amorynan commented on code in PR #47126:
URL: https://github.com/apache/doris/pull/47126#discussion_r1919891884
##########
be/src/vec/functions/function_ip.h:
##########
@@ -1335,6 +1335,50 @@ class FunctionCutIPv6 : public IFunction {
}
};
+class FunctionIPv6FromUInt128StringOrNull : public IFunction {
+public:
+ static constexpr auto name = "ipv6_from_uint128_string_or_null";
+ static FunctionPtr create() { return
std::make_shared<FunctionIPv6FromUInt128StringOrNull>(); }
+
+ String get_name() const override { return name; }
+
+ size_t get_number_of_arguments() const override { return 1; }
+
+ DataTypePtr get_return_type_impl(const DataTypes& arguments) const
override {
+ return
std::make_shared<DataTypeNullable>(std::make_shared<DataTypeIPv6>());
+ }
+
+ Status execute_impl(FunctionContext* context, Block& block, const
ColumnNumbers& arguments,
+ uint32_t result, size_t input_rows_count) const
override {
+ const auto& ipv6_column_with_type_and_name =
block.get_by_position(arguments[0]);
+ const auto& [ipv6_column, ipv6_const] =
+ unpack_if_const(ipv6_column_with_type_and_name.column);
+ const auto* ipv6_addr_column = assert_cast<const
ColumnString*>(ipv6_column.get());
+ // result is nullable column
+ auto col_res =
ColumnNullable::create(ColumnIPv6::create(input_rows_count, 0),
+
ColumnUInt8::create(input_rows_count, 1));
+ auto& col_res_data =
assert_cast<ColumnIPv6*>(&col_res->get_nested_column())->get_data();
+ auto& res_null_map_data = col_res->get_null_map_data();
+
+ for (size_t i = 0; i < input_rows_count; ++i) {
+ IPv6 ipv6 = 0;
+ auto ipv6_idx = index_check_const(i, ipv6_const);
+ StringRef uint128_string = ipv6_addr_column->get_data_at(ipv6_idx);
+ if (!IPv6Value::from_uint128_string(ipv6, uint128_string.data,
uint128_string.size)) {
+ LOG(WARNING) << "Invalid uin128 IPv6 value '" <<
uint128_string.to_string_view()
Review Comment:
done!
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