zuochunwei commented on a change in pull request #8119:
URL: https://github.com/apache/incubator-doris/pull/8119#discussion_r809721353
##########
File path: be/src/vec/exec/join/vhash_join_node.cpp
##########
@@ -284,12 +265,28 @@ struct ProcessHashTableProbe {
}
items_counts[_probe_index++] = repeat_count;
current_offset += repeat_count;
-
if (current_offset >= _batch_size) {
break;
}
}
-
+
+ // insert all match build rows
+ if (_build_block.size() == 1) {
+ for (int i = 0; i < _right_col_len; i++) {
+ auto &column = *_build_block[0].get_by_position(i).column;
Review comment:
store _build_block[0] out of the for loop
##########
File path: be/src/vec/exec/join/vhash_join_node.cpp
##########
@@ -284,12 +265,28 @@ struct ProcessHashTableProbe {
}
items_counts[_probe_index++] = repeat_count;
current_offset += repeat_count;
-
if (current_offset >= _batch_size) {
break;
}
}
-
+
+ // insert all match build rows
+ if (_build_block.size() == 1) {
+ for (int i = 0; i < _right_col_len; i++) {
+ auto &column = *_build_block[0].get_by_position(i).column;
+ for (int j = 0; j < _build_index.size(); j++) {
+ mcol[i + _right_col_idx]->insert_from(column,
_build_index[j]);
Review comment:
mcol[i+_right_col_idx] is not related with inner for loop, so move out
is better
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