morrySnow commented on code in PR #64026:
URL: https://github.com/apache/doris/pull/64026#discussion_r3397556990
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/info/PartitionDefinition.java:
##########
@@ -189,12 +200,73 @@ public void setPartitionTypes(List<DataType>
partitionTypes) {
this.partitionTypes = partitionTypes;
}
+ protected void ensurePartitionTypesInitialized() {
+ if (partitionTypes == null) {
+ throw new AnalysisException("partitionTypes should be initialized
before validating partition definition");
+ }
+ }
+
+ protected Expression typedPartitionExpression(Expression expression, int
index) {
+ ensurePartitionTypesInitialized();
+ return strictTypedPartitionExpression(expression,
partitionTypes.get(index));
+ }
+
+ static Expression strictTypedPartitionExpression(Expression expression,
DataType targetType) {
+ if (expression instanceof MaxValue || expression instanceof
MaxLiteral) {
Review Comment:
MaxValue 和 MaxLiteral 什么关系，什么区别？
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