> Replica means replicated data, usually a copy. Yes, and a slave database is probably better called a replica. Because that's more descriptive of what it is.

> Replica means replicated data, usually a copy. Yes, and a slave database is probably better called a replica. Because that's more descriptive of what it is. > Secondary means backup or parity module. Or it could mean the second device on a bus, IDE master/slave for example seems to me to be better as primary/secondary (or even, first/second.) > Further, it is also implied that a slave has a lifetime that spans within the lifetime of the master. Workers, replicas, or secondaries do not share this trait. I dunno, that sounds to me like overloading a word unnecessarily. > Stop messing with our vocabulary please. No. Choosing more descriptive words is only a better thing. Stop trying to weirdly limit vocabulary, please.