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Only follow head of chain

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This commit is contained in:
jbajic 2023-02-02 16:07:16 +01:00
parent bf44618b7a
commit 4619a87e98
1 changed files with 8 additions and 0 deletions
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8
src/storage/v3/splitter.cpp
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@ -18,6 +18,7 @@
#include <set>
#include "storage/v3/config.hpp"
#include "storage/v3/delta.hpp"
#include "storage/v3/id_types.hpp"
#include "storage/v3/indices.hpp"
#include "storage/v3/key_store.hpp"
@ -154,6 +155,13 @@ void Splitter::AdjustClonedTransaction(Transaction &cloned_transaction, const Tr
auto cloned_delta_it = cloned_transaction.deltas.begin();
while (delta_it != transaction.deltas.end()) {
// We can safely ignore deltas which are not head of delta chain
if (delta_it->prev.Get().type == PreviousPtr::Type::DELTA ||
delta_it->prev.Get().type == PreviousPtr::Type::NULLPTR) {
++delta_it;
++cloned_delta_it;
continue;
}
// Only start iterating through deltas that are head of delta chain
// => they have prev pointer to vertex/edge
const auto *delta = &*delta_it;