Mongo - 288 QPS; Mean: 290.426 ms, Percentile 99: 948.124 ms
for i in range(0, 100):
，更多细节参见whatsapp
now that i’ve written it out, it seems obvious - of course you can treat the lookahead as a single unit and derive it together. but it took a while to get there with all the edge cases and weird interactions between the context tracking and the derivative construction.
Creating a Data Batch