linawa开发者_开发技巧ng08 2021-09-20 18:49 花为媒玖月奇迹 词：杨涛 曲：胡廷江 编曲：关天天
I\'m building a data warehouse. Each fact has it\'s timestamp. I need to create reports by day, month, quarter but by hours too. Looking at the examples I see that dates tend to be saved in dimension
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