> You choose an FIFO key, e.g. order ID. This is the part of the system that is doing most of the heavy lifting. Ex A, The struggles of Elasticsearch: https://

> You choose an FIFO key, e.g. order ID. This is the part of the system that is doing most of the heavy lifting. Ex A, The struggles of Elasticsearch: https://archive.is/rm1UI https://archive.is/rm1UI