mirror of
https://github.com/RGBCube/serenity
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LibSQL: Move Lexer and Parser machinery to AST directory
The SQL engine is expected to be a fairly sizeable piece of software. Therefore we're starting to restructure the codebase for growth.
This commit is contained in:
parent
e0f1c237d2
commit
4198f7e1af
24 changed files with 281 additions and 278 deletions
978
Userland/Libraries/LibSQL/AST/AST.h
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978
Userland/Libraries/LibSQL/AST/AST.h
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@ -0,0 +1,978 @@
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/*
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* Copyright (c) 2021, Tim Flynn <trflynn89@pm.me>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/NonnullRefPtr.h>
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#include <AK/NonnullRefPtrVector.h>
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#include <AK/RefCounted.h>
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#include <AK/RefPtr.h>
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#include <AK/String.h>
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#include <LibSQL/AST/Token.h>
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#include <LibSQL/Forward.h>
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namespace SQL::AST {
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template<class T, class... Args>
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static inline NonnullRefPtr<T>
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create_ast_node(Args&&... args)
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{
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return adopt_ref(*new T(forward<Args>(args)...));
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}
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class ASTNode : public RefCounted<ASTNode> {
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public:
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virtual ~ASTNode() { }
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protected:
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ASTNode() = default;
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};
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//==================================================================================================
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// Language types
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//==================================================================================================
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class SignedNumber final : public ASTNode {
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public:
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explicit SignedNumber(double value)
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: m_value(value)
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{
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}
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double value() const { return m_value; }
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private:
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double m_value;
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};
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class TypeName : public ASTNode {
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public:
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TypeName(String name, NonnullRefPtrVector<SignedNumber> signed_numbers)
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: m_name(move(name))
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, m_signed_numbers(move(signed_numbers))
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{
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VERIFY(m_signed_numbers.size() <= 2);
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}
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const String& name() const { return m_name; }
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const NonnullRefPtrVector<SignedNumber>& signed_numbers() const { return m_signed_numbers; }
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private:
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String m_name;
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NonnullRefPtrVector<SignedNumber> m_signed_numbers;
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};
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class ColumnDefinition : public ASTNode {
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public:
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ColumnDefinition(String name, NonnullRefPtr<TypeName> type_name)
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: m_name(move(name))
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, m_type_name(move(type_name))
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{
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}
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const String& name() const { return m_name; }
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const NonnullRefPtr<TypeName>& type_name() const { return m_type_name; }
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private:
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String m_name;
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NonnullRefPtr<TypeName> m_type_name;
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};
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class CommonTableExpression : public ASTNode {
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public:
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CommonTableExpression(String table_name, Vector<String> column_names, NonnullRefPtr<Select> select_statement)
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: m_table_name(move(table_name))
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, m_column_names(move(column_names))
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, m_select_statement(move(select_statement))
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{
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}
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const String& table_name() const { return m_table_name; }
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const Vector<String>& column_names() const { return m_column_names; }
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const NonnullRefPtr<Select>& select_statement() const { return m_select_statement; }
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private:
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String m_table_name;
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Vector<String> m_column_names;
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NonnullRefPtr<Select> m_select_statement;
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};
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class CommonTableExpressionList : public ASTNode {
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public:
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CommonTableExpressionList(bool recursive, NonnullRefPtrVector<CommonTableExpression> common_table_expressions)
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: m_recursive(recursive)
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, m_common_table_expressions(move(common_table_expressions))
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{
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VERIFY(!m_common_table_expressions.is_empty());
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}
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bool recursive() const { return m_recursive; }
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const NonnullRefPtrVector<CommonTableExpression>& common_table_expressions() const { return m_common_table_expressions; }
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private:
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bool m_recursive;
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NonnullRefPtrVector<CommonTableExpression> m_common_table_expressions;
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};
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class QualifiedTableName : public ASTNode {
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public:
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QualifiedTableName(String schema_name, String table_name, String alias)
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: m_schema_name(move(schema_name))
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, m_table_name(move(table_name))
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, m_alias(move(alias))
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{
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}
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const String& schema_name() const { return m_schema_name; }
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const String& table_name() const { return m_table_name; }
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const String& alias() const { return m_alias; }
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private:
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String m_schema_name;
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String m_table_name;
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String m_alias;
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};
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class ReturningClause : public ASTNode {
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public:
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struct ColumnClause {
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NonnullRefPtr<Expression> expression;
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String column_alias;
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};
