ihuzenko commented on a change in pull request #1975: DRILL-7576: Fail fast for 
operator errors
URL: https://github.com/apache/drill/pull/1975#discussion_r376926556
 
 

 ##########
 File path: 
exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/TopN/PriorityQueueTemplate.java
 ##########
 @@ -142,11 +143,7 @@ public void add(RecordBatchData batch) throws 
SchemaChangeException{
   public void generate() {
     Stopwatch watch = Stopwatch.createStarted();
     final DrillBuf drillBuf = allocator.buffer(4 * queueSize);
-    try {
-      finalSv4 = new SelectionVector4(drillBuf, queueSize, 4000);
-    } catch (SchemaChangeException e) {
-      throw AbstractRecordBatch.schemaChangeException(e, "Priority Queue", 
logger);
-    }
+    finalSv4 = new SelectionVector4(drillBuf, queueSize, 4000);
 
 Review comment:
   please convert magic number to constant. 

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