42 lines
1.5 KiB
C++
42 lines
1.5 KiB
C++
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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#include "exec/exec_node.h"
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#include "gen_cpp/PlanNodes_types.h"
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namespace doris {
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// Node for assert row count
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class AssertNumRowsNode : public ExecNode {
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public:
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AssertNumRowsNode(ObjectPool* pool, const TPlanNode& tnode, const DescriptorTbl& descs);
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virtual ~AssertNumRowsNode() {};
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virtual Status init(const TPlanNode& tnode, RuntimeState* state = nullptr);
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virtual Status prepare(RuntimeState* state);
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virtual Status open(RuntimeState* state);
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virtual Status get_next(RuntimeState* state, RowBatch* row_batch, bool* eos);
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virtual Status close(RuntimeState* state);
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private:
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int64_t _desired_num_rows;
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const std::string _subquery_string;
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TAssertion::type _assertion;
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};
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} // namespace doris
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