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ReturningClause() = default;
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explicit ReturningClause(Vector<ColumnClause> columns)
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: m_columns(move(columns))
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{
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}
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bool return_all_columns() const { return m_columns.is_empty(); };
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const Vector<ColumnClause>& columns() const { return m_columns; }
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private:
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Vector<ColumnClause> m_columns;
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};
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enum class ResultType {
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All,
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Table,
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Expression,
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};
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class ResultColumn : public ASTNode {
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public:
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ResultColumn() = default;
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explicit ResultColumn(String table_name)
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: m_type(ResultType::Table)
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, m_table_name(move(table_name))
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{
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}
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ResultColumn(NonnullRefPtr<Expression> expression, String column_alias)
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: m_type(ResultType::Expression)
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, m_expression(move(expression))
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, m_column_alias(move(column_alias))
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{
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}
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ResultType type() const { return m_type; }
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bool select_from_table() const { return !m_table_name.is_null(); }
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const String& table_name() const { return m_table_name; }
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bool select_from_expression() const { return !m_expression.is_null(); }
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const RefPtr<Expression>& expression() const { return m_expression; }
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const String& column_alias() const { return m_column_alias; }
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private:
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ResultType m_type { ResultType::All };
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String m_table_name {};
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RefPtr<Expression> m_expression {};
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String m_column_alias {};
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};
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class GroupByClause : public ASTNode {
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public:
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GroupByClause(NonnullRefPtrVector<Expression> group_by_list, RefPtr<Expression> having_clause)
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: m_group_by_list(move(group_by_list))
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, m_having_clause(move(having_clause))
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{
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VERIFY(!m_group_by_list.is_empty());
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}
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const NonnullRefPtrVector<Expression>& group_by_list() const { return m_group_by_list; }
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const RefPtr<Expression>& having_clause() const { return m_having_clause; }
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private:
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NonnullRefPtrVector<Expression> m_group_by_list;
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RefPtr<Expression> m_having_clause;
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};
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class TableOrSubquery : public ASTNode {
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public:
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TableOrSubquery() = default;
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TableOrSubquery(String schema_name, String table_name, String table_alias)
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: m_is_table(true)
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, m_schema_name(move(schema_name))
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, m_table_name(move(table_name))
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, m_table_alias(move(table_alias))
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{
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}
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explicit TableOrSubquery(NonnullRefPtrVector<TableOrSubquery> subqueries)
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: m_is_subquery(!subqueries.is_empty())
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, m_subqueries(move(subqueries))
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{
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}
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bool is_table() const { return m_is_table; }
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const String& schema_name() const { return m_schema_name; }
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const String& table_name() const { return m_table_name; }
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const String& table_alias() const { return m_table_alias; }
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bool is_subquery() const { return m_is_subquery; }
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const NonnullRefPtrVector<TableOrSubquery>& subqueries() const { return m_subqueries; }
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private:
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bool m_is_table { false };
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String m_schema_name {};
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String m_table_name {};
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String m_table_alias {};
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bool m_is_subquery { false };
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NonnullRefPtrVector<TableOrSubquery> m_subqueries {};
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};
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enum class Order {
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Ascending,
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Descending,
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};
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enum class Nulls {
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First,
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Last,
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};
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class OrderingTerm : public ASTNode {
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public:
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OrderingTerm(NonnullRefPtr<Expression> expression, String collation_name, Order order, Nulls nulls)
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: m_expression(move(expression))
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, m_collation_name(move(collation_name))
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, m_order(order)
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, m_nulls(nulls)
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{
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}
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const NonnullRefPtr<Expression>& expression() const { return m_expression; }
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const String& collation_name() const { return m_collation_name; }
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Order order() const { return m_order; }
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Nulls nulls() const { return m_nulls; }
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private:
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NonnullRefPtr<Expression> m_expression;
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String m_collation_name;
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Order m_order;
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Nulls m_nulls;
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};
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class LimitClause : public ASTNode {
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public:
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LimitClause(NonnullRefPtr<Expression> limit_expression, RefPtr<Expression> offset_expression)
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: m_limit_expression(move(limit_expression))
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, m_offset_expression(move(offset_expression))
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{
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}
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const NonnullRefPtr<Expression>& limit_expression() const { return m_limit_expression; }
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const RefPtr<Expression>& offset_expression() const { return m_offset_expression; }
