somandal commented on code in PR #11234:
URL: https://github.com/apache/pinot/pull/11234#discussion_r1284548900


##########
pinot-query-planner/src/main/java/org/apache/pinot/query/routing/WorkerManager.java:
##########
@@ -391,32 +359,39 @@ private ColocatedTableInfo getColocatedTableInfo(String 
tableName) {
         }
         return new ColocatedTableInfo(colocatedPartitionInfoMap, 
timeBoundaryInfo);
       } else if (offlineRoutingExists) {
-        return getOfflineColocatedTableInfo(offlineTableName);
+        return getOfflineColocatedTableInfo(offlineTableName, partitionKey, 
numPartitions);
       } else {
-        return getRealtimeColocatedTableInfo(realtimeTableName);
+        return getRealtimeColocatedTableInfo(realtimeTableName, partitionKey, 
numPartitions);
       }
     } else {
       if (tableType == TableType.OFFLINE) {
-        return getOfflineColocatedTableInfo(tableName);
+        return getOfflineColocatedTableInfo(tableName, partitionKey, 
numPartitions);
       } else {
-        return getRealtimeColocatedTableInfo(tableName);
+        return getRealtimeColocatedTableInfo(tableName, partitionKey, 
numPartitions);
       }
     }
   }
 
-  private TablePartitionInfo getTablePartitionInfo(String tableNameWithType) {
+  private TablePartitionInfo getTablePartitionInfo(String tableNameWithType, 
String partitionKey, int numPartitions) {
     TablePartitionInfo tablePartitionInfo = 
_routingManager.getTablePartitionInfo(tableNameWithType);
     Preconditions.checkState(tablePartitionInfo != null, "Failed to find table 
partition info for table: %s",
         tableNameWithType);
+    
Preconditions.checkState(tablePartitionInfo.getPartitionColumn().equals(partitionKey),
+        "Partition key: %s does not match partition column: %s for table: %s", 
partitionKey,
+        tablePartitionInfo.getPartitionColumn(), tableNameWithType);
+    Preconditions.checkState(tablePartitionInfo.getNumPartitions() == 
numPartitions,

Review Comment:
   Got it, thanks for the explanation 



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