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adding not null filter for geom on kmeans

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This commit is contained in:
Stuart Lynn 2016-06-10 13:12:55 +00:00
parent 7f3b23f67a
commit 9d3de5a8ef
1 changed files with 1 additions and 0 deletions
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src/py/crankshaft/crankshaft/clustering/kmeans.py
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@ -5,6 +5,7 @@ def kmeans(query, no_clusters, no_init=20):
data = plpy.execute('''select array_agg(cartodb_id order by cartodb_id) as ids, data = plpy.execute('''select array_agg(cartodb_id order by cartodb_id) as ids,
array_agg(ST_X(the_geom) order by cartodb_id) xs, array_agg(ST_X(the_geom) order by cartodb_id) xs,
array_agg(ST_Y(the_geom) order by cartodb_id) ys from ({query}) a array_agg(ST_Y(the_geom) order by cartodb_id) ys from ({query}) a
where the_geom is not null
'''.format(query=query)) '''.format(query=query))
xs = data[0]['xs'] xs = data[0]['xs']