renjithak.hashnode.devScaling Redis: Sentinel vs. Cluster – What You Need to Know!So, you’ve unlocked the power of Redis as a cache, database, and message queue (if not, check out my previous article! 👉 Unlocking the Power of Redis). But what happens when a single Redis instance isn’t enough? Maybe your application is growing, or...Mar 31, 2025·8 min read
renjithak.hashnode.devUnlocking the Power of Redis: Cache, Database, and Message QueueIn today's world of high-performance applications, every millisecond counts. Whether you're serving millions of requests per second or processing real-time data streams, Redis is a game changer. And here's a fun thought—have you noticed how people ta...Mar 16, 2025·7 min read
renjithak.hashnode.devTransform Your Data Strategy: Mastering Pipelines with Delta LakeImagine your company is collecting huge amounts of data—customer transactions, logs, real-time event streams, and even those unnecessary cat videos stored in some forgotten corner of the cloud. You've been asked to organize and make sense of this cha...Feb 23, 2025·5 min read
renjithak.hashnode.devMastering Slowly Changing Dimensions (SCD): A Guide Using Vendor FeedsWhat is Slowly Changing Dimensions (SCD)? So, let’s say you’re dealing with a data warehouse—a massive storehouse of information that helps businesses make sense of complex data. Now, Slowly Changing Dimensions (SCD) is a method used in data warehous...Jan 18, 2025·6 min read
renjithak.hashnode.devStreamlining Data Workflows: The Essential Guide to Apache AirflowImagine you're juggling multiple tasks—downloading data from APIs, cleaning it up, running complex transformations, and finally pushing it into dashboards or machine learning models. Doing this manually can feel like herding cats, where every little ...Dec 29, 2024·8 min read