Node.js and mongoDb - The $lookup operator: Performing join on mongodb collections.

preview_player
Показать описание
Using the noSQL database mongodb it is possible to perform a query for join data from different collections.

You can take the presented code from here:
Рекомендации по теме
Комментарии
Автор

THANKS A LOT! I finally solve all the issue. Your videos are really good, keep in mind the camera thing, and also I think there are a lot of people learning that you can start creating a community, something in telegram you give tips and stuff like that so you can start growing.

jjrpri
Автор

Hi, I have an issue. When I try to run the aggregation lookup, the data does not appear in the terminal, and it appears as UNDEFINED. how can I call the lookup in order that this one appears in the terminal, and after that how can I put the data in a CSV?

jjrpri