amorynan commented on code in PR #15966:
URL: https://github.com/apache/doris/pull/15966#discussion_r1089860918
##########
be/src/vec/functions/array/function_array_element.h:
##########
@@ -81,6 +94,79 @@ class FunctionArrayElement : public IFunction {
}
private:
+ //=========================== map element===========================//
+ ColumnPtr _get_mapped_idx(const ColumnArray& key_column,
+ const ColumnWithTypeAndName& argument) {
+ if (key_column.get_data().is_column_string()) {
+ return _mapped_key_string(key_column, argument);
+ }
+ return nullptr;
Review Comment:
using column.compare_at can cover other key types
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