sohardforaname commented on code in PR #18209:
URL: https://github.com/apache/doris/pull/18209#discussion_r1189475590
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fe/fe-core/src/main/java/org/apache/doris/analysis/FunctionCallExpr.java:
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@@ -1337,7 +1337,8 @@ public void analyzeImpl(Analyzer analyzer) throws
AnalysisException {
Function.CompareMode.IS_NONSTRICT_SUPERTYPE_OF);
} else if (fnName.getFunction().equalsIgnoreCase("if")) {
Type[] childTypes = collectChildReturnTypes();
- Type assignmentCompatibleType =
ScalarType.getAssignmentCompatibleType(childTypes[1], childTypes[2], true);
+ Type assignmentCompatibleType = Type.convertDateLikeTypeToV2(
+ ScalarType.getAssignmentCompatibleType(childTypes[1],
childTypes[2], true));
Review Comment:
because the assignmentCompatibleType may be date and childType is [date,
null_type], and the null_type will be replaced to datev2 type, so we add this
to ensure the assignmentCompatibleType is datev2 type
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