Monthly Archives: June 2023

6. [SAA] Internet Gateways & Route Tables Okay, so let’s have a look at TTLs. So a record TTL is a time to live. And let’s take this example where a client is accessing our DNS, route 53 and a web server. So we do a DNS request for My apps example and we get […]

4. [SAA] VPC Overview and Hands On Now let’s go ahead and create our own VPC. So VPC stands for Virtual Private Cloud. And you can have multiple VPC in a region up to five of the maximum. But that’s a soft limit. So you can place an eight of a support ticket and then […]

1. Section Introduction For networking. Also, we need to know in and out how to create, operate and manage a VPC. Troubleshooting is also very important. So we’ll look at Amazon VPC and AWS Direct Connect in this section. Now you may be asking me, oh, I already know how to do VPC and I […]

1. Other Services Overview Hey, welcome to this section on other services. So this is just to tell you that these are going to be random services that may appear at the exam, maybe on one question. Sometimes a little bit of information you need to know on these services is really, really tricky. But […]

13. Redshift concurrency scaling Now let’s talk about redshift concurrency scaling. So concurrency scaling is a feature of Redshift that allows you to automatically scale your cluster capacity to support the increase in read workload. So if your redshift cluster detects an increase in concurrent read request, then it’s going to automatically scale up your […]

1. Comparison of AWS Databases All right, in this lecture, let’s compare different AWS database solutions. So this will help you to choose the right database for the right job. So here’s the comparison of some of the AWS databases. All right, so we have a mix of relational databases, data warehouses, no SQL databases, […]

7. Redshift Spectrum Now, we know that when you store data using Copy command or any of the ways that we discussed till now, all these approaches will load data into your red shift cluster. So this data is persistently stored in red shift, and that’s going to incur costs, the storage costs, to be […]

1. Redshift overview All right, in this section we are going to talk about Redshift. Restshift is a data warehousing solution or a solution for analytical workloads. All right, so let’s begin. Redshift is an Olab database or online analytical processing database, or a data warehousing solution provided by AWS. It’s based on postgres SQL […]

1. Timestream overview In this section, let’s talk about Time Stream. A new database service from AWS. Time stream is a fully managed, fast and scalable server less time series database service. So what exactly is time series? Time series data measures how things change over time. So an example of Time series data is […]

1. QLDB overview In this section let’s talk about QLDB. QLDB stands for quantum ledger database. It’s a fully managed serverless ledger database. And what this means is QLDB provides us with a builtin immutable journal to record all the change history of our data. Now, a database is in QLDB is called as a […]