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doris/be/src/vec/aggregate_functions/aggregate_function_reader.h
zhangstar333 1f30e563a7 [refactor][vectorized] refactor first/last value agg functions (#10661)
* refactor first and last
[refactor][vectorized] refactor first/last value agg functions

* add some change

* remove first/last about always nullable

* remove always nullable and register it

* refactor value remove bool null flag

* refactor win first last to ptr and pos
2022-07-30 18:38:56 +08:00

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// 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 "vec/aggregate_functions/aggregate_function_bitmap.h"
#include "vec/aggregate_functions/aggregate_function_hll_union_agg.h"
#include "vec/aggregate_functions/aggregate_function_min_max.h"
#include "vec/aggregate_functions/aggregate_function_reader_first_last.h"
#include "vec/aggregate_functions/aggregate_function_simple_factory.h"
#include "vec/aggregate_functions/aggregate_function_sum.h"
namespace doris::vectorized {
static auto constexpr AGG_READER_SUFFIX = "_reader";
static auto constexpr AGG_LOAD_SUFFIX = "_load";
void register_aggregate_function_reader_load(AggregateFunctionSimpleFactory& factory);
void register_aggregate_function_replace_reader_load(AggregateFunctionSimpleFactory& factory);
} // namespace doris::vectorized