MongoCollection
MongoLink`
MongoLink`
MongoCollection
is an object which represents a MongoDB collection.
更多信息和选项
- To use MongoCollection, you first need to load MongoLink using Needs["MongoLink`"].
- MongoCollection objects are typically created via MongoGetCollection.
- MongoCollection objects are stateful, containing a connection to a MongoDB database.
- RandomSample[MongoCollection[…],n] can be used to randomly sample n documents from the MongoCollection[…].
范例
基本范例 (1)
Needs["MongoLink`"]Connect to a MongoDB server running locally:
client = MongoConnect[]Connect to a MongoDB collection named "someCollection" in the database "someDB":
client["someDB", "someCollection"]MongoGetCollection[client, "someDB", "someCollection"]
Wolfram Research (2018)，MongoCollection，Wolfram 语言函数，https://reference.wolfram.com/language/MongoLink/ref/MongoCollection.html.
文本
Wolfram Research (2018)，MongoCollection，Wolfram 语言函数，https://reference.wolfram.com/language/MongoLink/ref/MongoCollection.html.
CMS
Wolfram 语言. 2018. "MongoCollection." Wolfram 语言与系统参考资料中心. Wolfram Research. https://reference.wolfram.com/language/MongoLink/ref/MongoCollection.html.
APA
Wolfram 语言. (2018). MongoCollection. Wolfram 语言与系统参考资料中心. 追溯自 https://reference.wolfram.com/language/MongoLink/ref/MongoCollection.html 年