Fixes error code 42803 when trying to query a view with a column named count.

test/Feature/QuerySpec.hs

@@ -18,6 +18,11 @@ spec =
        createJsonData)
    . afterAll_ (clearTable "items" >> clearTable "no_pk" >> clearTable "simple_pk")
    . around withApp $ do
+
+  describe "Querying a table with a column called count" $
+    it "should not confuse count column with pg_catalog.count aggregate" $
+      get "/has_count_column" `shouldRespondWith` 200
+
   describe "Querying a nonexistent table" $
     it "causes a 404" $
       get "/faketable" `shouldRespondWith` 404

test/Feature/StructureSpec.hs

@@ -16,6 +16,7 @@ spec = around withApp $ do
         `shouldRespondWith` [json| [
           {"schema":"1","name":"auto_incrementing_pk","insertable":true}
         , {"schema":"1","name":"compound_pk","insertable":true}
+        , {"schema":"1","name":"has_count_column","insertable":false}
         , {"schema":"1","name":"has_fk","insertable":true}
         , {"schema":"1","name":"insertable_view_with_join","insertable":true}
         , {"schema":"1","name":"items","insertable":true}