NNSold - теперь возврашает NULL когда нет данных

avz-cmf · Jul 18, 2016 · 910e2fe · 910e2fe
1 parent d35fbb1
commit 910e2fe
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/new/NNSold.R b/src/new/NNSold.R
@@ -11,6 +11,10 @@ plotNNSold <- function(sql)
 
   parse <- readTable(queryData, 'dima_parser');
 
+  if(length(parse)==0){
+    return(NULL)
+  }
+
   maxPrice = log10(max(parse$price+parse$shipping,na.rm = T))+0.2;
   myBreaks = seq(-0.1, maxPrice, by = 0.1);