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Update src/storage/v3/shard.cpp

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Co-authored-by: Tyler Neely <tyler.neely@memgraph.io>
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Jure Bajic 2023-02-07 14:12:21 +01:00 committed by GitHub
parent dc48b4ae9b
commit a71447e6a0
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src/storage/v3/shard.cpp
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@ -1105,6 +1105,8 @@ void Shard::StoreMapping(std::unordered_map<uint64_t, std::string> id_to_name) {
std::optional<SplitInfo> Shard::ShouldSplit() const noexcept {
if (vertices_.size() > config_.split.max_shard_vertex_size) {
auto mid_elem = vertices_.begin();
// TODO(tyler) the first time we calculate the split point, we should store it so that we don't have to
// iterate over half of the entire index each time Cron is run until the split succeeds.
std::ranges::advance(mid_elem, static_cast<VertexContainer::difference_type>(vertices_.size() / 2));
return SplitInfo{mid_elem->first, shard_version_};
}