S3

99.99999999 11nine

Database     vs  ObjectStorage
Structred           Open & Unstructed
Mysql
Oracle
Mongo

10000file in 1000year 1file loose

=> Object Based Storage
=> 100 bucket per account
=> Object Size <= 5TB
=> Global Service
=> upto 5GB => Free

/*********************
    Create bucket
*********************/
=>S3
    => Create bucket    
        => provide Unique name(select region)
            =>Create bucket

/*********************
    Upload in bucket
*********************/
=> Select the bucket
    =>Add File
        => upload

/*********************
   Make Bucket Public
*********************/
=> Select bucket
    =>Permission
        =>Edit
            =>Uncheck public option

/**********************
    Versioning
*********************/
Unversioned    |      enabled      | suspend
version is         Will maintain        If already some object have version they we will
disabled            versions          remain unaffected but new will not get Versioning

/**********************
    Host Wesbite with S3
*********************/
=> Create a Bucket  
    => create static html page
        =>upload html page
            => Properties
                =>Static website hosting    
                    => Provide main File
                        =>Hit Url
/**********************
  Object-level logging
*********************/
Enable logging for each object with cloudtrail

/**********************
 Default encryption
*********************/
We can encrypt data in multiple format for security

/**********************
 Object lock
*********************/
Can be done only during the creation (WORM)
    Write one read many

/**********************
Tags
*********************/
Can provide name to bucket by Tags

/**********************
 Transfer acceleration
*********************/
With enabling this I/O will be much faster
but cost incresse

/**********************
Events
*********************/
We can trigger event on the operation selected
It can any crud operation

We can fire Lambda, SNS and SQS

/**********************
Requester pays
*********************/

It make requester charged for the file access
insted for admin

/**********************
Storage Classes
*********************/
S3 standard =>> Immediate access / frequent access /important data
S3 IA =>Imp data but less frequent access
S3 RR => not critiacl data 
Amazon Glacier  => Long time backups not critiacl data

/**********************
CRR(cross region replication)
*********************/
SourceBucket  => Versioning enabled   => diff region
targetBucket  => Versioning enabled   => diff region

=> Select source bucket
    =>mangement
        =>replication
            =>Select source Bucket  
                enable encryotion
                    => Select target bucket
                        =>Save