49 lines
1.8 KiB
C++
49 lines
1.8 KiB
C++
// 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/exprs/vexpr.h"
|
|
|
|
namespace doris::vectorized {
|
|
class VTupleIsNullPredicate final : public VExpr {
|
|
public:
|
|
explicit VTupleIsNullPredicate(const TExprNode& node);
|
|
~VTupleIsNullPredicate() override = default;
|
|
doris::Status execute(VExprContext* context, doris::vectorized::Block* block,
|
|
int* result_column_id) override;
|
|
doris::Status prepare(doris::RuntimeState* state, const doris::RowDescriptor& desc,
|
|
VExprContext* context) override;
|
|
|
|
VExpr* clone(doris::ObjectPool* pool) const override {
|
|
return pool->add(new VTupleIsNullPredicate(*this));
|
|
}
|
|
|
|
[[nodiscard]] bool is_constant() const override { return false; }
|
|
|
|
[[nodiscard]] const std::string& expr_name() const override;
|
|
|
|
private:
|
|
std::string _expr_name;
|
|
std::vector<TupleId> _tuple_ids;
|
|
std::vector<uint32_t> _column_to_check;
|
|
|
|
private:
|
|
static const constexpr char* function_name = "tuple_is_null";
|
|
};
|
|
} // namespace doris::vectorized
|