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Articles by Stephane Castellani

Why Immediate Data Freshness Beats Strict Consistency for Real Time Decision Making

Why Immediate Data Freshness Beats Strict Consistency for Real Time Decision Making

Discover why immediate data freshness outperforms strict consistency in real-time decision-making, enabling faster insights and better performance for modern operational systems.

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data historians vs time series databases

Data Historians vs Time Series Databases: What’s the Difference and Which One Do You Need?

Understand the difference between a data historian and a time series database. Compare architectures, use cases, scalability, and when to use each. Learn why modern industrial and IoT teams often combine both — and how CrateDB fits into a unified data stack.

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The Best Time Series Databases for Real Time Workloads in 2026

The Best Time Series Databases for Real Time Workloads in 2026

Explore the best time series databases for real time workloads in 2026. Compare InfluxDB, TimescaleDB, ClickHouse, CrateDB, QuestDB, and VictoriaMetrics based on ingestion speed, query performance, scalability, and data model flexibility.

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How to Choose the Right Big Data Database for Real-Time Analytics

How to Choose the Right Big Data Database for Real-Time Analytics

Choose the right big data database for real-time analytics. Compare architectures, vendors, use cases, and essential capabilities for modern data workloads.

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The IoT Database Built for Real Time Analytics at Scale

The IoT Database Built for Real Time Analytics at Scale

Learn what an IoT database should deliver for operational analytics, why traditional systems fall short, and how CrateDB helps organizations unlock value from fast growing sensor data.

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Inside CrateDB’s Real-Time Query Engine: Aggregations, Ad-Hoc Queries, Hybrid Search, and AI

Inside CrateDB’s Real-Time Query Engine: Aggregations, Ad-Hoc Queries, Hybrid Search, and AI

Discover how CrateDB’s real-time query engine delivers instant insights with powerful capabilities like aggregations, ad-hoc queries, hybrid search, and AI features, all using standard SQL.

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What Is a Time Series Database (and Why CrateDB Goes Beyond It)

What Is a Time Series Database (and Why CrateDB Goes Beyond It)

A time series database manages data indexed by time, enabling fast analysis of streaming data. Discover how CrateDB combines SQL simplicity, unlimited cardinality, and context enrichment to deliver real-time insights at scale.

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What Is a Columnar Database (and Why It Matters for Real-Time Analytics)

What Is a Columnar Database (and Why It Matters for Real-Time Analytics)

Learn how columnar databases optimize analytical performance and how CrateDB combines columnar speed with real-time ingestion and PostgreSQL simplicity.

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The Real-Time SaaS Stack: How Modern SaaS Products Build Instant Insights

The Real-Time SaaS Stack: How Modern SaaS Products Build Instant Insights

Discover how modern SaaS platforms leverage real-time analytics to enhance user experience, optimize operations, and gain a competitive edge.

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Smarter Edge, Faster Insights: How CrateDB Powers Real-Time IoT and AI at the Edge

Smarter Edge, Faster Insights: How CrateDB Powers Real-Time IoT and AI at the Edge

Discover how CrateDB enables real-time analytics and AI at the edge, enhancing operational efficiency and reducing costs across various industries.

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