OGR JOIN performance problem on Linux

Dirk Jesko jesko at GEOCONTENT.DE
Thu Aug 12 08:32:28 EDT 2004


Hi Bart,

You can build indexes on attributes in the dbf file using the ogrinfo
tool from the OGR library. Have a look at the OGR documentation
(http://gdal.maptools.org/ogr/ogr_sql.html) and the "OGR Join index"
Thread in this mailing list
(http://mapserver.gis.umn.edu/data2/wilma/mapserver-users/0406/msg00776.html).

Best regards,

Dirk

>Hi Frank,
>
>Seems like a silly question, but how do you index shapefiles with ogr? I
>can't seem to find it anywhere.
>
>Thanks in advance.
>
>Best regards,
>Bart
>
>
>


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