MongoDB Task
Design database for Zen class programme
users
codekata
attendance
topics
tasks
company_drives
mentors
TASKS:
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Find all the topics and tasks which are thought in the month of October
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Find all the company drives which appeared between 15 oct-2020 and 31-oct-2020
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Find all the company drives and students who are appeared for the placement.
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Find the number of problems solved by the user in codekata
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Find all the mentors with who has the mentee's count more than 15
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Find the number of users who are absent and task is not submitted between 15 oct-2020 and 31-oct-2020