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LibSQL: Make TupleDescriptor a shared pointer instead of a stack object

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Tuple descriptors are basically the same for for example all rows in
a table. Makes sense to share them instead of copying them for every
single row.
This commit is contained in:
Jan de Visser 2021-07-13 13:47:08 -04:00 • committed by Andreas Kling
parent 9e225d2d05
commit a5e28f2897
17 changed files with 95 additions and 94 deletions
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5
Tests/LibSQL/TestSqlBtreeIndex.cpp
View file

@ -126,8 +126,8 @@ void insert_into_and_scan_btree(int num_keys);
NonnullRefPtr<SQL::BTree> setup_btree(SQL::Heap& heap)
{
SQL::TupleDescriptor tuple_descriptor;
tuple_descriptor.append({ "key_value", SQL::SQLType::Integer, SQL::Order::Ascending });
NonnullRefPtr<SQL::TupleDescriptor> tuple_descriptor = adopt_ref(*new SQL::TupleDescriptor);
tuple_descriptor->append({ "key_value", SQL::SQLType::Integer, SQL::Order::Ascending });
auto root_pointer = heap.user_value(0);
if (!root_pointer) {
@ -186,6 +186,7 @@ void insert_into_and_scan_btree(int num_keys)
k.set_pointer(pointers[ix]);
btree->insert(k);
}
#ifdef LIST_TREE
btree->list_tree();
#endif

6
Tests/LibSQL/TestSqlHashIndex.cpp
View file

@ -123,9 +123,9 @@ void insert_into_and_scan_hash_index(int num_keys);
NonnullRefPtr<SQL::HashIndex> setup_hash_index(SQL::Heap& heap)
{
SQL::TupleDescriptor tuple_descriptor;
tuple_descriptor.append({ "key_value", SQL::SQLType::Integer, SQL::Order::Ascending });
tuple_descriptor.append({ "text_value", SQL::SQLType::Text, SQL::Order::Ascending });
NonnullRefPtr<SQL::TupleDescriptor> tuple_descriptor = adopt_ref(*new SQL::TupleDescriptor);
tuple_descriptor->append({ "key_value", SQL::SQLType::Integer, SQL::Order::Ascending });
tuple_descriptor->append({ "text_value", SQL::SQLType::Text, SQL::Order::Ascending });
auto directory_pointer = heap.user_value(0);
if (!directory_pointer) {

24
Tests/LibSQL/TestSqlValueAndTuple.cpp
View file

@ -135,9 +135,9 @@ TEST_CASE(order_int_values)
TEST_CASE(tuple)
{
SQL::TupleDescriptor descriptor;
descriptor.append({ "col1", SQL::SQLType::Text, SQL::Order::Ascending });
descriptor.append({ "col2", SQL::SQLType::Integer, SQL::Order::Descending });
NonnullRefPtr<SQL::TupleDescriptor> descriptor = adopt_ref(*new SQL::TupleDescriptor);
descriptor->append({ "col1", SQL::SQLType::Text, SQL::Order::Ascending });
descriptor->append({ "col2", SQL::SQLType::Integer, SQL::Order::Descending });
SQL::Tuple tuple(descriptor);
tuple["col1"] = "Test";
@ -148,9 +148,9 @@ TEST_CASE(tuple)
TEST_CASE(serialize_tuple)
{
SQL::TupleDescriptor descriptor;
descriptor.append({ "col1", SQL::SQLType::Text, SQL::Order::Ascending });
descriptor.append({ "col2", SQL::SQLType::Integer, SQL::Order::Descending });
NonnullRefPtr<SQL::TupleDescriptor> descriptor = adopt_ref(*new SQL::TupleDescriptor);
descriptor->append({ "col1", SQL::SQLType::Text, SQL::Order::Ascending });
descriptor->append({ "col2", SQL::SQLType::Integer, SQL::Order::Descending });
SQL::Tuple tuple(descriptor);
tuple["col1"] = "Test";
@ -169,9 +169,9 @@ TEST_CASE(serialize_tuple)
TEST_CASE(copy_tuple)
{
SQL::TupleDescriptor descriptor;
descriptor.append({ "col1", SQL::SQLType::Text, SQL::Order::Ascending });
descriptor.append({ "col2", SQL::SQLType::Integer, SQL::Order::Descending });
NonnullRefPtr<SQL::TupleDescriptor> descriptor = adopt_ref(*new SQL::TupleDescriptor);
descriptor->append({ "col1", SQL::SQLType::Text, SQL::Order::Ascending });
descriptor->append({ "col2", SQL::SQLType::Integer, SQL::Order::Descending });
SQL::Tuple tuple(descriptor);
tuple["col1"] = "Test";
@ -187,9 +187,9 @@ TEST_CASE(copy_tuple)
TEST_CASE(compare_tuples)
{
SQL::TupleDescriptor descriptor;
descriptor.append({ "col1", SQL::SQLType::Text, SQL::Order::Ascending });
descriptor.append({ "col2", SQL::SQLType::Integer, SQL::Order::Descending });
NonnullRefPtr<SQL::TupleDescriptor> descriptor = adopt_ref(*new SQL::TupleDescriptor);
descriptor->append({ "col1", SQL::SQLType::Text, SQL::Order::Ascending });
descriptor->append({ "col2", SQL::SQLType::Integer, SQL::Order::Descending });
SQL::Tuple tuple1(descriptor);
tuple1["col1"] = "Test";