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( PostgreSQL )( Materialized View )

PostgreSQL Materialized Views: From Basics to Practical Examples in Mastodon

Text by Hirotaka Miyagi

Explore PostgreSQL Materialized Views from basics to real-world applications, featuring how Mastodon leverages them for performance optimization.
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( ActiveMQ )( Kafka )

ActiveMQ and Kafka: Core Differences and Insights for Database Design

Text by Takafumi Endo

A comprehensive guide to ActiveMQ and Kafka differences for database design. Analysis of features, performance, and use cases to help you select the ideal messaging platform.
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( Database )( PostgreSQL )( One-to-One Relationships )

Getting Started with One-to-One Relationships in PostgreSQL

Text by Hirotaka Miyagi

Learn key reasons for using one-to-one relationships in PostgreSQL, including performance and maintainability benefits, table splitting for data frequency differences, security, and practical tips for consistent design and data integrity.
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( Semantic Searh )( Ruby on Rails )

Building Semantic Search in Ruby on Rails Using the Neighbor Gem

Text by Takafumi Endo

Explore semantic search in Rails with the Neighbor gem. Learn how vector embeddings and PostgreSQL enable intelligent, meaning-based search in modern apps.
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( SQL )( Database )

Platforms to Practice SQL: Level Up Your Database Skills

Text by Takafumi Endo

Discover top SQL learning platforms for all skill levels. From interactive courses to real-world challenges, find the perfect tool to master database querying.
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( SQL )

Designing a Beginner-Friendly SQL: Tips for Teaching Practical Database Skills

Text by Takafumi Endo

Create engaging SQL workshops for beginners. Learn practical strategies and exercises that make database concepts accessible while keeping learners motivated.
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( SQL )

Why Surrogate Keys Win: A Practical Guide to Database Key Selection

Text by Hirotaka Miyagi

The choice between natural keys (business-meaningful attributes) and surrogate keys (system-generated identifiers) is crucial in database design, impacting system maintainability, flexibility, and long-term performance.
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( Oracle )( Database )

Oracle Database History: A Technical Journey Through 45+ Years of Innovation

Text by Takafumi Endo

From startup to enterprise giant: Oracle Database's 45-year journey reveals how key architectural decisions shaped modern cloud-native database technology.
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( PostgreSQL )( Artificial intelligence )

Expanding PostgreSQL’s Horizons with Timescale’s Vector Capabilities

Text by Takafumi Endo

Explore Timescale's new vector tools in PostgreSQL. Learn how pgai and pgvectorscale enable scalable AI applications with integrated vector search.
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( Ruby on Rails )( AI )

Enhancing Ruby on Rails Development with RubyMine's AI Assistance

Text by Takafumi Endo

Discover how RubyMine's AI Assistant transforms Rails development. From code generation to documentation, explore advanced features boosting developer productivity.
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( Data Teams )( Database )

Scaling Data Teams for Impact in 2024

Text by Takafumi Endo

Learn how to scale data teams efficiently in a competitive landscape. Strategic insights for building high-impact data infrastructure with lean resources.
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( Data Warehouse )( Data Lake )( Data Mart )

What’s the Difference Between a Data Warehouse, Data Lake, and Data Mart?

Text by Takafumi Endo

Master key differences between data warehouses, lakes, and marts. A practical guide to choosing the right storage solution for your needs.
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( Key Metrics )( Database )

Measuring Database Performance: Key Metrics and Practices for Modern Applications

Text by Takafumi Endo

Master database performance metrics and optimization. Learn essential monitoring techniques for response time, throughput, and latency improvements.
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( Database )( Product Manager )

Mastering Database Systems: A Guide for Product Managers

Text by Takafumi Endo

Database strategy for PMs: Learn how to choose the right database architecture to optimize user experience and support product growth.
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