name: contacts
table: contacts
grain:
- contact_id
columns:
- name: contact_id
  type: number
- name: account_id
  type: number
- name: email
  type: string
- name: first_name
  type: string
- name: last_name
  type: string
- name: phone
  type: string
- name: title
  type: string
joins:
- to: accounts
  'on': account_id = accounts.account_id
  relationship: many_to_one