... of the Database for the Catalogue Storage & Access System Large Data volumes Spatial searches Cross matches PostgreSQL + Q3C (Quad Tree Cube) Q3C sky indexing scheme for PostgreSQL C plugin for PostgreSQL Support of cone-searches, ellipse-searches ...
... We demonstrate how different indices used (B-tree in Q3C, GiST+R-tree in pgSphere and PostGIS) help to optimize data handling for a specific problem in hands. q3c-2011.txt Last modified: 2011/01/18 17:05 by karpov Back to top . ...
... The Quadrilateralized Spherical Cube and Quad-Tree For All Sky Data - paper by White, Richard A.; Stemwedel, Sally W. FITS WCS - FITS World Coordinate Systems . ...
... We demonstrate how different indices used (B-tree in Q3C, GiST+R-tree in pgSphere and PostGIS) help to optimize data handling for a specific problem in hands. q3c-2011.txt Last modified: 2011/01/18 17:05 by karpov Back to top . ...
... 379W&db_key=AST|The Quadrilateralized Spherical Cube and Quad-Tree For All Sky Data]] - paper by White, Richard A.; Stemwedel, Sally W. * [[http://www.atnf.csiro.au/people/mcalabre/WCS/|FITS WCS]] - FITS World Coordinate Systems ==== VO Tools ...
... We demonstrate how different indices used (B-tree in Q3C, GiST+R-tree in pgSphere and PostGIS) help to optimize data handling for a specific problem in hands. q3c-2011.txt Last modified: 2011/01/18 17:05 by karpov Back to top . ...
... The Quadrilateralized Spherical Cube and Quad-Tree For All Sky Data - paper by White, Richard A.; Stemwedel, Sally W. FITS WCS - FITS World Coordinate Systems . ...
... The Quadrilateralized Spherical Cube and Quad-Tree For All Sky Data - paper by White, Richard A.; Stemwedel, Sally W. Aladin - an interactive software sky atlas . ...
... The Quadrilateralized Spherical Cube and Quad-Tree For All Sky Data - paper by White, Richard A.; Stemwedel, Sally W. Aladin - an interactive software sky atlas . ...