imho, the second, except that some consistency is present ib document dbs: like in the order example, all order items will be within the document and wont be lost without losing the whole order.
no-one would ever use 'eventually consistent' databases for financial or trading data, i think. they're for higly scalable consumer web projects
no-one would ever use 'eventually consistent' databases for financial or trading data, i think. they're for higly scalable consumer web projects