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Add e2e search example

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This commit is contained in:
Ante Pušić 2024-01-16 00:35:46 +01:00
parent 085b5b8284
commit 5c23e313e4
1 changed files with 30 additions and 3 deletions
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33
src/storage/v2/indices/text_index.cpp
View File

@ -12,6 +12,7 @@
#include "storage/v2/indices/text_index.hpp"
#include "query/db_accessor.hpp"
#include "storage/v2/mgcxx_mock.hpp"
#include "storage/v2/view.hpp"
#include "text_search.hpp"
namespace memgraph::storage {
@ -42,9 +43,35 @@ bool TextIndex::CreateIndex(std::string index_name, LabelId label, memgraph::que
index_.emplace(index_name, memcxx::text_search::create_index(
index_name, memcxx::text_search::IndexConfig{.mappings = mappings.dump()}));
label_to_index_.emplace(label, index_name);
return true;
// TODO add documents (indexable nodes) to index
bool has_schema = false;
std::vector<std::pair<PropertyId, std::string>> indexed_properties{};
for (const auto &v : db->Vertices(View::OLD)) {
if (!has_schema) [[unlikely]] {
for (const auto &[prop_id, prop_val] : v.Properties(View::OLD).GetValue()) {
if (prop_val.IsString()) {
indexed_properties.emplace_back(std::pair<PropertyId, std::string>{prop_id, db->PropertyToName(prop_id)});
}
}
has_schema = true;
}
nlohmann::json document = {};
nlohmann::json properties = {};
for (const auto &[prop_id, prop_name] : indexed_properties) {
properties[prop_name] = v.GetProperty(View::OLD, prop_id).GetValue().ValueString();
}
document["data"] = properties;
document["metadata"] = {};
document["metadata"]["gid"] = v.Gid().AsInt();
// TODO add txid
document["metadata"]["deleted"] = false;
document["metadata"]["is_node"] = true;
memcxx::text_search::add(index_.at(index_name), memcxx::text_search::DocumentInput{.data = document.dump()}, false);
}
return true;
}
bool TextIndex::DropIndex(std::string index_name) {
@ -65,7 +92,7 @@ std::vector<Gid> TextIndex::Search(std::string index_name, std::string search_qu
std::vector<Gid> found_nodes;
for (const auto &doc : memcxx::text_search::search(index_.at(index_name), input).docs) {
found_nodes.push_back(storage::Gid::FromString(doc.data.data()));
found_nodes.push_back(storage::Gid::FromString(nlohmann::json::parse(doc.data.data())["metadata"]["gid"].dump()));
}
return found_nodes;
}