... We present two contribution modules for PostgreSQL: pgSphere, offering the capability for dealing with geometrical ob jects in spherical coordinates, and pgAstro, based on the pgSphere, providing astronomy-specific functions and methods 1. ... It is full featured database solution, it is extensible and high-performance, it has support for user-written data types and access methods and for GiST access methods, but it is very expensive. ... SDSS pro ject successfully uses this DBMS. ...

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• ADASS 2003 Conference Proceedings

NASA JOHNSON SPACE CENTER ORAL HISTORY PROJECT BIOGRAPHICAL DATA SHEET NAME: Thomas W. Tommy Holloway O RAL H ISTORY: 25 July 2002 EDUCATIONAL BACKGROUND: B.S. in Mechanical Engineering, University of Arkansas, Fayetteville, Arkansas ... management courses, including the Massachusetts Institute of Technology-Harvard (Cambridge, Massachusetts) University Public Disputes Program NASA INVOLVEMENT: NASA Manned Spacecraft ...