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Hùng Khương Beginner
Asked At: 1646219709000 In: SQL
Hùng Khương Beginner Asked At: 1646219709000 In: SQL
Thống kê dữ liệu của từng ngày trong 7 ngày gần đây
Em chào mn ạ , hiện tại em đang muốn viết 1 câu truy vấn có thể count dữ liệu của từng ngày giới hạn trong 7 ngày gần đây. Nếu ngày nào không có dữ liệu sẽ trả là 0 . Mn giúp em với ạ
(Kết quả trả về giống hình em minh họa ạ<img class="alignnone size-full wp-image-4912" src="https://stackask.com/wp-content/uploads/2022/03/Screenshot-2022-03-03-011420.png" alt="" /> <img class="alignnone size-full-size wp-image-4913" src="https://stackask.com/wp-content/uploads/2022/03/Screenshot-2022-03-03-011359.png" alt="" />)
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dungtv Explainer
Added an answer at: 1646243581000
dungtv Explainer
Added an answer at: 1646243581000
select count(*) from table_cua_em where date > 7_ngaytruoc group by date order by date desc
em thử xem sao
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