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fix: cast timestamp to decimal is unsupported #1281

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Jan 14, 2025
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fix: cast timestamp to decimal is unsupported #1281

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122ca46
fix: cast timestamp to decimal is unsupported
wForget Jan 14, 2025
a8a4da9
fix style
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53a92ea
revert test name and mark as ignore
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1 change: 0 additions & 1 deletion spark/src/main/scala/org/apache/comet/expressions/CometCast.scala
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Expand Up @@ -204,7 +204,6 @@ object CometCast {
Compatible()
case DataTypes.StringType => Compatible()
case DataTypes.DateType => Compatible()
case _: DecimalType => Compatible()
case _ => Unsupported
}
}
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7 changes: 5 additions & 2 deletions spark/src/test/scala/org/apache/comet/CometCastSuite.scala
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Expand Up @@ -838,8 +838,11 @@ class CometCastSuite extends CometTestBase with AdaptiveSparkPlanHelper {
castTest(generateTimestamps(), DataTypes.DoubleType)
}

test("cast TimestampType to DecimalType(10,2)") {
castTest(generateTimestamps(), DataTypes.TimestampType)
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@andygrove This test case introduced in #356 looks incorrect. Could you please take a look?

test("cast TimestampType to DecimalType(10,2) is unsupported") {
castFallbackTest(
generateTimestamps(),
DataTypes.createDecimalType(10, 2),
"Unsupported cast from TimestampType to DecimalType(10,2)")
}

test("cast TimestampType to StringType") {
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