linrrzqqq commented on code in PR #63161:
URL: https://github.com/apache/doris/pull/63161#discussion_r3239625960
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fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/scalar/TimeDiff.java:
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@@ -83,11 +86,19 @@ public FunctionSignature computeSignature(FunctionSignature
signature) {
DateTimeV2Type left = (DateTimeV2Type)
getArgument(0).getDataType();
scale = Math.max(scale, left.getScale());
useTimev2 = true;
+ } else if (getArgument(0).getDataType() instanceof TimeStampTzType) {
+ TimeStampTzType left = (TimeStampTzType)
getArgument(0).getDataType();
+ scale = Math.max(scale, left.getScale());
+ useTimev2 = true;
}
if (getArgument(1).getDataType() instanceof DateTimeV2Type) {
DateTimeV2Type right = (DateTimeV2Type)
getArgument(1).getDataType();
scale = Math.max(scale, right.getScale());
useTimev2 = true;
+ } else if (getArgument(1).getDataType() instanceof TimeStampTzType) {
Review Comment:
fe 会统一抬精度
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