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doris/be/src/vec/exec/vassert_num_rows_node.h
2022-02-19 11:29:02 +08:00

43 lines
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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.
#include "exec/exec_node.h"
#include "gen_cpp/PlanNodes_types.h"
namespace doris::vectorized {
class Block;
// Node for assert row count
class VAssertNumRowsNode : public ExecNode {
public:
VAssertNumRowsNode(ObjectPool* pool, const TPlanNode& tnode, const DescriptorTbl& descs);
Status get_next(RuntimeState* state, RowBatch* row_batch, bool* eos) override {
return Status::NotSupported("Not Implemented VAnalyticEvalNode::get_next.");
}
virtual Status open(RuntimeState* state) override;
virtual Status get_next(RuntimeState* state, Block* block, bool* eos) override;
private:
int64_t _desired_num_rows;
const std::string _subquery_string;
TAssertion::type _assertion;
};
} // namespace doris::vectorized