Big-O notation

Big-O notation
Big-O notation categorizes algorithms based on efficiency. It helps us compare and choose the best algorithm for a task. The Essence of Big-O One way of finding the largest number in a list involves comparing each number to the current largest one. This is a linear time algorithm, shown as

Clean architecture and transactions in Golang

I want to narrate my approach to using transactions with repository patterns using clean architecture. Problem In a classic service, we have use cases separately with repositories. Use cases know nothing about databases and storage. Repositories don't know about business logic. So, which layer should raise a transaction?