HappenLee commented on code in PR #39550:
URL: https://github.com/apache/doris/pull/39550#discussion_r1721795444
##########
be/src/pipeline/exec/scan_operator.cpp:
##########
@@ -708,7 +716,9 @@ Status
ScanLocalState<Derived>::_should_push_down_binary_predicate(
std::shared_ptr<ColumnPtrWrapper> const_col_wrapper;
RETURN_IF_ERROR(children[1 - i]->get_const_col(expr_ctx,
&const_col_wrapper));
if (const auto* const_column =
check_and_get_column<vectorized::ColumnConst>(
- const_col_wrapper->column_ptr)) {
+ const_col_wrapper->column_ptr);
+ const_column && !const_column->is_null_at(0)) {
+ // It is possible that the result of the cast might be null
Review Comment:
the change way is bad performance，we should find a better way
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