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https://github.com/driftingruby/078-counter-caching-associations

When displaying a count of records, this will generate extra SQL Queries. Learn how to reduce the number of SQL queries called with counter caching the number of associated records.
https://github.com/driftingruby/078-counter-caching-associations

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When displaying a count of records, this will generate extra SQL Queries. Learn how to reduce the number of SQL queries called with counter caching the number of associated records.

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