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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.
**/
#ifndef QUICKSTEP_PARSER_PARSE_HAVING_HPP_
#define QUICKSTEP_PARSER_PARSE_HAVING_HPP_
#include <memory>
#include <string>
#include <vector>
#include "parser/ParsePredicate.hpp"
#include "parser/ParseTreeNode.hpp"
#include "utility/Macros.hpp"
namespace quickstep {
/** \addtogroup Parser
* @{
*/
/**
* @brief The parsed representation of HAVING.
*/
class ParseHaving : public ParseTreeNode {
public:
/**
* @brief Constructor.
*
* @param line_number The line number of "HAVING" in the SQL statement.
* @param column_number The column number of "HAVING" in the SQL statement.
* @param having_predicate The HAVING predicate.
*/
ParseHaving(const int line_number, const int column_number, ParsePredicate *having_predicate)
: ParseTreeNode(line_number, column_number), having_predicate_(having_predicate) {
}
/**
* @brief Destructor.
*/
~ParseHaving() override {}
/**
* @brief Gets the HAVING predicate.
*
* @return HAVING predicate
*/
const ParsePredicate *having_predicate() const {
return having_predicate_.get();
}
std::string getName() const override {
return "HAVING";
}
protected:
void getFieldStringItems(std::vector<std::string> *inline_field_names,
std::vector<std::string> *inline_field_values,
std::vector<std::string> *non_container_child_field_names,
std::vector<const ParseTreeNode*> *non_container_child_fields,
std::vector<std::string> *container_child_field_names,
std::vector<std::vector<const ParseTreeNode*>> *container_child_fields) const override;
private:
std::unique_ptr<ParsePredicate> having_predicate_;
DISALLOW_COPY_AND_ASSIGN(ParseHaving);
};
/** @} */
} // namespace quickstep
#endif /* QUICKSTEP_PARSER_PARSEHAVING_HPP_ */