분류 전체보기
-
AWS Relational Database Service(RDS)Cloud/AWS 2020. 7. 26. 15:11
1. Overview It's a managed DB service for DB use SQL as a query language It allows you to create databases in the cloud that are managed by AWS Postgres MySQL MariaDB Oracle Microsoft SQL Server Aurora(AWS Proprietary database) 1.1 Features Launched within a VPC, usually in a private subnet, control network access using security groups (important when using Lambda) Storage by EBS (gp2 or oil), c..
-
ReduxFramework/SPA 2020. 7. 16. 00:36
1. Overview Redux is a predictable state container that first appeared in JavaScript land. Urunium.Redux is an opinionated Redux implementation for .net core written in c#. This implementation is more geared towards being c# OOP oriented instead of functional oriented, while still adhering to Redux core principles. As such the programming models and APIs used would be more familiar to a c# devel..
-
Elastic Load Balancing (ELB)Cloud/AWS 2020. 7. 12. 19:43
1. Overview Load Balancers are servers that forward internet traffic to multiple servers (EC2 Instances) downstream. LBs can scale but not instantaneously. 1.1 Why use a load balancer Spread load across multiple downstream instances Expose a single point of access (DNS) to your application Seamlessly handle failures of downstream instances Do regular health checks to your instances Provide SSL t..
-
Classless Inter-Domain Routing(CIDR), Private, and Public IPWeb/Network 2020. 7. 12. 14:57
1. Overview Class Inter-Domain Routing(CIDR) is used for Security Groups rules or AWS networking in general. They help to define an IP address range We've seen WW.XX.YY.ZZ/32 == one IP We've seen 0.0.0.0/0 == all IPs But we can define for example: 192.168.0.0/26: 192.168.0.0 - 192.168.0.63(64 IP) 2. Component The base IP: (XX.XX.XX.XX) The Subnet Mask(/26) The base IP represents an IP contained ..
-
Serverless Architecture in AWS and Serverless Application Model(SAM)Cloud/AWS 2020. 7. 11. 20:36
1. Overview Serverless is a new paradigm in which the developers don't have to manage servers anymore. They just deploy code and functions such as Function as a Service(Faas). Serverless was pioneered by AWS Lambda but now also includes anything that's managed: "databases, messaging, storage, and etc." Serverless does not mean there are no servers. It means you just don't manage/provision/see th..
-
Elastic Compute Cloud (EC2)Cloud/AWS 2020. 7. 10. 20:59
1. Overview Amazon Elastic Compute Cloud (EC2) is a part of Amazon.com's cloud-computing platform, Amazon Web Services (AWS), that allows users to rent virtual computers on which to run their own computer applications. EC2 encourages scalable deployment of applications by providing a web service through which a user can boot an Amazon Machine Image (AMI) to configure a virtual machine, which Ama..
-
Identity and Access Management(IAM)Cloud/AWS 2020. 7. 10. 20:20
1. Overview Identity and Access Management(IAM) has a global view. Permissions are governed by Policies written in JSON. Multi-Factor Authentication(MFA) can be set up. IAM has predefined "managed policies". It's best to give users the minimal amount of permissions they need to perform their job(least privilege principles). Root account should never be used and shared. Users must be created with..
-
Data Warehouse and Data LakeDB/Nosql 2020. 7. 10. 12:12
1. Overview 1.1 Data Warehouse A data warehouse is a blend of technologies and components which allows the strategic use of data. It is a technique for collecting and managing data from varied sources to provide meaningful business insights. It is the electronic storage of a large amount of information by a business that is designed for query and analysis instead of transaction processing. It is..