What are common bottlenecks in Ruby on Rails applications?
Common bottlenecks in Rails include N+1 queries, slow database queries, and inefficient background jobs.
How can I identify these bottlenecks in my application?
You can use tools like New Relic, Skylight, or the built-in Rails performance monitoring to identify bottlenecks.
What are some strategies to optimize these bottlenecks?
Strategies include eager loading associations, optimizing database indexes, and using caching effectively.
Can you give an example of optimizing a slow query?
Sure! You can use EXPLAIN
to analyze the query and add indexes to columns that are frequently searched.
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