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more gdal_translate examples

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git-svn-id: http://svn.osgeo.org/postgis/trunk@5550 b70326c6-7e19-0410-871a-916f4a2858ee
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Regina Obe 2010-04-14 14:56:32 +00:00
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doc/faq_wktraster.xml
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@ -82,8 +82,9 @@
<para>Here is an example simple translation</para>
<programlisting>gdal_translate -of PNG -outsize 10% 10% "PG:host=localhost dbname='mygisdb' user='postgres' password=whatever' schema='someschema' table=sometable" C:\somefile.png</programlisting>
<para>You can also use SQL where clauses in your export using the where=... in your driver connection string.
Below is one using a where clause</para>
Below are some using a where clause</para>
<programlisting>gdal_translate -of PNG -outsize 10% 10% "PG:host=localhost dbname='mygisdb' user='postgres' password=whatever' schema='someschema' table=sometable where="owner='jimmy'" " C:\somefile.png</programlisting>
<programlisting>gdal_translate -of PNG -outsize 10% 10% "PG:host=localhost dbname='mygisdb' user='postgres' password=whatever' schema='someschema' table=sometable where='ST_Intersects(rast, ST_SetSRID(ST_Point(-71.032,42.3793),4326) )' " C:\intersectregion.png</programlisting>
<para>To see more examples and syntax refer to <ulink url="http://trac.osgeo.org/gdal/wiki/frmts_wtkraster.html#a3.2-Readingdata">Reading Raster Data of PostGIS WKT Raster section</ulink></para>
</answer>
</qandaentry>