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In this, we will count the number of CITY and number of DISTINCT CITY and then substract it.
SELECT count(city) - count(DISTINCT city) FROM station;
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Weather Observation Station 4
You are viewing a single comment's thread. Return to all comments →
In this, we will count the number of CITY and number of DISTINCT CITY and then substract it.
SELECT count(city) - count(DISTINCT city) FROM station;