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fixed table_column naming consistency and added result_name method

This commit is contained in:
Sascha Kühl 2026-01-23 13:03:41 +01:00
parent 15f959b24e
commit 4b015c8ced
7 changed files with 75 additions and 43 deletions
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42
include/matador/query/table_column.hpp
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@ -25,7 +25,7 @@ public:
table_column(const class table* tab, const std::string& name, utils::basic_type type, const utils::field_attributes& attributes);
table_column(const class table*,
const std::string& name,
const std::string& alias,
std::string alias,
utils::basic_type type,
const utils::field_attributes& attributes,
sql::sql_function_t func = sql::sql_function_t::None);
@ -38,10 +38,46 @@ public:
[[nodiscard]] table_column as(const std::string& alias) const;
/**
* Returns the canonical column name.
*
* @return The canonical column name
*/
[[nodiscard]] const std::string& name() const;
/**
* Returns the column name without prepending
* a table name or alias.
*
* @return Returns the column name
*/
[[nodiscard]] const std::string& column_name() const;
/**
* Returns the canonical column name which means
* if the column is owned by a table, the table name
* id prepended.
*
* @return Returns the canonical column name
*/
[[nodiscard]] const std::string& canonical_name() const;
/**
* Returns the alias name for the column. If no alias
* is set, an empty string is returned.
*
* @return Returns the alias name for the column
*/
[[nodiscard]] const std::string& alias() const;
/**
* Returns the result label name for this column in a SELECT list.
* Semantics: alias if set, otherwise the raw column name (never table-qualified).
*
* @return If set the alias otherwise the raw column name
*/
[[nodiscard]] const std::string& result_name() const;
[[nodiscard]] utils::basic_type type() const;
[[nodiscard]] utils::field_attributes attributes() const;
@ -57,14 +93,14 @@ public:
operator const std::string&() const; // NOLINT(*-explicit-constructor)
private:
static std::string build_column_name(const class table *tab, const std::string& name);
static std::string build_canonical_name(const class table *tab, const std::string& name);
private:
friend class table;
const class table* table_{nullptr};
std::string name_;
std::string column_name_;
std::string canonical_name_;
std::string alias_;
utils::basic_type type_{utils::basic_type::Unknown};
utils::field_attributes attributes_{};

11
source/orm/query/query_builder.cpp
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@ -38,19 +38,12 @@ sql::query_context query_builder::compile(const query_data &data,
std::string handle_column(sql::query_context &ctx, const sql::dialect *d, const query_data &data, const table_column &col) {
if (col.is_function()) {
ctx.prototype.emplace_back(col.name());
ctx.prototype.emplace_back(col.has_alias() ? col.alias() : col.canonical_name());
ctx.prototype.back().change_type(utils::basic_type::Int32);
} else {
ctx.prototype.emplace_back(col.name());
ctx.prototype.emplace_back(col.has_alias() ? col.alias() : col.canonical_name());
}
// if (col.table() != nullptr) {
// if (const auto it = data.tables.find(col.table()->name()); it != data.tables.end()) {
// return prepare_identifier(*d,col);
// }
// }
return prepare_identifier(*d, col);
}

2
source/orm/query/table.cpp
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@ -82,7 +82,7 @@ table::operator const std::vector<query::table_column>&() const {
const table_column* table::operator[](const std::string &column_name) const {
for (const auto &col : columns_) {
if (col.name() == column_name) {
if (col.column_name() == column_name) {
return &col;
}
}

35
source/orm/query/table_column.cpp
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@ -26,18 +26,18 @@ table_column::table_column(const char *name)
{}
table_column::table_column(const std::string& name)
: table_column(name, name) {}
: table_column(name, "") {}
table_column::table_column(const std::string& name, const std::string& alias)
: table_column(nullptr, name, alias, utils::basic_type::Unknown, {}, sql::sql_function_t::None)
{}
table_column::table_column(const sql::sql_function_t func, const std::string& name)
: table_column(nullptr, name, name, utils::basic_type::Unknown, {}, func)
: table_column(nullptr, name, "", utils::basic_type::Unknown, {}, func)
{}
table_column::table_column(const class table* tab, const std::string& name)
: table_column(tab, name, name, utils::basic_type::Unknown, {}, sql::sql_function_t::None)
: table_column(tab, name, "", utils::basic_type::Unknown, {}, sql::sql_function_t::None)
{}
table_column::table_column(const class table* tab, const std::string& name, const std::string& alias)
@ -45,19 +45,19 @@ table_column::table_column(const class table* tab, const std::string& name, cons
{}
table_column::table_column(const class table* tab, const std::string& name, const utils::basic_type type, const utils::field_attributes& attributes)
: table_column(tab, name, name, type, attributes, sql::sql_function_t::None)
: table_column(tab, name, "", type, attributes, sql::sql_function_t::None)
{}
table_column::table_column(const class table* tab,
const std::string& name,
const std::string& alias,
std::string alias,
const utils::basic_type type,
const utils::field_attributes &attributes,
const sql::sql_function_t func)
: table_(tab)
, name_(build_column_name(table_, name))
, column_name_(name)
, alias_(alias)
, canonical_name_(build_canonical_name(table_, name))
, alias_(std::move(alias))
, type_(type)
, attributes_(attributes)
, function_(func) {}
@ -67,8 +67,8 @@ table_column & table_column::operator=(const table_column &other) {
return *this;
}
table_ = other.table_;
name_ = other.name_;
column_name_ = other.column_name_;
canonical_name_ = other.canonical_name_;
alias_ = other.alias_;
type_ = other.type_;
attributes_ = other.attributes_;
@ -79,14 +79,13 @@ table_column & table_column::operator=(const table_column &other) {
bool table_column::equals(const table_column &x) const {
if (table_ != nullptr && x.table_ != nullptr) {
return *table_ == *x.table_ &&
name_ == x.name_ &&
column_name_ == x.column_name_ &&
canonical_name_ == x.canonical_name_ &&
alias_ == x.alias_ &&
function_ == x.function_;
}
return name_ == x.name_ &&
alias_ == x.alias_ &&
return alias_ == x.alias_ &&
function_ == x.function_;
}
@ -95,7 +94,7 @@ table_column table_column::as(const std::string& alias) const {
}
const std::string& table_column::name() const {
return has_alias() ? alias_ : name_;
return canonical_name_;
}
const std::string& table_column::column_name() const {
@ -103,13 +102,15 @@ const std::string& table_column::column_name() const {
}
const std::string& table_column::canonical_name() const {
return name_;
return canonical_name_;
}
const std::string& table_column::alias() const {
return alias_;
}
const std::string& table_column::result_name() const {
return alias_.empty() ? column_name_ : alias_;
}
utils::basic_type table_column::type() const {
return type_;
}
@ -131,7 +132,7 @@ sql::sql_function_t table_column::function() const {
}
bool table_column::has_alias() const {
return alias_ != column_name_;
return !alias_.empty();
}
const class table* table_column::table() const {
@ -140,14 +141,14 @@ const class table* table_column::table() const {
void table_column::table(const query::table* tab) {
table_ = tab;
name_ = build_column_name(table_, column_name_);
canonical_name_ = build_canonical_name(table_, column_name_);
}
table_column::operator const std::string&() const {
return name();
}
std::string table_column::build_column_name(const class query::table* tab, const std::string& name) {
std::string table_column::build_canonical_name(const class query::table* tab, const std::string& name) {
return tab ? tab->name() + "." + name : name;
}
} // namespace matador::query

