github-actions[bot] commented on code in PR #25629:
URL: https://github.com/apache/doris/pull/25629#discussion_r1365137113
##########
be/src/vec/common/hash_table/hash_map.h:
##########
@@ -232,17 +233,48 @@ class JoinHashMapTable : public HashMapTable<Key, Cell,
Hash, Grower, Allocator>
int probe_rows, std::vector<uint32_t>& probe_idxs,
std::vector<int>& build_idxs) {
auto matched_cnt = 0;
- while (probe_idx < probe_rows && matched_cnt < 4096) {
+ const auto batch_size = max_batch_size;
+
+ if (probe_idx == current_probe_idx) {
+ current_probe_idx = -1;
+ auto build_idx = current_build_idx;
+ current_build_idx = 0;
+
+ while (build_idx && LIKELY(matched_cnt < batch_size)) {
+ if (keys[probe_idx] == build_keys[build_idx]) {
+ probe_idxs[matched_cnt] = probe_idx;
+ build_idxs[matched_cnt] = build_idx;
+ matched_cnt++;
+ }
+ build_idx = next[build_idx];
+ }
+
+ if (matched_cnt == max_batch_size && build_idx) {
+ current_probe_idx = probe_idx;
+ current_build_idx = build_idx;
+ return std::pair {probe_idx, matched_cnt};
+ }
+ probe_idx++;
+ }
+
+ while (LIKELY(probe_idx < probe_rows && matched_cnt < batch_size)) {
Review Comment:
warning: boolean expression can be simplified by DeMorgan's theorem
[readability-simplify-boolean-expr]
```cpp
while (LIKELY(probe_idx < probe_rows && matched_cnt < batch_size)) {
^
```
<details>
<summary>Additional context</summary>
**be/src/common/compiler_util.h:34:** expanded from macro 'LIKELY'
```cpp
#define LIKELY(expr) __builtin_expect(!!(expr), 1)
^
```
</details>
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