kazantsev-maksim commented on PR #2553:
URL:
https://github.com/apache/datafusion-comet/pull/2553#issuecomment-3394270477
The DataFusion implementation produces results that are not compatible with
Spark
Project [bit_count(col2#2190) AS bit_count(col2)#2218]
+- Relation
spark_catalog.default.bitwise_count_test[col1#2189L,col2#2190,col3#2191,col4#2192]
parquet
== Physical Plan ==
*(1) CometColumnarToRow
+- CometProject [bit_count(col2)#2218], [bit_count(col2#2190) AS
bit_count(col2)#2218]
+- CometScan [native_iceberg_compat] parquet
spark_catalog.default.bitwise_count_test[col2#2190] Batched: true, DataFilters:
[], Format: CometParquet, Location: InMemoryFileIndex(1
paths)[file:/Users/tendoo/Desktop/datafusion-comet/spark/spark-warehouse/bitw...,
PartitionFilters: [], PushedFilters: [], ReadSchema: struct<col2:int>
== Results ==
== Results ==
!== Correct Answer - 3 == == Spark Answer - 3 ==
struct<bit_count(col2):int> struct<bit_count(col2):int>
![31] [1]
![33] [31]
[6] [6] (QueryTest.scala:244)
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