zhiqiang-hhhh commented on code in PR #47392:
URL: https://github.com/apache/doris/pull/47392#discussion_r1928426539
##########
be/src/vec/functions/function_case.h:
##########
@@ -173,16 +173,9 @@ class FunctionCase : public IFunction {
break;
}
} else {
- if constexpr (when_null) {
- if (!then_idx_ptr[row_idx] &&
when_column_ptr->get_bool(row_idx)) {
- then_idx_ptr[row_idx] = i;
- break;
- }
- } else {
- if (!then_idx_ptr[row_idx]) {
- then_idx_ptr[row_idx] = i;
- break;
- }
+ if (!then_idx_ptr[row_idx] &&
when_column_ptr->get_bool(row_idx)) {
Review Comment:
这里的判断条件跟 256 是什么关系呢？为啥超过 256 的时候之前的代码会有问题
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