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Benchmark of using JSON to transport query results in node.js

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Hi!

I made some benchmarks of using JSON to transport results to node.js
and it seems it really makes a difference over using native or
standard PostgreSQL. So the idea is that you simply wrap all results
into JSON like SELECT to_json(t) FROM (... original query ...) AS t. I
am guessing because node.js/JavaScript has really fast JSON parser but
for everything else there is overhead. See my blog post for more
details [1]. Any feedback welcome.

This makes me wonder. If serialization/deserialization makes such big
impact, where there efforts to improve how results are serialized for
over-the-wire transmission? For example, to use something like
Capnproto [2] to serialize into structure which can be directly used
without any real deserialization?

[1] https://mitar.tnode.com/post/181893159351/in-nodejs-always-query-in-json-from-postgresql
[2] https://capnproto.org/


Mitar

-- 
http://mitar.tnode.com/
https://twitter.com/mitar_m




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