kangpinghuang commented on a change in pull request #1413: Add short key index
builder, decoder, iterator
URL: https://github.com/apache/incubator-doris/pull/1413#discussion_r299346873
##########
File path: be/src/olap/olap_index.cpp
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@@ -50,41 +53,63 @@ MemIndex::~MemIndex() {
for (vector<SegmentMetaInfo>::iterator it = _meta.begin(); it !=
_meta.end(); ++it) {
free(it->buffer.data);
it->buffer.data = NULL;
Review comment:
```suggestion
it->buffer.data = nullptr;
```
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