| 1 | #include "duckdb/transaction/cleanup_state.hpp" | 
|---|---|
| 2 | #include "duckdb/transaction/delete_info.hpp" | 
| 3 | #include "duckdb/transaction/update_info.hpp" | 
| 4 | |
| 5 | #include "duckdb/storage/data_table.hpp" | 
| 6 | |
| 7 | #include "duckdb/catalog/catalog.hpp" | 
| 8 | #include "duckdb/catalog/dependency_manager.hpp" | 
| 9 | #include "duckdb/storage/table/chunk_info.hpp" | 
| 10 | #include "duckdb/storage/table/update_segment.hpp" | 
| 11 | |
| 12 | namespace duckdb { | 
| 13 | |
| 14 | CleanupState::CleanupState() : current_table(nullptr), count(0) { | 
| 15 | } | 
| 16 | |
| 17 | CleanupState::~CleanupState() { | 
| 18 | Flush(); | 
| 19 | } | 
| 20 | |
| 21 | void CleanupState::CleanupEntry(UndoFlags type, data_ptr_t data) { | 
| 22 | switch (type) { | 
| 23 | case UndoFlags::CATALOG_ENTRY: { | 
| 24 | auto catalog_entry = Load<CatalogEntry *>(ptr: data); | 
| 25 | D_ASSERT(catalog_entry); | 
| 26 | D_ASSERT(catalog_entry->set); | 
| 27 | catalog_entry->set->CleanupEntry(catalog_entry&: *catalog_entry); | 
| 28 | break; | 
| 29 | } | 
| 30 | case UndoFlags::DELETE_TUPLE: { | 
| 31 | auto info = reinterpret_cast<DeleteInfo *>(data); | 
| 32 | CleanupDelete(info&: *info); | 
| 33 | break; | 
| 34 | } | 
| 35 | case UndoFlags::UPDATE_TUPLE: { | 
| 36 | auto info = reinterpret_cast<UpdateInfo *>(data); | 
| 37 | CleanupUpdate(info&: *info); | 
| 38 | break; | 
| 39 | } | 
| 40 | default: | 
| 41 | break; | 
| 42 | } | 
| 43 | } | 
| 44 | |
| 45 | void CleanupState::CleanupUpdate(UpdateInfo &info) { | 
| 46 | // remove the update info from the update chain | 
| 47 | // first obtain an exclusive lock on the segment | 
| 48 | info.segment->CleanupUpdate(info); | 
| 49 | } | 
| 50 | |
| 51 | void CleanupState::CleanupDelete(DeleteInfo &info) { | 
| 52 | auto version_table = info.table; | 
| 53 | D_ASSERT(version_table->info->cardinality >= info.count); | 
| 54 | version_table->info->cardinality -= info.count; | 
| 55 | |
| 56 | if (version_table->info->indexes.Empty()) { | 
| 57 | // this table has no indexes: no cleanup to be done | 
| 58 | return; | 
| 59 | } | 
| 60 | |
| 61 | if (current_table != version_table) { | 
| 62 | // table for this entry differs from previous table: flush and switch to the new table | 
| 63 | Flush(); | 
| 64 | current_table = version_table; | 
| 65 | } | 
| 66 | |
| 67 | // possibly vacuum any indexes in this table later | 
| 68 | indexed_tables[current_table->info->table] = current_table; | 
| 69 | |
| 70 | count = 0; | 
| 71 | for (idx_t i = 0; i < info.count; i++) { | 
| 72 | row_numbers[count++] = info.vinfo->start + info.rows[i]; | 
| 73 | } | 
| 74 | Flush(); | 
| 75 | } | 
| 76 | |
| 77 | void CleanupState::Flush() { | 
| 78 | if (count == 0) { | 
| 79 | return; | 
| 80 | } | 
| 81 | |
| 82 | // set up the row identifiers vector | 
| 83 | Vector row_identifiers(LogicalType::ROW_TYPE, data_ptr_cast(src: row_numbers)); | 
| 84 | |
| 85 | // delete the tuples from all the indexes | 
| 86 | try { | 
| 87 | current_table->RemoveFromIndexes(row_identifiers, count); | 
| 88 | } catch (...) { | 
| 89 | } | 
| 90 | |
| 91 | count = 0; | 
| 92 | } | 
| 93 | |
| 94 | } // namespace duckdb | 
| 95 | 
