1 | #include "duckdb/storage/table/table_index_list.hpp" |
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2 | #include "duckdb/storage/data_table.hpp" |
3 | #include "duckdb/common/types/conflict_manager.hpp" |
4 | #include "duckdb/execution/index/art/art.hpp" |
5 | |
6 | namespace duckdb { |
7 | void TableIndexList::AddIndex(unique_ptr<Index> index) { |
8 | D_ASSERT(index); |
9 | lock_guard<mutex> lock(indexes_lock); |
10 | indexes.push_back(x: std::move(index)); |
11 | } |
12 | |
13 | void TableIndexList::RemoveIndex(Index &index) { |
14 | lock_guard<mutex> lock(indexes_lock); |
15 | |
16 | for (idx_t index_idx = 0; index_idx < indexes.size(); index_idx++) { |
17 | auto &index_entry = indexes[index_idx]; |
18 | if (index_entry.get() == &index) { |
19 | indexes.erase(position: indexes.begin() + index_idx); |
20 | break; |
21 | } |
22 | } |
23 | } |
24 | |
25 | bool TableIndexList::Empty() { |
26 | lock_guard<mutex> lock(indexes_lock); |
27 | return indexes.empty(); |
28 | } |
29 | |
30 | idx_t TableIndexList::Count() { |
31 | lock_guard<mutex> lock(indexes_lock); |
32 | return indexes.size(); |
33 | } |
34 | |
35 | void TableIndexList::Move(TableIndexList &other) { |
36 | D_ASSERT(indexes.empty()); |
37 | indexes = std::move(other.indexes); |
38 | } |
39 | |
40 | Index *TableIndexList::FindForeignKeyIndex(const vector<PhysicalIndex> &fk_keys, ForeignKeyType fk_type) { |
41 | Index *result = nullptr; |
42 | Scan(callback: [&](Index &index) { |
43 | if (DataTable::IsForeignKeyIndex(fk_keys, index, fk_type)) { |
44 | result = &index; |
45 | } |
46 | return false; |
47 | }); |
48 | return result; |
49 | } |
50 | |
51 | void TableIndexList::VerifyForeignKey(const vector<PhysicalIndex> &fk_keys, DataChunk &chunk, |
52 | ConflictManager &conflict_manager) { |
53 | auto fk_type = conflict_manager.LookupType() == VerifyExistenceType::APPEND_FK |
54 | ? ForeignKeyType::FK_TYPE_PRIMARY_KEY_TABLE |
55 | : ForeignKeyType::FK_TYPE_FOREIGN_KEY_TABLE; |
56 | |
57 | // check whether or not the chunk can be inserted or deleted into the referenced table' storage |
58 | auto index = FindForeignKeyIndex(fk_keys, fk_type); |
59 | if (!index) { |
60 | throw InternalException("Internal Foreign Key error: could not find index to verify..."); |
61 | } |
62 | conflict_manager.SetIndexCount(1); |
63 | index->CheckConstraintsForChunk(input&: chunk, conflict_manager); |
64 | } |
65 | |
66 | vector<column_t> TableIndexList::GetRequiredColumns() { |
67 | lock_guard<mutex> lock(indexes_lock); |
68 | set<column_t> unique_indexes; |
69 | for (auto &index : indexes) { |
70 | for (auto col_index : index->column_ids) { |
71 | unique_indexes.insert(x: col_index); |
72 | } |
73 | } |
74 | vector<column_t> result; |
75 | result.reserve(n: unique_indexes.size()); |
76 | for (auto column_index : unique_indexes) { |
77 | result.emplace_back(args&: column_index); |
78 | } |
79 | return result; |
80 | } |
81 | |
82 | vector<BlockPointer> TableIndexList::SerializeIndexes(duckdb::MetaBlockWriter &writer) { |
83 | vector<BlockPointer> blocks_info; |
84 | for (auto &index : indexes) { |
85 | blocks_info.emplace_back(args: index->Serialize(writer)); |
86 | } |
87 | return blocks_info; |
88 | } |
89 | |
90 | } // namespace duckdb |
91 |