mysql
Vatsavai Ranga Raju
vrraju at lists.gis.umn.edu
Thu Apr 20 07:46:02 PDT 2000
We are enhancing mapserver, especially adding geospatial
analysis capabilities. One of the ongoing efforts is to
add a link between mapserver and RDBMS/SQL, so that
users can access mysql tables directly from mapserver.
What I am not sure about your posting is that storing
extended data types in mysql (like points, lines and
polygons, but images - yes)?. My experience shows that
object oriented databases (like Jasmine ODBMS), or
object relational databases (Oracle 8i, PREDATOR etc)
are more suitable to store geographic entities, than
systems like mysql. Second problem is to access
(speedily) these data types you need some or other
extensions (like R+ tree) of indexing structures
supported in these databases. Anyway we will let you
know once our interface to mysql is complete.
Raju
----
Ranga Raju Vatsavai, Research Fellow. ~(oo)~
Remote Sensing & GIS Lab, Dept. of FR. 612-624-7281
SDB Research Group, Dept. of Comp Sci. 612-626-7703
http://www.cs.umn.edu/~vatsavai
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