Neo4j 面接の質問と回答
質問 21. What is the purpose of the PERIODIC COMMIT clause in Cypher?
The PERIODIC COMMIT clause in Cypher is used when importing large amounts of data with the LOAD CSV statement. It allows for committing transactions periodically to manage memory usage.
質問 22. Explain the concept of a graph kernel in Neo4j.
A graph kernel in Neo4j is a set of algorithms that operate on the graph structure. It allows users to perform advanced graph analysis and extract relevant patterns from the data.
質問 23. How does Neo4j handle concurrency in transactions?
Neo4j uses a locking mechanism to manage concurrency in transactions. It employs read and write locks to ensure that multiple transactions do not interfere with each other.
質問 24. What is the purpose of the CASE statement in Cypher?
The CASE statement in Cypher is used to conditionally execute expressions. It allows users to perform different actions based on specified conditions within a query.
質問 25. How does Neo4j handle data backup and recovery?
Neo4j provides tools for performing online and offline backups of the graph database. In case of data loss or corruption, backups can be used for recovery.
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