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GeospatialFunctionFinder.h
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1 /*
2  * Copyright 2022 HEAVY.AI, Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 // we do not reorder tables when they are used as input of ST_CONTAINS function
18 // to prevent incorrect query result
19 #pragma once
20 
21 #include <vector>
22 #include "../Analyzer/Analyzer.h"
23 
25  public:
26  const std::vector<const Analyzer::ColumnVar*>& getGeoArgCvs() const;
27  const std::pair<int, int> getTableIdsOfGeoExpr() const;
28  const std::string& getGeoFunctionName() const;
29 
30  protected:
31  void* visitGeoExpr(const Analyzer::GeoExpr* geo_expr) const override;
32  void* visitFunctionOper(const Analyzer::FunctionOper* func_oper) const override;
33 
34  private:
35  mutable std::vector<const Analyzer::ColumnVar*> geo_arg_cvs_;
36  mutable std::string geo_func_name_{""};
37 };
void * visitFunctionOper(const Analyzer::FunctionOper *func_oper) const override
const std::vector< const Analyzer::ColumnVar * > & getGeoArgCvs() const
void * visitGeoExpr(const Analyzer::GeoExpr *geo_expr) const override
const std::pair< int, int > getTableIdsOfGeoExpr() const
const std::string & getGeoFunctionName() const
std::vector< const Analyzer::ColumnVar * > geo_arg_cvs_