- MongoDB Version
- Execution of a JavaScript file in MongoDB
- Complementary Terms
- Installation
- Basic commands on mongo shell
- Hello World
- Update
- Delete
- Read
- Update of embedded documents
- More update operators
- multi Parameter while updating multiple documents
- CRUD Operation Section Create
- Getting database information
- Find
- FindOne
- limit skip sort and count the results of the find method
- Query Document - Using AND OR and IN Conditions
- find method with Projection
- Find method with Projection
- Update Operators
- Upserts and Inserts
- Create a Collection
- Drop Collection
- Aggregation
- Count
- Sum
- Average
- Operations with arrays
- Aggregate query examples useful for work and learning
- Match
- Get sample data
- Remove docs that have a duplicate field in a collection dedupe
- Left Outer Join with aggregation Lookup
- Server Aggregation
- Aggregation in a Server Method
- Java and Spring example
- Index Creation Basics
- Dropping Deleting an Index
- Sparse indexes and Partial indexes
- Get Indices of a Collection
- Compound
- Single field-Delete
- Converting a field to another type and updating the entire collection in Bulk
- Create a 2dsphere Index
- Pluggable Storage Engines-WiredTiger
- Create a database user
- Fetch Collection data with condition
- Create a tailable cursor
- Python Driver
- Connect to MongoDB using pymongo
- PyMongo queries
- Update all documents in a collection using PyMongo
- Sharding Environment Setup
- Basic configuration with three nodes
- Mongodb as a Replica Set
- Check MongoDB Replica Set states
- MongoDB - Configure a ReplicaSet to support TLS SSL
- How to configure a ReplicaSet to support TLS SSL
- How to connect your Client Mongo Shell to a ReplicaSet
- Authentication Mechanisms in MongoDB
- MongoDB Authorization Model
- Configuration
- Backing up and Restoring Data
- mongoimport with JSON
- mongoimport with CSV
- Upgrading MongoDB version
Mongodb Lesson
Both the db.collection.insert() and the db.collection.createIndex() operations create their respective collection if they do not already exist.
> db. newCollection2.insert ( { name : "XXX" } )
> db. newCollection3.createIndex ( { accountNo : 1 } )
> db. newCollection3.createIndex ( { accountNo : 1 } )
Now, Show All the collections using show collections command
> show collections
newCollection1
newCollection2
newCollection3
newCollection4
system.indexes
newCollection1
newCollection2
newCollection3
newCollection4
system.indexes
If you want to se the inserted document, use the find() command.
> db. newCollection2.find()
{ "_id" : ObjectId ( "58f26876cabafaeb509e9c1f" ), "name" : "XXX" }
{ "_id" : ObjectId ( "58f26876cabafaeb509e9c1f" ), "name" : "XXX" }
Anil Bist
Skills Mongodb
Qualifications :- High School - SLV, College/University - Graphic Era Deemed Univ University,Location :-Dehradun,Dehradun,Uttarakhand,India
Description:-
I started my Professional Journey in 2006 with one of the Web Development Company in Bangalore and my 1st framework was "Ruby on Rail" as Web development and delivered around 5+ Projects using this platform. Then came another dimension as JEE/Sturst framework, Gradually I realized that I want to build something on my own and give my passion and energy on creating something different a
Explore