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Getting Started With CockroachDB Exam Answers – Cockroach University Exam Answers

Answer: id 1 2 3

Answer: INSERT 2

  • 0 <= Replicas < 100
  • 100 <= Replicas < 200
  • 200 <= Replicas < 300
  • 300 <= Replicas < 400
  • No nodes can fail while still ensuring availability
  • 1 node can fail while still ensuring availability
  • 2 nodes can fail while still ensuring availability
  • 3 nodes can fail while still ensuring availability
  • 4 nodes can fail while still ensuring availability
  • No nodes can fail while still ensuring availability
  • 1 node can fail while still ensuring availability
  • 2 nodes can fail while still ensuring availability
  • 3 nodes can fail while still ensuring availability
  • 4 nodes can fail while still ensuring availability
  • Read Uncommitted
  • Read Committed
  • Snapshot
  • Repeatable Read
  • Linearizable
  • Serializable
  • Transactions
  • High availability
  • Geo-replication
  • Scalability
  • Tunable consistency
  • Build a secondary index on street_name
  • Add an additional node to the cluster
  • Build a secondary index on the id field
  • Increase the replication factor of the real_estate table

cockroach workload init movr

This will build and populate several tables in the movr database.

The movr.vehicles table has one secondary index.

What is the name of that secondary index?

Answer:

  • Geopartition the cluster data in order to keep Raft replicas close together
  • Reduce the replication factor
  • Archive infrequently accessed data
  • Increase the number of nodes
  • Build additional secondary indexes

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