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[pipelineX](feature) support assert rows num operator (apache#23857)
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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. | ||
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| #include "assert_num_rows_operator.h" | ||
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| namespace doris::pipeline { | ||
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| OperatorPtr AssertNumRowsOperatorBuilder::build_operator() { | ||
| return std::make_shared<AssertNumRowsOperator>(this, _node); | ||
| } | ||
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| AssertNumRowsOperatorX::AssertNumRowsOperatorX(ObjectPool* pool, const TPlanNode& tnode, | ||
| const DescriptorTbl& descs) | ||
| : StreamingOperatorX<AssertNumRowsLocalState>(pool, tnode, descs), | ||
| _desired_num_rows(tnode.assert_num_rows_node.desired_num_rows), | ||
| _subquery_string(tnode.assert_num_rows_node.subquery_string) { | ||
| if (tnode.assert_num_rows_node.__isset.assertion) { | ||
| _assertion = tnode.assert_num_rows_node.assertion; | ||
| } else { | ||
| _assertion = TAssertion::LE; // just compatible for the previous code | ||
| } | ||
| } | ||
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| Status AssertNumRowsOperatorX::pull(doris::RuntimeState* state, vectorized::Block* block, | ||
| SourceState& source_state) { | ||
| auto& local_state = state->get_local_state(id())->cast<AssertNumRowsLocalState>(); | ||
| local_state.add_num_rows_returned(block->rows()); | ||
| int64_t num_rows_returned = local_state.num_rows_returned(); | ||
| bool assert_res = false; | ||
| switch (_assertion) { | ||
| case TAssertion::EQ: | ||
| assert_res = num_rows_returned == _desired_num_rows; | ||
| break; | ||
| case TAssertion::NE: | ||
| assert_res = num_rows_returned != _desired_num_rows; | ||
| break; | ||
| case TAssertion::LT: | ||
| assert_res = num_rows_returned < _desired_num_rows; | ||
| break; | ||
| case TAssertion::LE: | ||
| assert_res = num_rows_returned <= _desired_num_rows; | ||
| break; | ||
| case TAssertion::GT: | ||
| assert_res = num_rows_returned > _desired_num_rows; | ||
| break; | ||
| case TAssertion::GE: | ||
| assert_res = num_rows_returned >= _desired_num_rows; | ||
| break; | ||
| default: | ||
| break; | ||
| } | ||
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| if (!assert_res) { | ||
| auto to_string_lambda = [](TAssertion::type assertion) { | ||
| std::map<int, const char*>::const_iterator it = | ||
| _TAssertion_VALUES_TO_NAMES.find(assertion); | ||
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| if (it == _TAggregationOp_VALUES_TO_NAMES.end()) { | ||
| return "NULL"; | ||
| } else { | ||
| return it->second; | ||
| } | ||
| }; | ||
| LOG(INFO) << "Expected " << to_string_lambda(_assertion) << " " << _desired_num_rows | ||
| << " to be returned by expression " << _subquery_string; | ||
| return Status::Cancelled("Expected {} {} to be returned by expression {}", | ||
| to_string_lambda(_assertion), _desired_num_rows, _subquery_string); | ||
| } | ||
| COUNTER_SET(local_state.rows_returned_counter(), local_state.num_rows_returned()); | ||
| return Status::OK(); | ||
| } | ||
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| } // namespace doris::pipeline |
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