HappenLee commented on code in PR #49212:
URL: https://github.com/apache/doris/pull/49212#discussion_r2001594891
##########
be/src/vec/exprs/lambda_function/varray_map_function.cpp:
##########
@@ -233,7 +239,14 @@ class ArrayMapFunction : public LambdaFunction {
}
}
- lambda_block.set_columns(std::move(columns));
+ if (!mem_reuse) {
+ for (int i = 0; i < column_size; ++i) {
+
lambda_block.insert(vectorized::ColumnWithTypeAndName(std::move(columns[i]),
+
data_types[i], names[i]));
+ }
+ } else {
+ columns.clear();
Review Comment:
why here need clear
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