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doris/be/src/vec/exprs/vectorized_fn_call.h

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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 "runtime/runtime_state.h"
#include "vec/exprs/vexpr.h"
#include "vec/functions/function.h"
namespace doris::vectorized {
class VectorizedFnCall : public VExpr {
public:
VectorizedFnCall(const TExprNode& node);
Status execute(VExprContext* context, Block* block, int* result_column_id) override;
Status prepare(RuntimeState* state, const RowDescriptor& desc, VExprContext* context) override;
Status open(RuntimeState* state, VExprContext* context,
FunctionContext::FunctionStateScope scope) override;
void close(RuntimeState* state, VExprContext* context,
FunctionContext::FunctionStateScope scope) override;
VExpr* clone(ObjectPool* pool) const override { return pool->add(new VectorizedFnCall(*this)); }
const std::string& expr_name() const override;
std::string debug_string() const override;
static std::string debug_string(const std::vector<VectorizedFnCall*>& exprs);
bool fast_execute(FunctionContext* context, Block& block, const ColumnNumbers& arguments,
size_t result, size_t input_rows_count);
private:
FunctionBasePtr _function;
bool _can_fast_execute = false;
std::string _expr_name;
};
} // namespace doris::vectorized