imay commented on a change in pull request #2979: Incomplete support Array type
(#2871)
URL: https://github.com/apache/incubator-doris/pull/2979#discussion_r386078055
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File path: be/src/udf/udf.h
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@@ -786,6 +792,31 @@ struct HllVal : public StringVal {
void agg_merge(const HllVal &other);
};
+struct CollectionVal : public AnyVal {
Review comment:
Actually, if this struct is defined, the struct can not be changed, because
some UDF function will use this struct. If this is only used for array, we can
make it ArrayVal?
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