The whole point of micro-services is to manage dependencies independently across service boundaries, using the API as the contract, not the internal libraries.
Then you can implement a service in Java, Python, Rust, C++, etc, and it doesn't matter.
Coupling your postgres db to your elasticsearch cluster via a hard library dependency impossibly heavy. The same insight applies to your bespoke services.
Then you can implement a service in Java, Python, Rust, C++, etc, and it doesn't matter.
Coupling your postgres db to your elasticsearch cluster via a hard library dependency impossibly heavy. The same insight applies to your bespoke services.