MingYi myctw

## upsertIndex.js
/*

Please advise me better coding style and syntax, thanks!

Process Flow:
1. prepare readyToCreateIndexes which contains one or more indexes
2. get all current indexes and compare keyName and key field
- keyName
  - not exist:
    - fields different, insert!

## mongodb_syntax.md

      
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              February 8, 2022 07:56
            
          
    MongoDB Syntax Quick List

Get All Collection Name Operation


Way1

db.getCollectionNames()

Way2


## mongorestore.sh
#!/bin/bash

host=127.0.0.1
port=27017
authDB=admin
db=[YourDB]
user=root
pwd=[YourPassword]
source_folder="./MongoDBBackup/${db}/"

## mongodump_multi_collections.sh
#!/bin/bash

host=127.0.0.1
port=27017
authDB=admin
db=[YourDB]
user=root
pwd=[YourPassword]
collections="[Collection1] [Collection2]"
output_folder="./export/"
	/*

	Please advise me better coding style and syntax, thanks!

	Process Flow:
	1. prepare readyToCreateIndexes which contains one or more indexes
	2. get all current indexes and compare keyName and key field
	- keyName
	- not exist:
	- fields different, insert!
	#!/bin/bash

	host=127.0.0.1
	port=27017
	authDB=admin
	db=[YourDB]
	user=root
	pwd=[YourPassword]
	source_folder="./MongoDBBackup/${db}/"