In summary ------------------------------------- default dbs : admindb : used to store user authentication, configdb: stores configuration info of server,local : used to perform replications. DataFormats: JSON(Javascript Object Notation) has only 6 datatypes, BSON (Binary JSON) supports date,32-bit integer etc.., EJSON(Extended JSON) supports data types that are not supported by JSON. DataBases and collections will be created dynamically while creating collection or inserting documents. use databasename db.create Collection(Name)--->creates collection Basic Crud Operations. db.collection.insertOne(Document)--->Inserts document into collection db.collection.find()----> retrives all docs in the given collection. db.collection.updateOne({matched condition},{atomic selector:{update}})--> updates the document db.collection.deleteOne(condition)----> deletes the document db.databasename.collectionname.insertOne(Document) will dynamically creates the database and collection with the document(rows/record).
Default databases - 20:27 (read content from board)
Data store/format in MonogDB - 25:45-27:00, 27:55 - 31:20, 34:20 - 37:00
DB creation - 42:15 - 44:15
why use db with every command - 51:15 - 51:45
Collection related commands - 53:05(read content from board)
Create method - 01:01:25 - 01:02:05, 01:04:05 - 01:05:00
Read method - 01:09:22 - 01:10:20
Update method - 01:14:23 - 01:18:01
Delete method - 01:22:45 (read content from board)
Dynamic collection - 01:23:45 - end
thanks for your this kind effort sir . i love you durga sir for this all videos
very deeper level of explanation thank you sir
In summary
-------------------------------------
default dbs :
admindb : used to store user authentication, configdb: stores configuration info of server,local : used to perform replications.
DataFormats:
JSON(Javascript Object Notation) has only 6 datatypes, BSON (Binary JSON) supports date,32-bit integer etc.., EJSON(Extended JSON) supports data types that are not supported by JSON.
DataBases and collections will be created dynamically while creating collection or inserting documents.
use databasename
db.create Collection(Name)--->creates collection
Basic Crud Operations.
db.collection.insertOne(Document)--->Inserts document into collection
db.collection.find()----> retrives all docs in the given collection.
db.collection.updateOne({matched condition},{atomic selector:{update}})--> updates the document
db.collection.deleteOne(condition)----> deletes the document
db.databasename.collectionname.insertOne(Document) will dynamically creates the database and collection with the document(rows/record).
Thank you sir for your lectures 💯😊
If JSON didn't support or understand what is DATE or IMAGES related data type, then how it accept from the Developer or user.
Hello Kumar.
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Sir,is it sufficient to learn mongodb. This 6 lecture??
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Where I can find the remaining lectures
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did u find the remaining lectures or the 6 lecture is the end??
@@allaboutourhistory I didn't find the remaining lectures, but there are some more lectures....
Sir make videos on AI
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