i have 6 tables.. 5 dimension table and 1 fact table.. In fact table there is huge data like for 1 hour the data in fact table is 13 million rows..
My query is....how can we make our loading such that the dimension table will be loaded for one time and i can reload (schedule) the fact table with reloading the dimension tables again and again....
Dimensions: Time, location, station, product design, operations