delta-io/delta

[Feature Request][Kernel] Support implicit cast for `DefaultExpressionEvaluator` output.

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#2,047 opened on 2023年9月12日

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 (1 comment) (0 reactions) (0 assignees)Scala (8,807 stars) (2,100 forks)batch import
enhancementgood first issuekernel

説明

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.

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