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private:
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NonnullRefPtr<Expression> m_limit_expression;
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RefPtr<Expression> m_offset_expression;
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};
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//==================================================================================================
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// Expressions
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//==================================================================================================
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class Expression : public ASTNode {
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};
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class ErrorExpression final : public Expression {
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};
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class NumericLiteral : public Expression {
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public:
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explicit NumericLiteral(double value)
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: m_value(value)
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{
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}
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double value() const { return m_value; }
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private:
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double m_value;
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};
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class StringLiteral : public Expression {
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public:
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explicit StringLiteral(String value)
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: m_value(move(value))
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{
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}
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const String& value() const { return m_value; }
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private:
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String m_value;
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};
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class BlobLiteral : public Expression {
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public:
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explicit BlobLiteral(String value)
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: m_value(move(value))
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{
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}
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const String& value() const { return m_value; }
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private:
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String m_value;
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};
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class NullLiteral : public Expression {
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};
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class NestedExpression : public Expression {
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public:
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const NonnullRefPtr<Expression>& expression() const { return m_expression; }
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protected:
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explicit NestedExpression(NonnullRefPtr<Expression> expression)
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: m_expression(move(expression))
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{
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}
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private:
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NonnullRefPtr<Expression> m_expression;
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};
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class NestedDoubleExpression : public Expression {
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public:
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const NonnullRefPtr<Expression>& lhs() const { return m_lhs; }
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const NonnullRefPtr<Expression>& rhs() const { return m_rhs; }
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protected:
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NestedDoubleExpression(NonnullRefPtr<Expression> lhs, NonnullRefPtr<Expression> rhs)
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: m_lhs(move(lhs))
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, m_rhs(move(rhs))
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{
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}
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private:
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NonnullRefPtr<Expression> m_lhs;
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NonnullRefPtr<Expression> m_rhs;
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};
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class InvertibleNestedExpression : public NestedExpression {
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public:
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bool invert_expression() const { return m_invert_expression; }
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protected:
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InvertibleNestedExpression(NonnullRefPtr<Expression> expression, bool invert_expression)
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: NestedExpression(move(expression))
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, m_invert_expression(invert_expression)
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{
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}
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private:
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bool m_invert_expression;
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};
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class InvertibleNestedDoubleExpression : public NestedDoubleExpression {
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public:
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bool invert_expression() const { return m_invert_expression; }
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protected:
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InvertibleNestedDoubleExpression(NonnullRefPtr<Expression> lhs, NonnullRefPtr<Expression> rhs, bool invert_expression)
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: NestedDoubleExpression(move(lhs), move(rhs))
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, m_invert_expression(invert_expression)
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{
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}
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private:
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bool m_invert_expression;
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};
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class ColumnNameExpression : public Expression {
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public:
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ColumnNameExpression(String schema_name, String table_name, String column_name)
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: m_schema_name(move(schema_name))
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, m_table_name(move(table_name))
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, m_column_name(move(column_name))
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{
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}
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const String& schema_name() const { return m_schema_name; }
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const String& table_name() const { return m_table_name; }
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const String& column_name() const { return m_column_name; }
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private:
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String m_schema_name;
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String m_table_name;
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String m_column_name;
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};
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enum class UnaryOperator {
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Minus,
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Plus,
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BitwiseNot,
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Not,
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};
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class UnaryOperatorExpression : public NestedExpression {
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public:
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UnaryOperatorExpression(UnaryOperator type, NonnullRefPtr<Expression> expression)
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: NestedExpression(move(expression))
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, m_type(type)
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{
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}
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UnaryOperator type() const { return m_type; }
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private:
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UnaryOperator m_type;
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};
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enum class BinaryOperator {
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// Note: These are in order of highest-to-lowest operator precedence.
