Basic HTML version of Foils prepared 7 October 97

Foil 51 Data Storage and Indexing

From VRML and Use of Databases as backend and Application to GIS ARL Database Tutorial -- February 98. by Krzysztof Walczak
1 The terrain data is stored in one table with types optimized for the speed of retrieval.
2 Each row of the table describes one point.
3 To improve retrieval speed of the data, various kinds of indices have been set.
4 The indices are optimized for fast retrieval of square parts of terrain data using various resolution levels.
in Table To:

© on Mon Oct 13 1997