kind: DataContainer
spec:
  namespace: # 替换
  data_source: # 替换
  name: # 替换.configurations
  spec:
    table_name: # 替换.configurations
    columns:
      - name: scope
        type: varchar(256)
        comment: 范围
        not_null: true
        primary_key: true
      - name: group
        type: varchar(256)
        comment: 组
        not_null: true
        primary_key: true
      - name: value
        type: varchar(256)
        comment: 值
        not_null: true
        index: true