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Concatenate,
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Multiplication,
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Division,
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Modulo,
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Plus,
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Minus,
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ShiftLeft,
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ShiftRight,
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BitwiseAnd,
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BitwiseOr,
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LessThan,
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LessThanEquals,
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GreaterThan,
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GreaterThanEquals,
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Equals,
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NotEquals,
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And,
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Or,
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};
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class BinaryOperatorExpression : public NestedDoubleExpression {
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public:
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BinaryOperatorExpression(BinaryOperator type, NonnullRefPtr<Expression> lhs, NonnullRefPtr<Expression> rhs)
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: NestedDoubleExpression(move(lhs), move(rhs))
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, m_type(type)
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{
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}
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BinaryOperator type() const { return m_type; }
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private:
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BinaryOperator m_type;
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};
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class ChainedExpression : public Expression {
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public:
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explicit ChainedExpression(NonnullRefPtrVector<Expression> expressions)
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: m_expressions(move(expressions))
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{
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}
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const NonnullRefPtrVector<Expression>& expressions() const { return m_expressions; }
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|
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private:
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NonnullRefPtrVector<Expression> m_expressions;
|
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};
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class CastExpression : public NestedExpression {
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public:
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CastExpression(NonnullRefPtr<Expression> expression, NonnullRefPtr<TypeName> type_name)
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: NestedExpression(move(expression))
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, m_type_name(move(type_name))
|
||||
{
|
||||
}
|
||||
|
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const NonnullRefPtr<TypeName>& type_name() const { return m_type_name; }
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|
||||
private:
|
||||
NonnullRefPtr<TypeName> m_type_name;
|
||||
};
|
||||
|
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class CaseExpression : public Expression {
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public:
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struct WhenThenClause {
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NonnullRefPtr<Expression> when;
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NonnullRefPtr<Expression> then;
|
||||
};
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CaseExpression(RefPtr<Expression> case_expression, Vector<WhenThenClause> when_then_clauses, RefPtr<Expression> else_expression)
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: m_case_expression(case_expression)
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, m_when_then_clauses(when_then_clauses)
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, m_else_expression(else_expression)
|
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{
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VERIFY(!m_when_then_clauses.is_empty());
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}
|
||||
|
||||
const RefPtr<Expression>& case_expression() const { return m_case_expression; }
|
||||
const Vector<WhenThenClause>& when_then_clauses() const { return m_when_then_clauses; }
|
||||
const RefPtr<Expression>& else_expression() const { return m_else_expression; }
|
||||
|
||||
private:
|
||||
RefPtr<Expression> m_case_expression;
|
||||
Vector<WhenThenClause> m_when_then_clauses;
|
||||
RefPtr<Expression> m_else_expression;
|
||||
};
|
||||
|
||||
class ExistsExpression : public Expression {
|
||||
public:
|
||||
ExistsExpression(NonnullRefPtr<Select> select_statement, bool invert_expression)
|
||||
: m_select_statement(move(select_statement))
|
||||
, m_invert_expression(invert_expression)
|
||||
{
|
||||
}
|
||||
|
||||
