Focus mode
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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