SQL?? ??? ?? ?? ?? ? ??? ??
??? ?? ???????? ??? ????? ???? ?? ???? ?? ???? ???? ??? ??? ? ????. ?? ?? ?? ??? ? ??? ???. ?? ? ???? ??????.
CREATE TABLE Inbound (
Inbound_Date DATE,
Product TEXT,
InboundType TEXT,
Quantity VARCHAR(255)
);
CREATE TABLE Outbound (
Outbound_Date DATE,
Product TEXT,
OutboundType TEXT
);
?? UNION ??? ???? ??? ???? ??? ?? ??? ? ????.
SELECT
Inbound_Date As Date,
Product,
SUM(Quantity) as Inbound, 0 as Outbound
FROM Inbound
GROUP BY 1,2
)
UNION ALL
(SELECT
Outbound_Date,
Product,
0 as Inbound, COUNT("Outbound_Type") as Outbound
FROM Outbound
GROUP BY 1,2
)
ORDER BY 1,2;
??? ? ?? ??? ???? ?? ??? ??? ? ????. ? ??? ???? ???? ?? UNION ALL ? GROUP BY? ????? ??? ??? ? ????.
SELECT Date, Product, SUM(Inbound) as Inbound, SUM(Outbound) as Outbound
FROM ((SELECT Inbound_Date As Date, Product, SUM(Quantity) as Inbound, 0 as Outbound
FROM Inbound
GROUP BY 1,2
) UNION ALL
(SELECT Outbound_Date, Product, 0 as Inbound, COUNT(*) as Outbound
FROM Outbound
GROUP BY 1,2
)
) io
GROUP BY Date, Product;
? ??? ?? UNION ALL ??? ???? ? ???? ?? ???? ?? ??? ?????. ??? ??? ??? ? ?? ?? ??? ?? ??? ???? ? ?? ? ?? ??? ?? ???? ? ????? ?? ??? ?????. ????? GROUP BY ?? ???? ??? ?? ?? ???? ? ??? ?? ??? ? ?? ????? ???.
????? ??? ??? ??? ??? ??? ???? ????? ??? ? ????. ?? ?? ?? ??? ?? ??? ??.
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? AI ??
Undress AI Tool
??? ???? ??
Undresser.AI Undress
???? ?? ??? ??? ?? AI ?? ?
AI Clothes Remover
???? ?? ???? ??? AI ?????.
Clothoff.io
AI ? ???
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??? ??? AI ?? ?? ??? ???? ?? ???? ??? ?? ????!
?? ??
??? ??
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???? ?? ?? ?? ???
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??? ??, ???? ?? ????.
???? 13.0.1 ???
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? ??? ?? ?? ?????(SublimeText3)
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?? ?? ???? MySQL ??????? ???? ??? ??????
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???? MySQL ?? ??? ????? ??? ??????
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INdexESINMYSQLIMPROVEQUERYPEEDBYENABLEABERDATARETRIVEAL.1. THEYREDUCEDASCANCANCANCANCANCANCANCANCANCANCANCANCANCANCANCANCANCANCANCANCANCANCANCANCANCEND, WHERREORORDERBANTROWESINTROWSES, ?? ?? ??? ???? ?????
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