### Fun with Filters

Let's try running some filters against our OGC:WFS at http://127.0.0.1/cgi-bin/mapserv.exe?map=@osgeo4w@/apps/ms_ogc_workshop/service/config.map

Before running filters, we can find out the 'schema' of the feature type, with http://127.0.0.1/cgi-bin/mapserv.exe?map=@osgeo4w@/apps/ms_ogc_workshop/service/config.map&version=1.0.0&service=WFS&request=DescribeFeatureType&typename=rivers

Here's an example which equates to 'NAME="Great Bear"'

Try it

Here's an example which equates to 'NAME="Japura" && SYSTEM="Amazon"'

Try it

Here's an example which equates to 'NAME="Japura" OR NAME="Niger"'

Try it

Here's an example which equates to 'NAME !="Japura"'

Try it