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insert_query_builder optimizations

This commit is contained in:
sascha 2026-05-19 15:50:39 +02:00
parent 627af1d1a8
commit aa8da1f76f
1 changed files with 99 additions and 91 deletions
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190
include/matador/query/insert_query_builder.hpp
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@ -69,11 +69,13 @@ public:
return utils::failure(utils::error{error_code::UnknownType, "Unknown type for insert query"});
}
relation_steps_.clear();
processing_many_to_many_relations_.clear();
steps_.clear();
visited_.clear();
ptr_ = ptr;
const auto result = build_for(ptr, steps_);
const auto result = build_insert_steps(ptr, steps_);
ptr_.reset();
if (!result) {
return utils::failure(result.err());
@ -108,6 +110,9 @@ public:
object::collection<object::object_ptr<CollectionType>> &objects,
const char *join_column,
const utils::foreign_attributes &attr) {
if (join_column == nullptr) {
return;
}
if (!utils::is_cascade_type_set(attr.cascade(), utils::cascade_type::Insert)) {
return;
}
@ -115,18 +120,24 @@ public:
has_many_linker<ObjectType> linker(ptr_, join_column);
for (auto &obj : objects) {
if (obj.is_transient()) {
build_for(obj, relation_steps_);
const auto result = build_insert_steps(obj, relation_steps_);
if (!result) {
throw query_builder_exception(error_code::InvalidObject, "Invalid object");
}
}
access::process(linker, *obj);
}
}
template<class CollectionType>
void on_has_many(const char *id,
object::collection<CollectionType> &objects,
const char *join_column,
const utils::foreign_attributes &attr) {
if (id == nullptr || join_column == nullptr) {
return;
}
if (!utils::is_cascade_type_set(attr.cascade(), utils::cascade_type::Insert)) {
return;
}
@ -159,106 +170,42 @@ public:
return;
}
if (!utils::is_cascade_type_set(attr.cascade(), utils::cascade_type::Insert)) {
return;
}
if (processing_many_to_many_relations_.find(id) != processing_many_to_many_relations_.end()) {
return;
}
const auto it = schema_.find(std::string{id});
if (it == schema_.end()) {
throw query_builder_exception(error_code::UnknownType, "Unknown type");
}
using relation_value_type = object::many_to_many_relation<ObjectType, ForeignType>;
if (std::type_index(typeid(relation_value_type)) != it->second.node().info().type_index()) {
throw query_builder_exception(error_code::InvalidRelationType, "Invalid relation type");
}
const auto cit = contexts_by_type_.find(it->second.node().info().type_index());
if (cit == contexts_by_type_.end()) {
throw query_builder_exception(error_code::UnknownType, "Unknown type");
}
std::ignore = processing_many_to_many_relations_.insert(id);
std::vector<std::unique_ptr<insert_step>> insert_relation_steps;
for (auto &obj : objects) {
if (!obj) {
continue;
}
// Ensure target exists as dependency (deps first)
if (obj.is_transient()) {
build_for(obj, relation_steps_);
}
auto rel = object::make_object<relation_value_type>(join_column, inverse_join_column, ptr_, obj);
access::process(*this, *rel);
insert_relation_steps.push_back(std::make_unique<insert_step_relation<relation_value_type>>(cit->second.insert, rel));
}
relation_steps_.insert(relation_steps_.end(), std::make_move_iterator(insert_relation_steps.begin()), std::make_move_iterator(insert_relation_steps.end()));
processing_many_to_many_relations_.erase(id);
insert_many_to_many_relations<relation_value_type>(
id,
objects,
attr,
[this, join_column, inverse_join_column](const auto &obj) {
return object::make_object<relation_value_type>(join_column, inverse_join_column, ptr_, obj);
});
}
template<class ForeignType>
void on_has_many_to_many(const char *id, object::collection<object::object_ptr<ForeignType>> &objects, const utils::foreign_attributes &attr) {
if (!utils::is_cascade_type_set(attr.cascade(), utils::cascade_type::Insert)) {
return;
}
if (processing_many_to_many_relations_.find(id) != processing_many_to_many_relations_.end()) {
if (id == nullptr) {
return;
}
object::join_columns_collector collector;
auto join_columns = collector.collect<ForeignType>();
const auto it = schema_.find(std::string{id});
if (it == schema_.end()) {
throw query_builder_exception(error_code::UnknownType, "Unknown type");
if (join_columns.join_column.empty() || join_columns.inverse_join_column.empty()) {
return;
}
using relation_value_type = object::many_to_many_relation<ForeignType, ObjectType>;
if (std::type_index(typeid(relation_value_type)) != it->second.node().info().type_index()) {
throw query_builder_exception(error_code::InvalidRelationType, "Invalid relation type");
}
const auto cit = contexts_by_type_.find(it->second.node().info().type_index());
if (cit == contexts_by_type_.end()) {
