| 128 | } |
| 129 | |
| 130 | void QueryState::ReleaseBackendResources() { |
| 131 | DCHECK(!released_backend_resources_); |
| 132 | // Clean up temporary files. |
| 133 | if (file_group_ != nullptr) file_group_->Close(); |
| 134 | if (filter_bank_ != nullptr) filter_bank_->Close(); |
| 135 | // Release any remaining reservation. |
| 136 | if (initial_reservations_ != nullptr) initial_reservations_->ReleaseResources(); |
| 137 | if (buffer_reservation_ != nullptr) buffer_reservation_->Close(); |
| 138 | if (desc_tbl_ != nullptr) desc_tbl_->ReleaseResources(); |
| 139 | // Release any memory associated with codegen. |
| 140 | for (auto& elem : fragment_state_map_) { |
| 141 | elem.second->ReleaseResources(); |
| 142 | } |
| 143 | // Mark the query as finished on the query MemTracker so that admission control will |
| 144 | // not consider the whole query memory limit to be "reserved". |
| 145 | query_mem_tracker_->set_query_exec_finished(); |
| 146 | // At this point query execution should not be consuming any resources but some tracked |
| 147 | // memory may still be used by the ClientRequestState for result caching. The query |
| 148 | // MemTracker will be closed later when this QueryState is torn down. |
| 149 | released_backend_resources_ = true; |
| 150 | } |
| 151 | |
| 152 | QueryState::~QueryState() { |
| 153 | DCHECK_EQ(refcnt_.Load(), 0); |
nothing calls this directly
no test coverage detected