19 #include <unordered_set>
29 const std::unordered_set<int>& aggregate,
30 const std::unordered_set<int>& next_result)
const override {
32 result.insert(next_result.begin(), next_result.end());
std::unordered_set< int > visitColumnVar(const Analyzer::ColumnVar *column) const override
std::unordered_set< int > aggregateResult(const std::unordered_set< int > &aggregate, const std::unordered_set< int > &next_result) const override
const shared::ColumnKey & getColumnKey() const