fix ConcatPathOptimizer

apache · Mar 11, 2020 · 8ac2ec7 · 8ac2ec7
1 parent 4d62652
commit 8ac2ec7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/server/src/main/java/org/apache/iotdb/db/qp/strategy/optimizer/ConcatPathOptimizer.java b/server/src/main/java/org/apache/iotdb/db/qp/strategy/optimizer/ConcatPathOptimizer.java
@@ -119,7 +119,7 @@ public Operator transform(Operator operator) throws LogicalOptimizeException {
     if(!isAlignByDevice){
       sfwOperator.setFilterOperator(concatFilter(prefixPaths, filter, filterPaths));
     }
-    filter.setPathSet(filterPaths);
+    sfwOperator.getFilterOperator().setPathSet(filterPaths);
     // GROUP_BY_DEVICE leaves the concatFilter to PhysicalGenerator to optimize filter without prefix first
 
     return sfwOperator;