Screencast link: https://www.youtube.com/watch?v=YQyKRXCtq4s
Fast Import and Export with Elixir and Postgrex - Elixir Hex package showcase Watch us cut the import time from 4 minutes to 1 minute to 1 second and then back to 1.7 seconds :)
# A connection pool
elixir db
--tcp cx--
--tcp cx--
--tcp cx--
--tcp cx--
--tcp cx--
--tcp cx--
--tcp cx--
--tcp cx--
--tcp cx--
on a single process using INSERT
real 3m41.377s
user 0m29.380s
sys 0m8.996s
on 8 processes using INSERT
real 1m8.839s
user 0m38.316s
sys 0m11.332s
on 8 processes using COPY
real 0m1.162s
user 0m1.500s
sys 0m0.220s
on a single process using COPY
real 0m1.747s
user 0m1.460s
sys 0m0.460s
real 0m0.640s
user 0m0.644s
sys 0m0.176s
One thing I didn't cover in this episode was using the config for configuration, you can do it using:
{:ok, pid} = Application.get_env(:fast_io_with_postgrex, :postgrex)
|> Postgrex.start_link
React
Typescript
Django
Laravel
Facebook
Microsoft
Google
Alibaba
D3
Tencent