matriv commented on a change in pull request #17634:
URL: https://github.com/apache/flink/pull/17634#discussion_r744492537
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File path:
flink-table/flink-table-planner/src/main/scala/org/apache/flink/table/planner/codegen/ExprCodeGenerator.scala
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@@ -834,6 +834,11 @@ class ExprCodeGenerator(ctx: CodeGeneratorContext,
nullableInput: Boolean)
case BuiltInFunctionDefinitions.JSON_STRING =>
new JsonStringCallGen(call).generate(ctx, operands, resultType)
+ case BuiltInFunctionDefinitions.PLUS_AGG =>
+ val left = operands.head
+ val right = operands(1)
Review comment:
Didn't add this check here (runtime) for performance purpose, since this
is already checked 2 times, only the `DecimalSumAggFunction` is calling this
op, moreover the args are checked in `DecimalSumAggFunction`
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