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val df = Seq(Int.MaxValue, Int.MinValue).toDF("a")
df.write.parquet("/tmp/int.parquet")
spark.read.parquet("/tmp/int.parquet").createTempView("t")
Test with ANSI mode disabled
Behavior is correct with ANSI mode disabled:
scala> spark.conf.set("spark.sql.ansi.enabled", false)
scala> spark.conf.set("spark.comet.enabled", false)
scala> spark.sql("select a, -a from t").show
+-----------+-----------+
| a| (- a)|
+-----------+-----------+
| 2147483647|-2147483647|
|-2147483648|-2147483648|
+-----------+-----------+
scala> spark.conf.set("spark.comet.enabled", true)
scala> spark.sql("select a, -a from t").show
24/05/23 13:55:00 WARN CometSparkSessionExtensions$CometExecRule: Comet cannot execute some parts of this plan natively because CollectLimit is not supported
+-----------+-----------+
| a| (- a)|
+-----------+-----------+
| 2147483647|-2147483647|
|-2147483648|-2147483648|
+-----------+-----------+
Test with ANSI mode enabled
With ANSI mode enabled, Spark throws an exception, but Comet does not.
spark.conf.set("spark.sql.ansi.enabled", true)
spark.conf.set("spark.comet.ansi.enabled", true)
scala> spark.conf.set("spark.comet.enabled", false)
scala> spark.sql("select a, -a from t").show
24/05/23 13:55:36 WARN CometSparkSessionExtensions$CometExecRule: Using Comet's experimental support for ANSI mode.
24/05/23 13:55:36 ERROR Executor: Exception in task 0.0 in stage 18.0 (TID 18)
org.apache.spark.SparkArithmeticException: [ARITHMETIC_OVERFLOW] integer overflow. If necessary set "spark.sql.ansi.enabled" to "false" to bypass this error.
scala> spark.conf.set("spark.comet.enabled", true)
scala> spark.sql("select a, -a from t").show
24/05/23 13:55:48 WARN CometSparkSessionExtensions$CometExecRule: Using Comet's experimental support for ANSI mode.
24/05/23 13:55:48 WARN CometSparkSessionExtensions$CometExecRule: Comet cannot execute some parts of this plan natively because CollectLimit is not supported
+-----------+-----------+
| a| (- a)|
+-----------+-----------+
| 2147483647|-2147483647|
|-2147483648|-2147483648|
+-----------+-----------+
Describe the potential solution
No response
Additional context
No response
The text was updated successfully, but these errors were encountered:
What is the problem the feature request solves?
Comet does not support ANSI mode for UnaryMinus.
Create test data
Test with ANSI mode disabled
Behavior is correct with ANSI mode disabled:
Test with ANSI mode enabled
With ANSI mode enabled, Spark throws an exception, but Comet does not.
Describe the potential solution
No response
Additional context
No response
The text was updated successfully, but these errors were encountered: