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The difference between Max and greatest in SQL
2022-07-04 22:44:00 【By Moon】
greatest() What we are looking for is the maximum value of some columns , Horizontal maximization ;
max() Usually used to return the maximum value in a column , Find the maximum longitudinally .
If you try to pass a parameter to greatest(), You will get a mistake .
GREATEST(a,b,c)
MAX(a)- MIN and LEAST Empathy
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