关于“使用 Join 和 Union 创建数据仓库”的评价

check my progress is very fickle and even with the right result won't recognize it. Just copy the 'possible solutions' and you will be fine but it discourages from experimenting

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Carlos V. · 已于 over 1 year前审核

Good

Rose C. · 已于 over 1 year前审核

Wendy W. · 已于 over 1 year前审核

great!

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Anaëlle P. · 已于 over 1 year前审核

great!

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