This app will give you real applications in the use of MongoDB.

You will see the full source code of the demo. You will see how to use:
1. Insert Document in MongoDB
2. Update Data in Collection in MongoDB
3. Delete Data in Collection in MongoDB
4. Get All Collections from Database in MongoDB
5. Use Equal Operator in Query Commands in MongoDB
6. Use Less Than Operator in Query Commands in MongoDB
7. Use Less Than or Equal Operator in Query Commands in MongoDB
8. Use Greater Than Operator in Query Commands in MongoDB
9. Use Greater Than or Equal Operator in Query Commands in MongoDB
10. And Clause in Query Commands in MongoDB
11. Or Clause in Query Commands in MongoDB
12. Not Clause in Query Commands in MongoDB
13. Between Clause in Query Commands in MongoDB
14. Like Clause in Query Commands in MongoDB
15. Sort in Query Commands in MongoDB
16. Limit in Query Commands in MongoDB
17. Projection in Query Commands in MongoDB
18. Sum in Query Commands in MongoDB
19. Count in Query Commands in MongoDB
20. Min and Max in Query Commands in MongoDB
21. Avg in Query Commands in MongoDB
22. DateTime in Query Commands in MongoDB
23. Filter Data with Embed Document in Query Commands in MongoDB
24. Join in Query Commands in MongoDB
25. Group By in Query Commands in MongoDB
26. Having in Query Commands in MongoDB

You also see the results after the demo with the illustrations.

You can also copy the code in this app and use it on your project.