Changes between Version 5 and Version 6 of Distance source

Timestamp:

Jul 28, 2010 10:13:05 AM (15 years ago)

Author:

cedric

Comment:

--

Distance source

@@ -12 +12 @@
 [[Image(source:data/Docs/trac/upstream_segments_and_catchment.jpg,300)]] 
 
-In the ccm we find the 
+In the ccm we find the cum_length which is the cumulated length of upstream riversegments but not the distance to the farthest source
 {{{
 select round(max(cum_len_sea+shape_leng) -(select cum_len_sea from ccm21.riversegments where gid =234706)) 
 as dist_source from ccm21.riversegments where gid in (select ccm21.upstream_segments(234706));
 }}}
+