[SPARK-52569][SQL] Fix the class cast exception in SecondsOfTimeWithFraction#51270
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[SPARK-52569][SQL] Fix the class cast exception in SecondsOfTimeWithFraction#51270MaxGekk wants to merge 1 commit into
SecondsOfTimeWithFraction#51270MaxGekk wants to merge 1 commit into
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MaxGekk
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SecondsOfTimeWithFractionSecondsOfTimeWithFraction
MaxGekk
changed the title
SecondsOfTimeWithFractionSecondsOfTimeWithFraction
MaxGekk
commented
Jun 24, 2025
| Seq(child, Literal(precision)), | ||
| Seq(child.dataType, IntegerType)) | ||
| } | ||
| private val precision: Int = child.dataType.asInstanceOf[TimeType].precision |
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This val is initialized before the invoke of inputTypes(), so, asInstanceOf[TimeType] can fail on other types.
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@LuciferYang @HyukjinKwon Could you review this PR, please. |
LuciferYang
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Jun 25, 2025
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Merging to master. Thank you, @LuciferYang. |
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What changes were proposed in this pull request?
In the PR, I propose to avoid an assumption in the
SecondsOfTimeWithFractionexpression: the default constructor is called only onTimeTypeofchild. The constructor can be called before theinputTypesmethod, and we cannot guarantee that input types areTimeType(n)only. Thechildexpression can beNullType, for instance.Why are the changes needed?
To avoid the following exception while calling expression's methods:
Does this PR introduce any user-facing change?
No.
How was this patch tested?
By running new check:
Was this patch authored or co-authored using generative AI tooling?
No.