db hint

[vitaly-t]

In this file: https://github.com/lfittl/beatql/blob/master/data/database_helpers.js

you are reinventing what pg-promise already does automatically in most cases.

see helpers namespace.

[lfittl]

@vitaly-t Good point, I should refactor that a bit - I'll see what I can do.

(and thanks for pg-promise, big fan!)