kind: DataContainer
spec:
  namespace: baize
  data_source: baize
  name: test.students
  spec:
    table_name: test.students
    columns:
      - name: id
        type: varchar(32)
        comment: id
        primary_key: true
      - name: name
        type: varchar(128)
        comment: 姓名
        not_null: true
        index: true
      - name: age
        type: integer
        comment: 年龄
        not_null: true
        index: true
      - name: enter_time
        type: "timestamp with time zone"
        comment: 入学时间
        not_null: true