@ayokunle
About
A Data professional with a Master's degree in Big Data and 4 years of experience managing and optimizing large data infrastructure in the financial services and gaming industry. SQL is my playground. I enjoy working with different databases, tools and technologies in data engineering with a keen interest in SRE, Cloud and AI.
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Recently published
The evolution of the Modern Data Stack: From RDBMS to the LakeHouse
Jan 14 · 12 min read · This post aims to provide a historical picture of the evolution of the typical data stack over a span of about 5 decades. A lot has happened, but I will try to keep it as simple and digestible as possible. Fig 1: Evolution of the tools, concepts and...
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Data Compression, Types and Techniques in Big Data
Feb 26, 2025 · 12 min read · Introduction This article will discuss compression in the Big Data context, covering the types and methods of compression. I will also highlight why and when each type and method should be used. Diving in What is compression? According to the gene...
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Custom Data Types
Feb 4, 2025 · 7 min read · Before, we dive in. PL SQL is a strongly typed language. For every variable used in a program or subprogram, the variable must be declared with a data type. PL SQL comes with some data types already defined. Examples of these data types are VARCHAR, ...
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Understanding Database Indexes And Their Data Structures: Hashes, SS-Tables, LSM Trees And B-Trees
Mar 5, 2024 · 12 min read · There's often a huge fuss about making data-driven decisions, leveraging data analytics, using data science and data-centred thinking. From a technological point of view, data is usually stored and accessed using databases. Databases, often referred ...
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