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9 changes: 6 additions & 3 deletions be/src/olap/reader.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -91,14 +91,16 @@ std::string Reader::KeysParam::to_string() const {
return ss.str();
}

Reader::Reader() : _collect_iter(new CollectIterator()) {
_tracker.reset(new MemTracker(-1));
_predicate_mem_pool.reset(new MemPool(_tracker.get()));
}

Reader::~Reader() {
close();
}

OLAPStatus Reader::init(const ReaderParams& read_params) {
_tracker.reset(new MemTracker(-1, read_params.tablet->full_name()));
_predicate_mem_pool.reset(new MemPool(_tracker.get()));

OLAPStatus res = _init_params(read_params);
if (res != OLAP_SUCCESS) {
LOG(WARNING) << "fail to init reader when init params. res:" << res
Expand Down Expand Up @@ -169,6 +171,7 @@ OLAPStatus Reader::_direct_next_row(RowCursor* row_cursor, MemPool* mem_pool, Ob
}
return OLAP_SUCCESS;
}

OLAPStatus Reader::_direct_agg_key_next_row(RowCursor* row_cursor, MemPool* mem_pool,
ObjectPool* agg_pool, bool* eof) {
if (UNLIKELY(_next_key == nullptr)) {
Expand Down
2 changes: 1 addition & 1 deletion be/src/olap/reader.h
Original file line number Diff line number Diff line change
Expand Up @@ -81,7 +81,7 @@ struct ReaderParams {

class Reader {
public:
Reader() = default;
Reader();
~Reader();

// Initialize Reader with tablet, data version and fetch range.
Expand Down