“Finden Sie die maximale Nummer in SQL” Code-Antworten

SQL Max -Wert in der Spalte

SELECT MAX(salary) FROM employees;
SELECT id, MAX(salary) FROM employees GROUP BY id;

SELECT t1.*
FROM employees t1
INNER JOIN (
    SELECT id, max(salary) AS salary FROM employees GROUP BY id
) t2 ON t1.id = t2.id AND t1.salary = t2.salary;

VasteMonde

SQL Max Count

SELECT max(MY_COLUMN) FROM my_table; 
SELECT MY_ID, max(MY_COLUMN) FROM my_table GROUP BY ID;   -- Max by MY_ID

VasteMonde

Finden Sie die maximale Nummer in SQL

● SELECT first-name, MAX(salary)
FROM department d LEFT OUTER JOIN employee e ON (d.department_id = e.department_id)
GROUP BY department_id;

Ozzzy

SQL Set maximaler Wert in der Spalte

ALTER TABLE dbo.mytable ADD CONSTRAINT CK_HAPPINESS_MAX CHECK (PokemonHappiness <= 10000)

Careful Chinchilla

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