Is Mongodb hard to learn?

Related questions

1. Is Cassandra a relational database?
2. How does Kafka Connect work?
3. Can Cassandra store JSON?
4. What is compaction in Cassandra?
5. How does Cassandra replication work?
6. Does Cassandra support ACID transactions?
7. How many types of replica placement strategy exist?
8. How is Cassandra NoSQL?
9. Is Cassandra a wide column store?
10. What is Cassandra database good for?

Tags

1. #schema
2. #learn
3. #beginner
4. #advantages
5. #application
6. #nosql
7. #driven
8. #reviews
9. #scalability
10. #difficult
11. #applications
12. #tutorials
13. #below
14. #meant
15. #using
16. #before
17. #mongodb
18. #thing