be/src/vec/functions/function_varbinary.h

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

#pragma once

#include "common/status.h"
#include "vec/columns/column_const.h"
#include "vec/columns/column_string.h"
#include "vec/columns/column_varbinary.h"
#include "vec/core/block.h"
#include "vec/core/types.h"
#include "vec/data_types/data_type_number.h"
#include "vec/data_types/data_type_string.h"
#include "vec/data_types/data_type_varbinary.h"
#include "vec/functions/function.h"
#include "vec/utils/varbinaryop_subbinary.h"

namespace doris::vectorized {
#include "common/compile_check_begin.h"

class FunctionSubBinary : public IFunction {
public:
    static constexpr auto name = "sub_binary";
    static FunctionPtr create() { return std::make_shared<FunctionSubBinary>(); }
    String get_name() const override { return name; }
    size_t get_number_of_arguments() const override { return 3; }
    DataTypePtr get_return_type_impl(const DataTypes& arguments) const override {
        return std::make_shared<DataTypeVarbinary>();
    }

    Status execute_impl(FunctionContext* context, Block& block, const ColumnNumbers& arguments,
                        uint32_t result, size_t input_rows_count) const override {
        SubBinaryUtil::sub_binary_execute(block, arguments, result, input_rows_count);
        return Status::OK();
    }
};

#include "common/compile_check_end.h"
} // namespace doris::vectorized