amorynan commented on code in PR #15966:
URL: https://github.com/apache/doris/pull/15966#discussion_r1089875811
##########
be/src/olap/types.h:
##########
@@ -430,6 +431,103 @@ class ArrayTypeInfo : public TypeInfo {
TypeInfoPtr _item_type_info;
const size_t _item_size;
};
+///====================== MapType Info ==========================///
+class MapTypeInfo : public TypeInfo {
+public:
+ explicit MapTypeInfo(TypeInfoPtr key_type_info, TypeInfoPtr
value_type_info)
+ : _key_type_info(std::move(key_type_info)),
_value_type_info(std::move(value_type_info)) {}
+ ~MapTypeInfo() override = default;
+
+ inline bool equal(const void* left, const void* right) const override {
+ auto l_value = reinterpret_cast<const MapValue*>(left);
+ auto r_value = reinterpret_cast<const MapValue*>(right);
+ return l_value->size() == r_value->size();
+ }
+
+ int cmp(const void* left, const void* right) const override {
+ auto l_value = reinterpret_cast<const MapValue*>(left);
+ auto r_value = reinterpret_cast<const MapValue*>(right);
+ uint32_t l_size = l_value->size();
+ uint32_t r_size = r_value->size();
+ if (l_size < r_size) {
+ return -1;
+ } else if (l_size > r_size) {
+ return 1;
+ } else {
+ return 0;
+ }
+ }
+
+ void shallow_copy(void* dest, const void* src) const override {
+ auto dest_value = reinterpret_cast<MapValue*>(dest);
+ auto src_value = reinterpret_cast<const MapValue*>(src);
+ dest_value->shallow_copy(src_value);
+ }
+
+ void deep_copy(void* dest, const void* src, MemPool* mem_pool) const
override {
+ DCHECK(false);
+
+ }
+
+ void copy_object(void* dest, const void* src, MemPool* mem_pool) const
override {
+ deep_copy(dest, src, mem_pool);
+ }
+
+ void direct_copy(void* dest, const void* src) const override {
+ CHECK(false);
+ }
+
+ void direct_copy(uint8_t** base, void* dest, const void* src) const {
+ CHECK(false);
+ }
+
+ void direct_copy_may_cut(void* dest, const void* src) const override {
direct_copy(dest, src); }
+
+ Status convert_from(void* dest, const void* src, const TypeInfo* src_type,
MemPool* mem_pool,
+ size_t variable_len = 0) const override {
+ return Status::Error<ErrorCode::NOT_IMPLEMENTED_ERROR>();
+ }
+
+ Status from_string(void* buf, const std::string& scan_key, const int
precision = 0,
+ const int scale = 0) const override {
+ return Status::Error<ErrorCode::NOT_IMPLEMENTED_ERROR>();
+ }
+
+ std::string to_string(const void* src) const override {
+ return "{}";
Review Comment:
done!
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