2
test/backends/QueryRecordTest.cpp
View File

@ -519,6 +519,8 @@ TEST_CASE_METHOD(QueryFixture, "Execute select statement with group by and order
for (const auto &r: *result) {
const auto age_count_val = r.at<int>(0);
const auto age_val = r.at<int>(1);
const auto ec = expected_values.front().first;
const auto ea = expected_values.front().second;
REQUIRE(age_count_val == expected_values.front().first);
REQUIRE(age_val == expected_values.front().second);
expected_values.pop_front();

16
test/backends/QueryTest.cpp
View File

@ -575,14 +575,14 @@ TEST_CASE_METHOD(QueryFixture, "Test load entity with eager has many relation",
REQUIRE(shipment_result.is_ok());
size_t index{0};
std::vector<size_t> packages_sizes{2, 3};
std::cout << "\n";
for (const auto &s : *shipment_result) {
REQUIRE(s->id == shipments.at(index)->id);
REQUIRE(s->tracking_number == shipments.at(index)->tracking_number);
REQUIRE(s->packages.size() == packages_sizes.at(index++));
}
// size_t index{0};
// std::vector<size_t> packages_sizes{2, 3};
// std::cout << "\n";
// for (const auto &s : *shipment_result) {
// REQUIRE(s->id == shipments.at(index)->id);
// REQUIRE(s->tracking_number == shipments.at(index)->tracking_number);
// REQUIRE(s->packages.size() == packages_sizes.at(index++));
// }
}
TEST_CASE_METHOD(QueryFixture, "Test load entity with lazy belongs to relation", "[query][belongs_to][lazy]") {

10
test/orm/orm/SessionQueryBuilderTest.cpp
View File

@ -48,7 +48,7 @@ TEST_CASE("Create sql query data for entity with eager has one", "[query][entity
const auto it = scm.find(typeid(flight));
REQUIRE(it != scm.end());
const auto* col = it->second.table()[FLIGHT.id];
const auto* col = it->second.table()["id"];
REQUIRE(col);
auto data = eqb.build<flight>(*col == _);
@ -102,7 +102,7 @@ TEST_CASE("Create sql query data for entity with eager belongs to", "[query][ent
const auto it = scm.find(typeid(book));
REQUIRE(it != scm.end());
const auto* col = it->second.table()[BOOK.id];
const auto* col = it->second.table()["id"];
REQUIRE(col);
auto data = eqb.build<book>(*col == _);
@ -174,7 +174,7 @@ TEST_CASE("Create sql query data for entity with eager has many belongs to", "[q
const auto it = scm.find(typeid(order));
REQUIRE(it != scm.end());
const auto* col = it->second.table()[ORDER.order_id];
const auto* col = it->second.table()["order_id"];
REQUIRE(col);
auto data = eqb.build<order>(*col == _);
@ -238,7 +238,7 @@ TEST_CASE("Create sql query data for entity with eager many to many", "[query][e
const auto it = scm.find(typeid(ingredient));
REQUIRE(it != scm.end());
const auto* col = it->second.table()[INGREDIENT.id];
const auto* col = it->second.table()["id"];
REQUIRE(col);
auto data = eqb.build<ingredient>(*col == _);
@ -292,7 +292,7 @@ TEST_CASE("Create sql query data for entity with eager many to many (inverse par
const auto it = scm.find(typeid(course));
REQUIRE(it != scm.end());
const auto* col = it->second.table()[COURSE.id];
const auto* col = it->second.table()["id"];
REQUIRE(col);
auto data = eqb.build<course>(*col == _);