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fix(perf): add reserves for usage of vector filled after creation

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Leonid Fedorov
2025-10-23 14:49:17 +00:00
committed by Leonid Fedorov
parent 87bdc5fcb0
commit 7d23514315
29 changed files with 220 additions and 14 deletions
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2
utils/rowgroup/rowstorage.cpp
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@@ -1234,6 +1234,8 @@ class RowGroupStorage
void getTmpFilePrefixes(std::vector<std::string>& prefixes) const
{
char buf[PATH_MAX];
// Reserve space for 2 prefixes
prefixes.reserve(prefixes.size() + 2);
snprintf(buf, sizeof(buf), "Agg-p%u-t%p-rg", getpid(), fUniqId);
prefixes.emplace_back(buf);