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23 lines
631 B
23 lines
631 B
3 years ago
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CREATE TABLE stocks(timestamp INT, price INT)
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INSERT INTO stocks VALUES(1,15)
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INSERT INTO stocks VALUES(2,19)
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INSERT INTO stocks VALUES(3,16)
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INSERT INTO stocks VALUES(4,17)
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INSERT INTO stocks VALUES(5,15)
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INSERT INTO stocks VALUES(6,13)
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INSERT INTO stocks VALUES(7,5)
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INSERT INTO stocks VALUES(8,8)
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INSERT INTO stocks VALUES(9,7)
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INSERT INTO stocks VALUES(10,13)
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INSERT INTO stocks VALUES(11,11)
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INSERT INTO stocks VALUES(12,14)
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INSERT INTO stocks VALUES(13,10)
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INSERT INTO stocks VALUES(14,5)
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INSERT INTO stocks VALUES(15,2)
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INSERT INTO stocks VALUES(16,5)
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SELECT max(price-mins(price))
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FROM stocks
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ASSUMING ASC timestamp
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