// Slice::compare
class MaxOperator : public MergeOperator {
public:
- virtual bool FullMergeV2(const MergeOperationInput& merge_in,
- MergeOperationOutput* merge_out) const override {
+ bool FullMergeV2(const MergeOperationInput& merge_in,
+ MergeOperationOutput* merge_out) const override {
Slice& max = merge_out->existing_operand;
if (merge_in.existing_value) {
max = Slice(merge_in.existing_value->data(),
return true;
}
- virtual bool PartialMerge(const Slice& /*key*/, const Slice& left_operand,
- const Slice& right_operand, std::string* new_value,
- Logger* /*logger*/) const override {
+ bool PartialMerge(const Slice& /*key*/, const Slice& left_operand,
+ const Slice& right_operand, std::string* new_value,
+ Logger* /*logger*/) const override {
if (left_operand.compare(right_operand) >= 0) {
new_value->assign(left_operand.data(), left_operand.size());
} else {
return true;
}
- virtual bool PartialMergeMulti(const Slice& /*key*/,
- const std::deque<Slice>& operand_list,
- std::string* new_value,
- Logger* /*logger*/) const override {
+ bool PartialMergeMulti(const Slice& /*key*/,
+ const std::deque<Slice>& operand_list,
+ std::string* new_value,
+ Logger* /*logger*/) const override {
Slice max;
for (const auto& operand : operand_list) {
if (max.compare(operand) < 0) {
return true;
}
- virtual const char* Name() const override { return "MaxOperator"; }
+ const char* Name() const override { return "MaxOperator"; }
};
} // end of anonymous namespace