andygrove opened a new issue, #663:
URL: https://github.com/apache/datafusion-comet/issues/663
### Describe the bug
## SQL
```
SELECT c30, c98, c30 = c98 FROM test0 ORDER BY c30, c98;
```
### Spark Plan
```
AdaptiveSparkPlan isFinalPlan=true
+- == Final Plan ==
*(2) Sort [c30#30 ASC NULLS FIRST, c98#98 ASC NULLS FIRST], true, 0
+- AQEShuffleRead coalesced
+- ShuffleQueryStage 0
+- Exchange rangepartitioning(c30#30 ASC NULLS FIRST, c98#98 ASC
NULLS FIRST, 200), ENSURE_REQUIREMENTS, [plan_id=16892]
+- *(1) Project [c30#30, c98#98, (c30#30 = cast(c98#98 as
float)) AS (c30 = c98)#15740]
+- *(1) ColumnarToRow
+- FileScan parquet [c30#30,c98#98] Batched: true,
DataFilters: [], Format: Parquet, Location: InMemoryFileIndex(1
paths)[file:/home/andy/git/apache/datafusion-comet/fuzz-testing/test0.parquet],
PartitionFilters: [], PushedFilters: [], ReadSchema:
struct<c30:float,c98:boolean>
+- == Initial Plan ==
Sort [c30#30 ASC NULLS FIRST, c98#98 ASC NULLS FIRST], true, 0
+- Exchange rangepartitioning(c30#30 ASC NULLS FIRST, c98#98 ASC NULLS
FIRST, 200), ENSURE_REQUIREMENTS, [plan_id=16878]
+- Project [c30#30, c98#98, (c30#30 = cast(c98#98 as float)) AS (c30 =
c98)#15740]
+- FileScan parquet [c30#30,c98#98] Batched: true, DataFilters: [],
Format: Parquet, Location: InMemoryFileIndex(1
paths)[file:/home/andy/git/apache/datafusion-comet/fuzz-testing/test0.parquet],
PartitionFilters: [], PushedFilters: [], ReadSchema:
struct<c30:float,c98:boolean>
```
### Comet Plan
```
AdaptiveSparkPlan isFinalPlan=true
+- == Final Plan ==
*(2) Sort [c30#30 ASC NULLS FIRST, c98#98 ASC NULLS FIRST], true, 0
+- AQEShuffleRead coalesced
+- ShuffleQueryStage 0
+- Exchange rangepartitioning(c30#30 ASC NULLS FIRST, c98#98 ASC
NULLS FIRST, 200), ENSURE_REQUIREMENTS, [plan_id=16957]
+- *(1) ColumnarToRow
+- CometProject [c30#30, c98#98, (c30 = c98)#15748], [c30#30,
c98#98, (c30#30 = cast(c98#98 as float)) AS (c30 = c98)#15748]
+- CometScan parquet [c30#30,c98#98] Batched: true,
DataFilters: [], Format: CometParquet, Location: InMemoryFileIndex(1
paths)[file:/home/andy/git/apache/datafusion-comet/fuzz-testing/test0.parquet],
PartitionFilters: [], PushedFilters: [], ReadSchema:
struct<c30:float,c98:boolean>
+- == Initial Plan ==
Sort [c30#30 ASC NULLS FIRST, c98#98 ASC NULLS FIRST], true, 0
+- Exchange rangepartitioning(c30#30 ASC NULLS FIRST, c98#98 ASC NULLS
FIRST, 200), ENSURE_REQUIREMENTS, [plan_id=16937]
+- CometProject [c30#30, c98#98, (c30 = c98)#15748], [c30#30, c98#98,
(c30#30 = cast(c98#98 as float)) AS (c30 = c98)#15748]
+- CometScan parquet [c30#30,c98#98] Batched: true, DataFilters:
[], Format: CometParquet, Location: InMemoryFileIndex(1
paths)[file:/home/andy/git/apache/datafusion-comet/fuzz-testing/test0.parquet],
PartitionFilters: [], PushedFilters: [], ReadSchema:
struct<c30:float,c98:boolean>
```
First difference at row 23:
Spark: `-0.0,false,true`
Comet: `-0.0,false,false`
### Steps to reproduce
_No response_
### Expected behavior
_No response_
### Additional context
_No response_
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