RDS = Relational Database Service
What is a database?
Non Relational Database
- DynamoDB (No SQL DB)
Data Warehousing
OLTP vs OLAP
- RedShift (Amazon’s OLAP)
Elasticache
- Webservice that makes it easy to deploy, operate and scale an in-memory cache in the cloud.
- improves the performance of web-applications by retrieving data from cache.
Elasticache supports two in-memory caching ingines
Memcached
sss
Redis
sss
Hands-On RDS
- login into AWS Console and from Services menu under Databases select RDS
- Click on Create Database
- Select Easy Create or Standard Create
- Select MySQL
- Select Version
- Select Templates
- Note: Aurora is not available in Free tier
- Fill the Settings
- Select Instance Type
- Select DB Size
- Select Availability and Durability
- Select Connectivity options
- Select database authentication
- See the Estimated Monthly Cost
- Click on Create Database
Creating EC2 Instance
- Create a new EC2 instance, with Bootstrap script. (Script runs at boot strap. in a sequence).
- Following is the bootstrap script:
- Connect.php :
- Hit Add Storage . Keep it as is
- Select Security Group
- From RDS, go to instance. If its available, get its End Point. (Endpoints are URLs not IP addresses anymore).
- When the EC2 instance becomes available, paste its URL in browser.
