https://github.com/aakashdeveloper/evngtest

https://github.com/aakashdeveloper/evngtest

Last synced: 16 days ago
JSON representation

• Host: GitHub
• URL: https://github.com/aakashdeveloper/evngtest
• Owner: Aakashdeveloper
• Created: 2020-11-05T14:19:51.000Z (about 4 years ago)
• Default Branch: master
• Last Pushed: 2020-11-05T14:28:12.000Z (about 4 years ago)
• Last Synced: 2024-11-13T15:05:54.410Z (3 months ago)
• Language: JavaScript
• Size: 8.79 KB
• Stars: 0
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: Readme.md

Awesome Lists containing this project

README

        
Single Theard Async Non Blocking I/O

C++ + JavaScript

--------

V8

Bit code => Machine code

=> Machine code

//////////////////////////

CRUD

Create   => insert

Read     => Get

Update   => put/patch

Delete   => Delete

File

database

////////////

open source

///////

package.json

> name of appliction

> version

> description

> script

> package

> entry point

//////////

step to generate package.json

//////////

** NodeJs must be installed in system

> go inside the folder using cmd

> npm init

> answer all questions

> type "yes"

//////////

step to install package

//////////

> go inside the folder using cmd

> npm i packagename

MongoDb          MySql

schema-less      Schema-full

Database         Database

collections      Tables

document         Rows

json            tabuler

-------------------------

Mongoose

> rapper over mongodb

Sno |  Hindi  | English | Comp 

-----------------------

1    | 80     |         |

2    |        |80       |

3    | 80     |         |  80

[

    {

        sno:1,

        hindi:80

    },

    {

        sno:1,

        english:80

    },

    {

        sno:1,

        hindi:80,

        Comp:80

    }

]

/////////////

Setup mongodb

/////////////

https://www.mongodb.com/try/download/community

> Install the mongodb

> Go Inside the C drive > make folder by the name of 'data/db'

> port no: 27017

-------How to run-------

Server > should be running during appliction running

Client > client is use for testing or checking commands

------Run server-------

> use cmd go inside c/programfile/mongodb/server/4.4/bin

> mongod

------Run Client-------

** In new cmd

> use cmd go inside c/programfile/mongodb/server/4.4/bin

> mongo

>>>>>>To See all databases<<<<<<

show dbs

>>>>>>To go inside databases<<<<<<

use databasename

>>>>>>To see all collections<<<<<<

show collections

>>>>>To List data<<<<<<

db.collectionname.find()