taiyang-li commented on issue #9176:
URL:
https://github.com/apache/incubator-gluten/issues/9176#issuecomment-2765267528
No performance gain found.
``` sql
CREATE TEMPORARY VIEW lineitem
USING org.apache.spark.sql.parquet
OPTIONS (
path "/data1/liyang/tpch/tpch-data-sf1/lineitem"
) ;
select count(if(l_partkey % 2 = 0, 1, null)) from lineitem;
After
1 row selected (0.281 seconds)
1 row selected (0.269 seconds)
1 row selected (0.295 seconds)
Before
1 row selected (0.237 seconds)
1 row selected (0.227 seconds)
1 row selected (0.246 seconds)
select sum(if(l_partkey % 2 = 0, l_partkey, 0)) from lineitem;
After
1 row selected (0.262 seconds)
1 row selected (0.273 seconds)
1 row selected (0.271 seconds)
Before
1 row selected (0.259 seconds)
1 row selected (0.246 seconds)
1 row selected (0.251 seconds)
```
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