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Copy pathassert_num_rows_operator.h
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62 lines (48 loc) · 2.03 KB
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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 "exec/operator/operator.h"
namespace doris {
class AssertNumRowsLocalState final : public PipelineXLocalState<FakeSharedState> {
public:
ENABLE_FACTORY_CREATOR(AssertNumRowsLocalState);
AssertNumRowsLocalState(RuntimeState* state, OperatorXBase* parent)
: PipelineXLocalState<FakeSharedState>(state, parent) {}
~AssertNumRowsLocalState() = default;
private:
friend class AssertNumRowsOperatorX;
};
class AssertNumRowsOperatorX final : public StreamingOperatorX<AssertNumRowsLocalState> {
public:
AssertNumRowsOperatorX(ObjectPool* pool, const TPlanNode& tnode, int operator_id,
const DescriptorTbl& descs);
#ifdef BE_TEST
AssertNumRowsOperatorX() = default;
#endif
Status pull(RuntimeState* state, Block* block, bool* eos) override;
[[nodiscard]] bool is_source() const override { return false; }
DataDistribution required_data_distribution(RuntimeState* /*state*/) const override {
return {TLocalPartitionType::PASSTHROUGH};
}
private:
friend class AssertNumRowsLocalState;
int64_t _desired_num_rows;
const std::string _subquery_string;
TAssertion::type _assertion;
bool _should_convert_output_to_nullable;
};
} // namespace doris