# Implementing Cache Synchronization with Go and PostgreSQL

> Cleverly utilizing PostgreSQL's Notify feature, you can conveniently notify applications of metadata changes and implement trigger-based logical replication.

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LLMS index: [llms.txt](/llms.txt)

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[![featured](/img/hero/pg/notify-trigger-based-repl.jpg)](https://vonng.com/en/pg/notify-trigger-based-repl/)

Cleverly utilizing PostgreSQL's Notify feature, you can conveniently notify applications of metadata changes and implement trigger-based logical replication. [**Read more**](https://vonng.com/en/pg/notify-trigger-based-repl/)