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प्रश्न
In SQL, the aggregate function which will display the cardinality of the table is ______.
पर्याय
sum()count(*)avg()sum(*)
MCQ
रिकाम्या जागा भरा
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उत्तर
In SQL, the aggregate function which will display the cardinality of the table is count(*).
Explanation:
A table's cardinality is its number of rows, which is returned by count(*) from the statement.
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