Question

Swathi created a database of her classmates and enter 30 records in it. The teacher asked her to show data of those students who have scored less than 50% marks.suggest the method to apply these criteria.

Answer 1

The query in sql will be

SELECT <NAME> FROM <TABLENAME> WHERE <PERCENTAGE_MARKS> <50;

Here NAME is the column name containing all students name. TABLENAME is the table which is stored in database having NAME and PERCENTAGE_MARKS as attributes or columns. PERCENTAGE_MARKS is a column having percentage of all 30 students in the database.

Answer 2

Explanation:

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