DATABASE REPLICATION EXPLAINED | SYSTEMS DESIGN SERIES | EPISODE 7

YouTube Excerpt: Welcome back to the 7th installment of the Systems Design series. Today we are going to be learning about database replication and breaking it down in very simple terms. You'll learn about what replication is and why we want it, three types of replication, and some considerations you need to have in mind when you make the switch to using replicated data. TIMEASTAMPS: 00:00 Introduction 00:11 What is Replication & Why Do We Use It? 01:37 How to maintain consistency of the data? 02:00 The 3 Types of Replication 02:13 Single-Master Approach & Diagram 03:38 What happens if the master goes down? 04:11 Multi-Master Replication 05:46 Leaderless Replication 06:19 Quorums 09:43 Synchronous vs. Asynchronous Replication Tradeoff 09:50 Synchronous Replication Explained 10:47 Asynchronous Replication Explained 11:48 Handling Node Outages 12:15 Outage with a Replica Node 12:53 Outage with a Master Node 13:17 Failover Process 13:48 Issues with Failover 15:01 Replication Lag 16:08 Outro

Welcome back to the 7th installment of the Systems Design series. Today we are going to be learning about database replication and breaking it down...

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