[GRASS5] Multiple attribute support in GRASS 5.1: someconsiderations (long)

Andrea Aime aaime at comune.modena.it
Mon May 14 02:38:02 EDT 2001


Frank Warmerdam wrote:
> 
> Andrea, etc,
> 

[snip]

>  o There are some very liteweight approaches to providing SQL support.  If
>    you think it would be desirable for even a "base" GRASS system to have
>    SQL support this might be accomplished by using something like SQLite
>    which provides a high degree of SQL support bug storing data in GDBM
>    files.  Folks willing to install a real database could replace SQLite
>    with PostgreSQL or something similar.
> 
>    SQLite is at http://www.hwaci.com/sw/sqlite/ and I have been quite
>    impressed with it from my modest involvement.
> 

Wow, is seems really impressive. A good SQL support and index in only
9000
lines of code... Radim, how it compares to g51 dbf driver? Should we
take
a more closer look at it? It seems that SELECT support is quite
complete,
and indexing capabilities are interesting for querying large data.
Import/export
to and from PostgreSQL is another interesting plus...
Regards
Andrea Aime

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