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Relational Databases

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Architects Research Society
Architects Research Society
Nov 26, 2023 · Big Data

Data Lake vs Data Warehouse: Key Differences and How to Choose

Data lakes and data warehouses serve different purposes in big‑data architectures; this article explains their definitions, core attributes, five major distinctions—including data retention, type support, user coverage, adaptability, and insight speed—and offers guidance on selecting or combining the two approaches.

HadoopRelational Databasesanalytics
0 likes · 12 min read
Data Lake vs Data Warehouse: Key Differences and How to Choose
Efficient Ops
Efficient Ops
Aug 9, 2023 · Databases

Elevating DBA Skills: Practical Insights from a Bank’s Database Team

This article explores how bank DBAs continuously improve their capabilities through standardized daily inspections, automated environment provisioning, careful upgrade planning, development support, and disciplined incident response, while also encouraging a broader understanding of diverse database technologies and core relational concepts.

Backup and RecoveryDatabase AdministrationRelational Databases
0 likes · 9 min read
Elevating DBA Skills: Practical Insights from a Bank’s Database Team
Tencent Database Technology
Tencent Database Technology
Dec 29, 2021 · Databases

In-Depth Analysis of Hash Join Implementation and Execution Flow in MySQL 8.0

The article explores MySQL's Hash Join algorithms, comparing Basic, On-disk, Grace, and Hybrid variants, while detailing rule-based optimizer decisions, memory management, disk spilling mechanisms, and outer join execution strategies through source code analysis.

Database InternalsHash JoinMySQL
0 likes · 21 min read
In-Depth Analysis of Hash Join Implementation and Execution Flow in MySQL 8.0
Top Architect
Top Architect
Feb 15, 2021 · Databases

The 50‑Year Evolution of Relational Databases and SQL

This article traces the fifty‑year history of relational databases, from early storage systems and the IDS and CODASYL network model to Codd’s relational model, the rise of SQL, its standards, competitors, and the principles that have kept SQL dominant in modern data management.

CoddData ModelsDatabase History
0 likes · 13 min read
The 50‑Year Evolution of Relational Databases and SQL
AntTech
AntTech
Feb 24, 2020 · Databases

The Enduring Dominance of Relational Databases and the Rise of Distributed OceanBase

This article reviews the historical evolution, market size, and technical advantages of relational databases, explains the shift from centralized to distributed architectures, and highlights OceanBase's recent breakthroughs and community events as a modern distributed relational solution.

Database MarketOceanBaseRelational Databases
0 likes · 8 min read
The Enduring Dominance of Relational Databases and the Rise of Distributed OceanBase
Architects' Tech Alliance
Architects' Tech Alliance
Aug 4, 2019 · Databases

How Relational Databases Work: Architecture, Query Processing, and Transaction Management

This article explains the inner workings of relational databases, covering their architecture, indexing, time‑complexity analysis, query optimization, merge sort, client and query managers, caching strategies, transaction handling, ACID properties, concurrency control, and lock management.

IndexingQuery OptimizationRelational Databases
0 likes · 14 min read
How Relational Databases Work: Architecture, Query Processing, and Transaction Management