10 min
What is Repeatable Read isolation level
n database systems, isolation level refers to the degree to which the actions of one transaction are isolated from the actions of other transactions.
Theory
10 min
What is ACID principle in databases
ACID principle is a set of four properties that ensure database transactions are processed reliably. These properties are Atomicity, Consistency, Isolation, and Durability.
5 min
Algolia engine and Radix tree
Algolia and radix tree are two powerful technologies that are widely used in search and data management applications.
10 min
What is React JS
React JS is a popular JavaScript library that is used for building user interfaces for web applications.
10 min
What is Node.js
Node.js is an open-source, cross-platform JavaScript runtime environment that executes JavaScript code outside a web browser.
5 min
Server-Sent Events
Server-Sent Events, also known as EventSource, is a technology that allows a web server to send data to a client in real time.
5 min
Single leader replication
In a single leader database replication setup, there is a single database that acts as the "leader" and one or more databases that act as "followers".