has many fetch with join

2025-02-19 14:51:42 +01:00
parent 784f6e768d
commit 8ab8274d93
19 changed files with 264 additions and 52 deletions
@@ -0,0 +1,30 @@
+#include "matador/sql/internal/query_result_pk_resolver.hpp"
+
+#include "matador/utils/value.hpp"
+
+namespace matador::sql::internal {
+void query_result_pk_resolver::on_primary_key(const char* id, std::string& /*value*/, const size_t size) {
+    if (!type_stack_.empty()) {
+        return;
+    }
+    std::string value;
+    utils::data_type_traits<std::string>::read_value(reader_, id, column_index_++, value, size);
+    pk_ = value;
+}
+
+void query_result_pk_resolver::on_attribute(const char *id, const utils::value &x, const utils::field_attributes &attr) {
+    if (is_constraint_set(attr.options(), utils::constraints::PRIMARY_KEY)) {
+        if (x.is_integer()) {
+            uint64_t val;
+            utils::data_type_traits<uint64_t>::read_value(reader_, id, column_index_++, val);
+            pk_ = val;
+        } else if (x.is_varchar()) {
+            std::string value;
+            utils::data_type_traits<std::string>::read_value(reader_, id, column_index_++, value, attr.size());
+            pk_ = value;
+        }
+    }
+    ++column_index_;
+}
+
+}