Note 1: an alternative design for the MDC dimension on the Transactions history table is to define Transaction date at a smaller granularity, such as by week or by day.

注1：对于Transactions历史表上的mdc维，另一种设计方案是以更细的粒度定义Transaction日期，例如每周或每天。

youdao

Note 1: an alternative design for the MDC dimension on the Transactions history table is to define Transaction date at a smaller granularity, such as by week or by day.

注1：对于Transactions历史表上的mdc维，另一种设计方案是以更细的粒度定义Transaction日期，例如每周或每天。

youdao