add problem statement
add tentative plan
play with chance.js
set up db connection
tentative batch insert
add design docs
skeleton for inserter.js
skeleton schema.js
skeleton schema.js
add debugPrint util function in util.js
index.js as the controller
add debug print, working in simple case
support le<=600 data length
located the problem, that not reference to this
add comments
move docs file to new branch
use queue and whilst
meaningful log
the control flow works, but queue does not start working immediately
working, dynamic queue in