andygrove opened a new issue, #2622:
URL: https://github.com/apache/datafusion-comet/issues/2622
### Describe the bug
## SQL
```
SELECT c5, c18, c5 * c18 FROM test1 ORDER BY c5, c18;
```
### Spark Plan
```
AdaptiveSparkPlan isFinalPlan=true
+- == Final Plan ==
*(2) Sort [c5#127 ASC NULLS FIRST, c18#140L ASC NULLS FIRST], true, 0
+- AQEShuffleRead coalesced
+- ShuffleQueryStage 0
+- Exchange rangepartitioning(c5#127 ASC NULLS FIRST, c18#140L ASC
NULLS FIRST, 200), ENSURE_REQUIREMENTS, [plan_id=715]
+- *(1) Project [c5#127, c18#140L, (c5#127 * cast(c18#140L as
float)) AS (c5 * c18)#330]
+- *(1) ColumnarToRow
+- FileScan parquet [c5#127,c18#140L] Batched: true,
DataFilters: [], Format: Parquet, Location: InMemoryFileIndex(1
paths)[file:/home/andy/git/apache/datafusion-comet/fuzz-testing/test1.parquet],
PartitionFilters: [], PushedFilters: [], ReadSchema: struct<c5:float,c18:bigint>
+- == Initial Plan ==
Sort [c5#127 ASC NULLS FIRST, c18#140L ASC NULLS FIRST], true, 0
+- Exchange rangepartitioning(c5#127 ASC NULLS FIRST, c18#140L ASC NULLS
FIRST, 200), ENSURE_REQUIREMENTS, [plan_id=701]
+- Project [c5#127, c18#140L, (c5#127 * cast(c18#140L as float)) AS
(c5 * c18)#330]
+- FileScan parquet [c5#127,c18#140L] Batched: true, DataFilters:
[], Format: Parquet, Location: InMemoryFileIndex(1
paths)[file:/home/andy/git/apache/datafusion-comet/fuzz-testing/test1.parquet],
PartitionFilters: [], PushedFilters: [], ReadSchema: struct<c5:float,c18:bigint>
```
### Comet Plan
```
AdaptiveSparkPlan isFinalPlan=true
+- == Final Plan ==
*(1) CometColumnarToRow
+- CometSort [c5#127, c18#140L, (c5 * c18)#338], [c5#127 ASC NULLS FIRST,
c18#140L ASC NULLS FIRST]
+- AQEShuffleRead coalesced
+- ShuffleQueryStage 0
+- CometExchange rangepartitioning(c5#127 ASC NULLS FIRST,
c18#140L ASC NULLS FIRST, 200), ENSURE_REQUIREMENTS, CometNativeShuffle,
[plan_id=778]
+- CometProject [c5#127, c18#140L, (c5 * c18)#338], [c5#127,
c18#140L, (c5#127 * cast(c18#140L as float)) AS (c5 * c18)#338]
+- CometScan [native_iceberg_compat] parquet
[c5#127,c18#140L] Batched: true, DataFilters: [], Format: CometParquet,
Location: InMemoryFileIndex(1
paths)[file:/home/andy/git/apache/datafusion-comet/fuzz-testing/test1.parquet],
PartitionFilters: [], PushedFilters: [], ReadSchema: struct<c5:float,c18:bigint>
+- == Initial Plan ==
CometSort [c5#127, c18#140L, (c5 * c18)#338], [c5#127 ASC NULLS FIRST,
c18#140L ASC NULLS FIRST]
+- CometExchange rangepartitioning(c5#127 ASC NULLS FIRST, c18#140L ASC
NULLS FIRST, 200), ENSURE_REQUIREMENTS, CometNativeShuffle, [plan_id=765]
+- CometProject [c5#127, c18#140L, (c5 * c18)#338], [c5#127, c18#140L,
(c5#127 * cast(c18#140L as float)) AS (c5 * c18)#338]
+- CometScan [native_iceberg_compat] parquet [c5#127,c18#140L]
Batched: true, DataFilters: [], Format: CometParquet, Location:
InMemoryFileIndex(1
paths)[file:/home/andy/git/apache/datafusion-comet/fuzz-testing/test1.parquet],
PartitionFilters: [], PushedFilters: [], ReadSchema: struct<c5:float,c18:bigint>
```
First difference at row 74:
Spark: `0.0,NULL,NULL`
Comet: `-0.0,-9147784522903433976,0.0`
### Steps to reproduce
_No response_
### Expected behavior
_No response_
### Additional context
_No response_
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