jackylau created FLINK-29182:
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Summary: SumAggFunction redundant computations
Key: FLINK-29182
URL: https://issues.apache.org/jira/browse/FLINK-29182
Project: Flink
Issue Type: Bug
Components: Table SQL / Planner
Affects Versions: 1.16.0
Reporter: jackylau
Fix For: 1.16.0
{code:java}
// code placeholder
public Expression[] accumulateExpressions() {
return new Expression[] {
/* sum = */ ifThenElse(
isNull(operand(0)),
sum,
ifThenElse(
isNull(operand(0)),
sum,
ifThenElse(isNull(sum), operand(0), adjustedPlus(sum,
operand(0)))))
};
} {code}
it exists redundant computations
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