Weitere ähnliche Inhalte Ähnlich wie MongoDB - Javascript for your Data (20) Mehr von Paulo Fagundes (10) Kürzlich hochgeladen (20) MongoDB - Javascript for your Data36. MongoDB
embedded documents
{ name: 'aaron'
, scores:
[ { total: 93, class: ObjectID }
, { total: 46, class: ObjectID }
, { total: 20, class: ObjectID }
]
}
think foreign keys
37. MongoDB
embedded documents
{ name: 'aaron'
, scores:
[ { total: 93, class: ObjectID }
, { total: 46, class: ObjectID }
, { total: 20, class: ObjectID }
]
}
{ _id: ObjectID
, name: 'how to be a good neighbor'
, teacher: 'mr rogers'
}
49. MongoDB
● Document oriented
● Schema-less
● Rich queries
● Full index support
● Atomic operations
● MapReduce
● Auto-sharding / replication / GridFS