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переписана реализация scd2

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ddadmin
2025-12-21 18:50:50 +03:00
parent 87301921a9
commit ae00475df5
15 changed files with 205 additions and 183 deletions
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dwh-modeling/data/prices.csv
+2 -2
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@@ -1,4 +1,4 @@
product_id,valid_from,valid_to,price
9001,2023-12-01,2024-01-31,100.00
9001,2024-02-01,2999-12-31,110.00
9002,2023-01-01,2999-12-31,50.00
9001,2024-02-01,,110.00
9002,2023-01-01,,50.00
1 product_id valid_from valid_to price
2 9001 2023-12-01 2024-01-31 100.00
3 9001 2024-02-01 2999-12-31 110.00
4 9002 2023-01-01 2999-12-31 50.00