47 citations · 223 across the 16 of their papers we have counts for
6 papers · 2 filters
There Goes the Neighborhood: Relational Algebra for Spatial Data Search
Jim Gray, Alexander S. Szalay, Aniruddha R. Thakar +5
We explored ways of doing spatial search within a relational database: (1) hierarchical triangular mesh (a tessellation of the sphere), (2) a zoned bucketing system, and (3) repres…
The Revolution In Database System Architecture
Jim Gray
Database system architectures are undergoing revolutionary changes. Algorithms and data are being unified by integrating programming languages with the database system. This gives…
A Quick Look at SATA Disk Performance
Tom Barclay, Wyman Chong, Jim Gray
We have been investigating the use of low-cost, commodity components for multi-terabyte SQL Server databases. Dubbed storage bricks, these servers are white box PCs containing the…
The Sloan Digital Sky Survey Science Archive: Migrating a Multi-Terabyte Astronomical Archive from Object to Relational DBMS
Aniruddha R. Thakar, Alexander S. Szalay, Peter Z. Kunszt +1
The Sloan Digital Sky Survey Science Archive is the first in a series of multi-Terabyte digital archives in Astronomy and other data-intensive sciences. To facilitate data mining i…
The World Wide Telescope: An Archetype for Online Science
Jim Gray, Alexander S. Szalay
Most scientific data will never be directly examined by scientists; rather it will be put into online databases where it will be analyzed and summarized by computer programs. Scien…
Extending the SDSS Batch Query System to the National Virtual Observatory Grid
Maria A. Nieto-Santisteban, William O'Mullane, Jim Gray +4
The Sloan Digital Sky Survey science database is approaching 2TB. While the vast majority of queries normally execute in seconds or minutes, this interactive execution time can be…