SUM MIN MAX COUNT GROUP HAVING

 SELECT SUM(id) FROM test

 SELECT MIN(id) FROM test

 SELECT MAX(id) FROM test

 SELECT COUNT(id) FROM test 
 SELECT COUNT(DISTINCT soyisim) FROM test

SELECT COUNT(id) toplam, soyisim FROM test GROUP BY soyisim

SELECT COUNT(id) toplam, soyisim FROM test GROUP BY soyisim HAVING toplam > 5

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