Posts - Page 9
All the articles I've posted, page 9.
- 21 MIN READ•Aug 4, 2026
Reading the Apache Iceberg V4 Proposals Before They Land
A field guide to the Apache Iceberg V4 proposals: adaptive metadata trees, single-file commits, typed statistics, column families, and what is safe.
Apache IcebergIceberg V4Metadata - 21 MIN READ•Aug 4, 2026
Building an Honest TCO Model for Open Lakehouses and Proprietary Warehouses
An honest TCO framework for open lakehouses versus proprietary warehouses: five cost categories, measured numbers, sensitivity analysis, and where each.
TCOData LakehouseData Warehouse - 21 MIN READ•Aug 4, 2026
Why Agentic AI Needs a Governed Semantic Layer Behind the Model Context Protocol
Why agentic AI needs a governed semantic layer behind the Model Context Protocol: metric consistency, access control, Apache Ossie for portable.
AI AgentsMCPSemantic Layer - 21 MIN READ•Aug 4, 2026
Moving From Supply Chain Dashboards to Decision Loops With the Model Context Protocol
Moving from supply chain dashboards to decision loops with MCP: sense, decide, act, and verify, with typed action tools, idempotency keys, and graduated.
AI AgentsMCPSupply Chain - 21 MIN READ•Aug 4, 2026
Metric Contracts as the Interface AI Agents Actually Need
Metric contracts as the interface AI agents need: calculation, inclusion rules, grain, temporal semantics, ownership, semantic versioning, and testing.
AI AgentsMetric ContractsSemantic Layer - 21 MIN READ•Aug 4, 2026
Cross-Cloud Credential Vending in Apache Polaris and the End of Permanent Storage Keys
How Apache Polaris vends short-lived, prefix-scoped storage credentials across AWS, Azure, and GCP, and how to retire permanent storage keys for good.
Apache PolarisCredential VendingSecurity - 21 MIN READ•Aug 4, 2026
Designing Policy-Aware Telemetry Tables for AI Systems in Apache Iceberg
Designing policy-aware AI telemetry tables in Apache Iceberg: what to log, tamper evidence, retention against conflicting deletion requirements.
Apache IcebergAI TelemetryEU AI Act - 21 MIN READ•Aug 4, 2026
Defending the Lakehouse Gateway Against Prompt Injection and Data Exfiltration
Defending the lakehouse gateway against prompt injection and data exfiltration: per-user identity, no-SQL tool surfaces, volume bounds, and detection.
AI AgentsPrompt InjectionSecurity - 21 MIN READ•Aug 4, 2026
How the Iceberg REST Catalog Turned Into the Lakehouse Control Plane
How the Iceberg REST catalog became the lakehouse control plane: multi-table atomic commits, credential vending, capability negotiation, and what still breaks.
Apache IcebergREST CatalogApache Polaris - 20 MIN READ•Aug 4, 2026
A Migration Playbook for Moving Legacy Warehouses onto Apache Iceberg
A dependency-first playbook for migrating legacy warehouses onto Apache Iceberg: snapshot vs migrate vs add_files, four-level parity validation.
Apache IcebergMigrationData Warehouse - 21 MIN READ•Aug 4, 2026
What Zero-Copy Data Sharing Actually Does Between Salesforce, Snowflake, and Databricks
What zero-copy data sharing actually does across Salesforce, Snowflake, and Databricks: query federation, file federation, catalog federation, and when.
Zero-CopyData SharingApache Iceberg - 31 MIN READ•Aug 2, 2026
Apache Polaris 1.7.0 and the Quiet Work of Making a Catalog Trustworthy
Apache Polaris 1.7.0 deep dive: idempotent writes, semantic models, stricter credential vending, orphan cleanup, and what the upgrade asks of you.
Apache PolarisApache IcebergCatalog