> Why would you cache the entire database though?

I have no ideas where did you got that from.

> specially as provisioning the same memory capacity as RAM is orders of magnitude more expensive than storing the equivalent data in a database.

I'm not sure how else to interpret this

	▲	motorest 9 hours ago \| parent [-]
		Why are you confusing memory capacity as a requirement to store the whole database in memory? I mean, think. What do you think is the biggest performance bottleneck with caches, and how does this relate to memory capacity?