Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
latch
on July 20, 2015
|
parent
|
context
|
favorite
| on:
How we store 400M phone numbers with fast lookup
not to mention that it's so little memory that you can treat the live version as read-only and swap in new versions.
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search: