HappenLee commented on code in PR #17973:
URL: https://github.com/apache/doris/pull/17973#discussion_r1142381972
##########
be/src/vec/exprs/table_function/vexplode_numbers.cpp:
##########
@@ -68,22 +78,24 @@ Status VExplodeNumbersTableFunction::reset() {
return Status::OK();
}
-Status VExplodeNumbersTableFunction::get_value(void** output) {
+void VExplodeNumbersTableFunction::get_value(MutableColumnPtr& column) {
if (_is_current_empty) {
- *output = nullptr;
+ if (_is_nullable) {
+ static_cast<ColumnInt32*>(
+
static_cast<ColumnNullable*>(column.get())->get_nested_column_ptr().get())
+ ->insert_default();
Review Comment:
the work may cause the nested column size do not == null map size?
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