kangkaisen opened a new issue #2652: HLL_UNION_AGG AnalyticFn will result in BE 
core
URL: https://github.com/apache/incubator-doris/issues/2652
 
 
   **Describe the bug**
   1 create the table
   ```
   CREATE TABLE `hll_test` (
     `id` int(11) NULL COMMENT "",
     `set1` hll HLL_UNION NULL COMMENT "",
     `set2` hll HLL_UNION NULL COMMENT "",
     `set3` hll HLL_UNION NULL COMMENT ""
   ) ENGINE=OLAP
   AGGREGATE KEY(`id`)
   COMMENT "OLAP"
   DISTRIBUTED BY HASH(`id`) BUCKETS 10
   PROPERTIES (
   "storage_type" = "COLUMN"
   );
   ```
   2 query
   ```
   select HLL_UNION_AGG(set1) over(order by id) from hll_test;
   ```
   

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