| 1 | #include "duckdb/execution/operator/persistent/physical_delete.hpp" |
|---|---|
| 2 | |
| 3 | #include "duckdb/execution/expression_executor.hpp" |
| 4 | #include "duckdb/storage/data_table.hpp" |
| 5 | |
| 6 | using namespace duckdb; |
| 7 | using namespace std; |
| 8 | |
| 9 | void PhysicalDelete::GetChunkInternal(ClientContext &context, DataChunk &chunk, PhysicalOperatorState *state) { |
| 10 | int64_t deleted_count = 0; |
| 11 | while (true) { |
| 12 | children[0]->GetChunk(context, state->child_chunk, state->child_state.get()); |
| 13 | if (state->child_chunk.size() == 0) { |
| 14 | break; |
| 15 | } |
| 16 | // delete data in the base table |
| 17 | // the row ids are given to us as the last column of the child chunk |
| 18 | table.Delete(tableref, context, state->child_chunk.data[row_id_index], state->child_chunk.size()); |
| 19 | deleted_count += state->child_chunk.size(); |
| 20 | } |
| 21 | |
| 22 | chunk.SetCardinality(1); |
| 23 | chunk.SetValue(0, 0, Value::BIGINT(deleted_count)); |
| 24 | |
| 25 | state->finished = true; |
| 26 | } |
| 27 |