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hasibulhshovo / hackerrank-sql-solutions Public

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hackerrank-sql-solutions
Basic Select

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weather-observation-station-4.sql

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5 lines (5 loc) · 179 Bytes

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hackerrank-sql-solutions
Basic Select

/

weather-observation-station-4.sql

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5 lines (5 loc) · 179 Bytes

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-- Author: Md. Hasibul Hasan Shovo

-- Email: hasibulhshovo@gmail.com

-- LinkedIn: https://www.linkedin.com/in/iam-hasibul/

SELECT (count(City)- count(distinct City))

FROM Station;

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