delta-io/delta
[Feature Request][Kernel] Support implicit cast for `DefaultExpressionEvaluator` output.
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#2047 aperta il 12 set 2023
enhancementgood first issuekernelstale
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Descrizione
Feature request
Which Delta project/connector is this regarding?
- Spark
- Standalone
- Flink
- Kernel
- Other (fill in here)
Overview
Currently ExpressionHandler.getEvaluator takes an expected output type as argument. The comment here is to handle the implicit cast incase the expression output can be safely cast to the asked output type.