The initial source comes from sdcuike/issueBlog#4
https://github.com/PacktPublishing free to download books code by Packet
https://github.com/EbookFoundation/free-programming-books Very immense
https://github.com/PacktPublishing free to download books code by Packet
https://github.com/EbookFoundation/free-programming-books Very immense
db.getCollection('list').aggregate([ | |
{ | |
$facet: { | |
"events":[{ | |
$match: { | |
'type': 'Event' | |
} | |
}], | |
"tasks": [{ | |
$match: { |