Learning Backend

Krishna Kumar Mahto

Krishna Kumar Mahto

17 followers

Backend Software Engineer, focused on Java-based backend applications, PostgreSQL in databases, Kafka/ActiveMQ/RabbitMQ in messaging.

@SpringBootTest vs @ExtendWith(SpringExtension.class)

Jun 10, 20242 min read108 views

When testing Spring applications, it's important to choose the right approach to load the application context and manage dependencies. Choosing the...

@SpringBootTest vs @ExtendWith(SpringExtension.class)

Ensuring Correct Transactions in Service Methods with Multiple Data Sources in Spring Boot

Jun 6, 20243 min read295 views

When building enterprise applications, it's often necessary to connect to multiple databases. This can present some unique challenges, especially...

Ensuring Correct Transactions in Service Methods with Multiple Data Sources in Spring Boot

Primary Key/Unique ID Column Data Type Considerations

Apr 3, 20248 min read188 views

Background Sequential integer for primary keys/unique IDs has been the default choice in most database systems around the world. It has proven to be...

Primary Key/Unique ID Column Data Type Considerations

Concurrency Terminology - a Simplified Glossary

Dec 22, 20233 min read190 views

This article aims at providing a pedagogical understanding of the different terms associated with multithreading and concurrency. The article uses...

Concurrency Terminology - a Simplified Glossary

Configure Kafka for High Availability

Jan 21, 20234 min read597 views

What does it mean to optimize Kafka for High Availability? This means that the Kafka applications should recover as quickly as possible from failures...

Configure Kafka for High Availability

Configure Kafka for High Durability

Dec 28, 20228 min read933 views

What is Durability in Kafka Durability in Kafka is all about reducing the likelihood of losing a message. Confluent Cloud enforces a replication...

Configure Kafka for High Durability