What are the best practices for implementing object caching in WordPress?

Object caching is crucial for reducing database queries and improving site performance. Here are the best practices:

  • Use a persistent object cache like Redis or Memcached
  • Cache frequently accessed data
  • Set appropriate cache expiration times
  • Monitor cache hit rates

The Redis Object Cache plugin is excellent for implementing object caching. It provides seamless integration with Redis and includes features for cache analytics and management.

Remember to:

  • Configure cache size limits
  • Regular cache pruning
  • Implement cache versioning

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