Notable data types and common commands
Data Types
Situation: These are specific for querying in Mongo. Good to keep these in mind:
- Text (“Max”)
- Boolean (true)
- Integer (int32) (55)
- NumberLong (int64) (10000000000)
- NumberDecimal (12.99)
- ObjectId (ObjectId(“sfasd”))
- ISODate (ISODate(“2021-11-23”))
- Timestamp (Timestamp(11421532))
- Embedded Document (“a”: {…})
- Array (“a”: […])
Common Commands in Mongo Shell
- To pull up quick descriptive stats for any database, type:
db.stats() - To delete a collection, type:
db.nameOfCollection.drop()
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