Some database identifiers are also quite readable although established database management best practice discourages using ids that could have business meaning , but such ids are usually props for machine processing 一些數據庫標識符也很容易理解(盡管已經建立的數據庫管理最佳實踐不鼓勵使用帶有業務意義的id ) ,但是這類id通常是機器處理的小道具。