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20 rows affected
store_id dt
1 01/01/2019 00:00:00
3 01/01/2019 00:00:00
1 03/01/2019 00:00:00
store_id dt product_code sales
1 01/01/2019 00:00:00 001 0.0
1 01/01/2019 00:00:00 002 0.0
1 01/01/2019 00:00:00 003 0.0
1 03/01/2019 00:00:00 001 0.0
1 03/01/2019 00:00:00 002 0.0
1 03/01/2019 00:00:00 003 0.0
3 01/01/2019 00:00:00 001 0.0
3 01/01/2019 00:00:00 002 0.0
3 01/01/2019 00:00:00 003 0.0
Warning: Null value is eliminated by an aggregate or other SET operation.

store_id dt
1 01/01/2019 00:00:00
3 01/01/2019 00:00:00
1 03/01/2019 00:00:00