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Have a look at Dapper: https://github.com/DapperLib/Dapper

For Python, it's SQLAlchemy Core, the SQL-generation part of the SQLAlchemy ORM.

https://docs.sqlalchemy.org/en/20/core/

For C# that's basically LINQ, no?

No, usually linq is used in combination with an OEM (e.g. entity Framework) to avoid writing raw sql. From the parent comment, I thought he meant something more like sqlx for rust