throw query_builder_exception(error_code::UnknownType, "Unknown type");
}
std::ignore = processing_many_to_many_relations_.insert(id);
std::vector<std::unique_ptr<insert_step>> insert_relation_steps;
for (auto &obj : objects) {
if (!obj) {
continue;
}
// Ensure target exists as dependency (deps first)
if (obj.is_transient()) {
build_for(obj, relation_steps_);
}
auto rel = object::make_object<relation_value_type>(join_columns.inverse_join_column, join_columns.join_column, obj, ptr_);
access::process(*this, *rel);
insert_relation_steps.push_back(std::make_unique<insert_step_relation<relation_value_type>>(cit->second.insert, rel));
}
relation_steps_.insert(relation_steps_.end(), std::make_move_iterator(insert_relation_steps.begin()), std::make_move_iterator(insert_relation_steps.end()));
processing_many_to_many_relations_.erase(id);
insert_many_to_many_relations<relation_value_type>(
id,
objects,
attr,
[this, join_columns = std::move(join_columns)](const auto &obj) {
return object::make_object<relation_value_type>(join_columns.inverse_join_column, join_columns.join_column, obj, ptr_);
});
}
private:
template<class EntityType>
static std::pair<std::type_index, const void *> make_visit_key(const object::object_ptr<EntityType> &ptr) {
return {std::type_index(typeid(EntityType)), static_cast<const void *>(&(*ptr))};
static std::pair<std::type_index, const void *> make_visit_key(const EntityType &ptr) {
return {std::type_index(typeid(EntityType)), static_cast<const void *>(&ptr)};
}
struct visit_key_hash {
@ -271,12 +218,12 @@ private:
};
template<class EntityType>
utils::result<void, utils::error> build_for(const object::object_ptr<EntityType> &ptr, std::vector<std::unique_ptr<insert_step>> &steps) {
utils::result<void, utils::error> build_insert_steps(const object::object_ptr<EntityType> &ptr, std::vector<std::unique_ptr<insert_step>> &steps) {
if (!ptr) {
return utils::failure(utils::error{error_code::InvalidObject, "Object is null"});
}
const auto key = make_visit_key<EntityType>(ptr);
const auto key = make_visit_key<EntityType>(*ptr);
if (visited_.find(key) != visited_.end()) {
return utils::ok<void>();
}
@ -315,20 +262,81 @@ private:
return utils::ok<void>();
}
template<class LocalType, class ForeignType, class RelationFactory>
void insert_many_to_many_relations(const char *id,
object::collection<object::object_ptr<ForeignType>> &objects,
const utils::foreign_attributes &attr,
RelationFactory make_relation) {
if (!utils::is_cascade_type_set(attr.cascade(), utils::cascade_type::Insert)) {
return;
}
if (processing_many_to_many_relations_.find(id) != processing_many_to_many_relations_.end()) {
return;
}
const auto it = schema_.find(std::string{id});
if (it == schema_.end()) {
throw query_builder_exception(error_code::UnknownType, "Unknown type");
}
if (std::type_index(typeid(LocalType)) != it->second.node().info().type_index()) {
throw query_builder_exception(error_code::InvalidRelationType, "Invalid relation type");
}
const auto cit = contexts_by_type_.find(it->second.node().info().type_index());
if (cit == contexts_by_type_.end()) {
throw query_builder_exception(error_code::UnknownType, "Unknown type");
}
std::ignore = processing_many_to_many_relations_.insert(id);
std::vector<std::unique_ptr<insert_step>> insert_relation_steps;
for (auto &obj : objects) {
if (!obj) {
continue;
}
// Ensure target exists as dependency (deps first)
if (obj.is_transient()) {
const auto result = build_insert_steps(obj, relation_steps_);
if (!result) {
throw query_builder_exception(error_code::InvalidObject, "Invalid object");
}
}
auto rel = make_relation(obj);
access::process(*this, *rel);
insert_relation_steps.push_back(std::make_unique<insert_step_relation<LocalType>>(cit->second.insert, rel));
}
relation_steps_.insert(
relation_steps_.end(),
std::make_move_iterator(insert_relation_steps.begin()),
std::make_move_iterator(insert_relation_steps.end()));
processing_many_to_many_relations_.erase(id);
}
template<class Pointer>
void on_foreign_object(Pointer &obj, const utils::foreign_attributes & /*attr*/) {
void on_foreign_object(Pointer &obj, const utils::foreign_attributes &attr) {
if (!utils::is_cascade_type_set(attr.cascade(), utils::cascade_type::Insert)) {
return;
}
if (!obj) {
return;
}
// Dependency only matters if the referenced object must be inserted
if (obj.is_persistent()) {
return;
}
using dep_t = std::remove_reference_t<decltype(*obj)>;
build_for<dep_t>(obj, steps_);
const auto result = build_insert_steps<dep_t>(obj, steps_);
if (!result) {
throw query_builder_exception(error_code::InvalidObject, "Invalid object");
}
}
private:
const basic_schema &schema_;
const std::unordered_map<std::type_index, query_contexts> &contexts_by_type_;