[Homework answer] MySQL database homework-'Query all records in the student table'-'Query the 2nd to 4 records of the student table'-'Query the information of students from the computer department and the English department from the student table'

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[Homework answer] MySQL database homework-'Query all records in the student table'-'Query the 2nd to 4 records of the student table'-'Query the information of students from the computer department and the English department from the student table'

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