: time
  role: time
- name: opportunity_id
  type: number
- name: start_date
  type: time
  role: time
- name: status
  type: string
joins:
- to: accounts
  'on': account_id = accounts.account_id
  relationship: many_to_one
- to: opportunities
  'on': opportunity_id = opportunities.opportunity_id
  relationship: many_to_one