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Chang and colleagues: Bigtable distributed structured-data storage

Contribution grade

Databases and information retrieval · ALGORITHM

Reference score150,000Provisional editorial estimate of this exact contribution; its grade is assessed separately.

What changed

Described Bigtable’s sparse distributed multidimensional data model, design and implementation for structured data at petabyte scale across thousands of commodity servers.

Scientific scope

The record is the exact OSDI 2006 paper and the system described there. Google File System, MapReduce, Dynamo, later cloud database services and subsequent Bigtable revisions remain separate.

Evidence

The linked sources identify this contribution and its scope. WRS has not independently reconstructed the scientific claims. The record is the exact OSDI 2006 paper and the system described there. Google File System, MapReduce, Dynamo, later cloud database services and subsequent Bigtable revisions remain separate.

Contributors

Provisional WRS assessment, edition 2026-10-16.1. Independent expert calibration is pending. This grade does not certify correctness or assign ownership.

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