Latest Articles

Turning an Analytics Question Into a Verified Agentic Graph

Turning an Analytics Question Into a Verified Agentic Graph

A complete AGS 1.0 graph for governed metric questions, with verification gates, deterministic check scripts, and reconciliation against a semantic layer.

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Keeping Audit Snapshots Alive While Iceberg Snapshot Expiration Runs Every Night

Keeping Audit Snapshots Alive While Iceberg Snapshot Expiration Runs Every Night

How Iceberg snapshot tags keep audit snapshots alive through nightly expiration: retention calendars, RETAIN semantics, compaction cost, and erasure conflicts.

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Twelve Queries That Pass Every Schema Check and Still Return the Wrong Number

Twelve Queries That Pass Every Schema Check and Still Return the Wrong Number

Twelve query patterns that pass schema validation and still return wrong numbers, with detectors, required metadata, and tested code for each.

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Why the Iceberg DataFusion Integration Is Moving to Apache DataFusion

Why the Iceberg DataFusion Integration Is Moving to Apache DataFusion

Why the Iceberg DataFusion integration moved to the DataFusion project, and what the split means for users, Comet, and iceberg-rust contributors.

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