| /** |
| * Copyright 2011-2015 Quickstep Technologies LLC. |
| * Copyright 2015 Pivotal Software, Inc. |
| * Copyright 2016, Quickstep Research Group, Computer Sciences Department, |
| * University of Wisconsin—Madison. |
| * |
| * Licensed 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 "parser/ParseBasicExpressions.hpp" |
| |
| #include <string> |
| #include <vector> |
| |
| #include "parser/ParseLiteralValue.hpp" |
| #include "parser/ParseString.hpp" |
| #include "types/operations/binary_operations/BinaryOperation.hpp" |
| #include "types/operations/unary_operations/UnaryOperation.hpp" |
| |
| using std::string; |
| |
| namespace quickstep { |
| |
| void ParseScalarLiteral::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 { |
| non_container_child_field_names->push_back(""); |
| non_container_child_fields->push_back(literal_value_.get()); |
| } |
| |
| string ParseAttribute::generateName() const { |
| string name; |
| if (rel_name_ != nullptr) { |
| name.append(rel_name_->value()); |
| name.append("."); |
| } |
| name.append(attr_name_->value()); |
| return name; |
| } |
| |
| void ParseAttribute::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 { |
| inline_field_names->push_back("attribute_name"); |
| inline_field_values->push_back(attr_name_->value()); |
| |
| if (rel_name_ != nullptr) { |
| inline_field_names->push_back("relation_name"); |
| inline_field_values->push_back(rel_name_->value()); |
| } |
| } |
| |
| std::string ParseUnaryExpression::getName() const { |
| return op_.getName(); |
| } |
| |
| string ParseUnaryExpression::generateName() const { |
| string name(op_.getShortName()); |
| name.append(operand_->generateName()); |
| return name; |
| } |
| |
| void ParseUnaryExpression::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 { |
| non_container_child_field_names->push_back(""); |
| non_container_child_fields->push_back(operand_.get()); |
| } |
| |
| std::string ParseBinaryExpression::getName() const { |
| return op_.getName(); |
| } |
| |
| string ParseBinaryExpression::generateName() const { |
| string name("("); |
| name.append(left_operand_->generateName()); |
| name.append(op_.getShortName()); |
| name.append(right_operand_->generateName()); |
| name.push_back(')'); |
| return name; |
| } |
| |
| void ParseBinaryExpression::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 { |
| non_container_child_field_names->push_back("left_operand"); |
| non_container_child_fields->push_back(left_operand_.get()); |
| |
| non_container_child_field_names->push_back("right_operand"); |
| non_container_child_fields->push_back(right_operand_.get()); |
| } |
| |
| std::string ParseFunctionCall::generateName() const { |
| string name(name_->value()); |
| name.push_back('('); |
| if (star_ != nullptr) { |
| name.push_back('*'); |
| } else { |
| if (is_distinct_) { |
| name.append("DISTINCT "); |
| } |
| bool first = true; |
| for (const ParseExpression &argument : *arguments_) { |
| if (!first) { |
| name.append(", "); |
| } else { |
| first = false; |
| } |
| name.append(argument.generateName()); |
| } |
| } |
| name.push_back(')'); |
| return name; |
| } |
| |
| void ParseFunctionCall::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 { |
| inline_field_names->push_back("name"); |
| inline_field_values->push_back(name_->value()); |
| |
| if (is_distinct_) { |
| inline_field_names->push_back("is_distinct"); |
| inline_field_values->push_back("true"); |
| } |
| |
| if (star_ != nullptr) { |
| inline_field_names->push_back("is_star"); |
| inline_field_values->push_back("true"); |
| } else { |
| for (const ParseExpression &argument : *arguments_) { |
| non_container_child_field_names->push_back(""); |
| non_container_child_fields->push_back(&argument); |
| } |
| } |
| } |
| |
| std::string ParseExtractFunction::generateName() const { |
| std::string name; |
| name.append("EXTRACT("); |
| name.append(extract_field_->value()); |
| name.append(" FROM "); |
| name.append(date_expression_->generateName()); |
| name.push_back(')'); |
| return name; |
| } |
| |
| void ParseExtractFunction::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 { |
| inline_field_names->push_back("unit"); |
| inline_field_values->push_back(extract_field_->value()); |
| |
| non_container_child_field_names->push_back("date_expression"); |
| non_container_child_fields->push_back(date_expression_.get()); |
| } |
| |
| } // namespace quickstep |