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MONGO-DB_1 - Coggle Diagram
MONGO-DB_1
SETUP
Syntax
Similar
To-JS
Install
Community
Edition
Mongosh
Mongosh
Shell
Open
>> mongosh
Default
Empty-DB
test
Installing
Add
Package-List
Repo
Update
Sudo-apt
Install
apt-install
mongodb -y
Start-service
systemctl-start
mongodb
Enable
systemctl-enable
mongodb
Run
mongod --dbpath
<folderPath>
Client-Run
>> mongo
DATABASE
View
show dbs
Default
admin
config
local
Collections
show collections
Current-DB
db
Switching
Or-Creating
use dbName
Created
When
Data
Is-Added
Deleting
While
DB-Active
db.dropDatabase()
INFO
Exit
Terminal
exit
DB
Auto-Created
When
Try-to
Add-In
Not-Existing
DB
Define
No-need
Schema
Columns
STRUCTURE
Document
Every
Single
Object/Record
Collection
Contains
Documents
Equivalent-To
Table
No-need
Same
Fields/Cols
For
All
Documents
DB
Contains
Collections
INSERT
One
db.collection
.insertOne(obj)
Returns
Obj
acknowledged: true
insertedId: ObjectId("..")
Many
db.collection
.insertMany([objList])
Returns
Obj
acknowledged: true
insertedIds: {0: id1, 1: id2}