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[FLASH-781] Support Pessimistic Process In Lock CF (#367)
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solotzg authored Dec 25, 2019
1 parent 655e020 commit e405150
Showing 2 changed files with 9 additions and 1 deletion.
1 change: 0 additions & 1 deletion dbms/src/Storages/Transaction/ExtraCFData.h
Original file line number Diff line number Diff line change
@@ -13,7 +13,6 @@ using ExtraCFDataQueue = std::deque<std::shared_ptr<const TiKVValue>>;
template <typename Trait>
struct ExtraCFData
{
void add(const std::shared_ptr<const TiKVValue> &) {}
};

template <>
9 changes: 9 additions & 0 deletions dbms/src/Storages/Transaction/RegionCFDataBase.cpp
Original file line number Diff line number Diff line change
@@ -272,6 +272,15 @@ ExtraCFData<Trait> & RegionCFDataBase<Trait>::getExtra()
return extra;
}

template <>
RegionDataRes RegionCFDataBase<RegionLockCFDataTrait>::insert(
std::pair<RegionLockCFDataTrait::Key, RegionLockCFDataTrait::Value> && kv_pair)
{
// according to the process of pessimistic lock, just overwrite.
data.insert_or_assign(std::move(kv_pair.first), std::move(kv_pair.second));
return true;
}

template struct RegionCFDataBase<RegionWriteCFDataTrait>;
template struct RegionCFDataBase<RegionDefaultCFDataTrait>;
template struct RegionCFDataBase<RegionLockCFDataTrait>;

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