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cassandra

Notes

Questions

[!question]- what arch does cassandra follow?

[!question]- What is the biggest benefit of p2p ?

[!question]- what is the gossip protocol?

[!question]- Give the office water cooler example for gossip protocol

[!question]- What is antientropy

[!question]- What is the partitioner

[!question]- Logically what topology does the nodes follow

[!question]- What determines the number of copies

[!question]- What is the ideal range of RF

[!question]- What are the two types of replication strategies

[!question]- What is the main difference between simple and network topology strategy?

[!question]- What are the different replication policies?

[!question]- Rack-aware and Datacenter-aware policies use which app to decide the leader?

[!question]- Explain the write operation in cassandra

[!question]- Draw a diagram illustrating the write operation Pasted image 20231220174314

[!question]- What is the full form of SSTable

[!question]- Is the flushing operation blocking?

[!question]- Can there be multiple memtables for a single column

[!question]- When does cassandra send ACK to the client in terms of writing

[!question]- What are the two placed that cassandra writes to first when the data comes in?

[!question]- When does the commit log get cleaned ?

[!question]- What is cassandra’s read path Pasted image 20231220180823

[!question]- What is hinted handoff?