deniskuzZ commented on code in PR #6114:
URL: https://github.com/apache/hive/pull/6114#discussion_r2405758323
##########
ql/src/test/results/clientpositive/llap/vector_count.q.out:
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@@ -212,7 +212,7 @@ STAGE PLANS:
enabled: true
enabledConditionsMet:
hive.vectorized.use.vectorized.input.format IS true
inputFileFormats:
org.apache.hadoop.hive.ql.io.orc.OrcInputFormat
- notVectorizedReason: GROUPBY operator: Aggregations with > 1
parameter are not supported unless all the extra parameters are constants
count([Column[a], Column[b]])
+ notVectorizedReason: GROUPBY operator: Unsupported COUNT
DISTINCT with multiple columns: count([Column[a], Column[b]]). Hive only
supports COUNT(DISTINCT col) in vectorized execution.
Review Comment:
````
create external table test_vector(id string, pid bigint, full_date int);
insert into test_vector (pid, full_date, id) values (1, '20240305', '6150');
EXPLAIN VECTORIZATION EXPRESSION
SELECT COUNT(DISTINCT(pid, full_date)) AS CNT FROM test_vector WHERE
full_date=20240305;
````
vectorized: true
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