const NonnullRefPtr<Select>& select_statement() const { return m_select_statement; }
|
||||
bool invert_expression() const { return m_invert_expression; }
|
||||
|
||||
private:
|
||||
NonnullRefPtr<Select> m_select_statement;
|
||||
bool m_invert_expression;
|
||||
};
|
||||
|
||||
class CollateExpression : public NestedExpression {
|
||||
public:
|
||||
CollateExpression(NonnullRefPtr<Expression> expression, String collation_name)
|
||||
: NestedExpression(move(expression))
|
||||
, m_collation_name(move(collation_name))
|
||||
{
|
||||
}
|
||||
|
||||
const String& collation_name() const { return m_collation_name; }
|
||||
|
||||
private:
|
||||
String m_collation_name;
|
||||
};
|
||||
|
||||
enum class MatchOperator {
|
||||
Like,
|
||||
Glob,
|
||||
Match,
|
||||
Regexp,
|
||||
};
|
||||
|
||||
class MatchExpression : public InvertibleNestedDoubleExpression {
|
||||
public:
|
||||
MatchExpression(MatchOperator type, NonnullRefPtr<Expression> lhs, NonnullRefPtr<Expression> rhs, RefPtr<Expression> escape, bool invert_expression)
|
||||
: InvertibleNestedDoubleExpression(move(lhs), move(rhs), invert_expression)
|
||||
, m_type(type)
|
||||
, m_escape(move(escape))
|
||||
{
|
||||
}
|
||||
|
||||
MatchOperator type() const { return m_type; }
|
||||
const RefPtr<Expression>& escape() const { return m_escape; }
|
||||
|
||||
private:
|
||||
MatchOperator m_type;
|
||||
RefPtr<Expression> m_escape;
|
||||
};
|
||||
|
||||
class NullExpression : public InvertibleNestedExpression {
|
||||
public:
|
||||
NullExpression(NonnullRefPtr<Expression> expression, bool invert_expression)
|
||||
: InvertibleNestedExpression(move(expression), invert_expression)
|
||||
{
|
||||
}
|
||||
};
|
||||
|
||||
class IsExpression : public InvertibleNestedDoubleExpression {
|
||||
public:
|
||||
IsExpression(NonnullRefPtr<Expression> lhs, NonnullRefPtr<Expression> rhs, bool invert_expression)
|
||||
: InvertibleNestedDoubleExpression(move(lhs), move(rhs), invert_expression)
|
||||
{
|
||||
}
|
||||
};
|
||||
|
||||
class BetweenExpression : public InvertibleNestedDoubleExpression {
|
||||
public:
|
||||
BetweenExpression(NonnullRefPtr<Expression> expression, NonnullRefPtr<Expression> lhs, NonnullRefPtr<Expression> rhs, bool invert_expression)
|
||||
: InvertibleNestedDoubleExpression(move(lhs), move(rhs), invert_expression)
|
||||
, m_expression(move(expression))
|
||||
{
|
||||
}
|
||||
|
||||
const NonnullRefPtr<Expression>& expression() const { return m_expression; }
|
||||
|
||||
private:
|
||||
NonnullRefPtr<Expression> m_expression;
|
||||
};
|
||||
|
||||
class InSelectionExpression : public InvertibleNestedExpression {
|
||||
public:
|
||||
InSelectionExpression(NonnullRefPtr<Expression> expression, NonnullRefPtr<Select> select_statement, bool invert_expression)
|
||||
: InvertibleNestedExpression(move(expression), invert_expression)
|
||||
, m_select_statement(move(select_statement))
|
||||
{
|
||||
}
|
||||
|
||||
const NonnullRefPtr<Select>& select_statement() const { return m_select_statement; }
|
||||
|
||||
private:
|
||||
NonnullRefPtr<Select> m_select_statement;
|
||||
};
|
||||
|
||||
class InChainedExpression : public InvertibleNestedExpression {
|
||||
public:
|
||||
InChainedExpression(NonnullRefPtr<Expression> expression, NonnullRefPtr<ChainedExpression> expression_chain, bool invert_expression)
|
||||
: InvertibleNestedExpression(move(expression), invert_expression)
|
||||
, m_expression_chain(move(expression_chain))
|
||||
{
|
||||
}
|
||||
|
||||
const NonnullRefPtr<ChainedExpression>& expression_chain() const { return m_expression_chain; }
|
||||
|
||||
private:
|
||||
NonnullRefPtr<ChainedExpression> m_expression_chain;
|
||||
};
|
||||
|
||||
class InTableExpression : public InvertibleNestedExpression {
|
||||
public:
|
||||
InTableExpression(NonnullRefPtr<Expression> expression, String schema_name, String table_name, bool invert_expression)
|
||||
: InvertibleNestedExpression(move(expression), invert_expression)
|
||||
, m_schema_name(move(schema_name))
|
||||
, m_table_name(move(table_name))
|
||||
{
|
||||
}
|
||||
|
||||
const String& schema_name() const { return m_schema_name; }
|
||||
const String& table_name() const { return m_table_name; }
|
||||
|
||||
private:
|
||||
String m_schema_name;
|
||||
String m_table_name;
|
||||
};
|
||||
|
||||
//==================================================================================================
|
||||
// Statements
|
||||
//==================================================================================================
|
||||
|
||||
class Statement : public ASTNode {
|
||||
};
|
||||
|
||||
class ErrorStatement final : public Statement {
|
||||
};
|
||||
|
||||
class CreateTable : public Statement {
|
||||
public:
|
||||
CreateTable(String schema_name, String table_name, RefPtr<Select> select_statement, bool is_temporary, bool is_error_if_table_exists)
|
||||
: m_schema_name(move(schema_name))
|
||||
, m_table_name(move(table_name))
|
||||
, m_select_statement(move(select_statement))
|
||||
, m_is_temporary(is_temporary)
|
||||
, m_is_error_if_table_exists(is_error_if_table_exists)
|
||||
{
|
||||
}
|
||||
|
||||
CreateTable(String schema_name, String table_name, NonnullRefPtrVector<ColumnDefinition> columns, bool is_temporary, bool is_error_if_table_exists)
|
||||
: m_schema_name(move(schema_name))
|
||||
, m_table_name(move(table_name))
|
||||
, m_columns(move(columns))
|
||||
, m_is_temporary(is_temporary)
|
||||
, m_is_error_if_table_exists(is_error_if_table_exists)
|
||||
{
|
||||
}
|
||||
|
||||
const String& schema_name() const { return m_schema_name; }
|
||||
const String& table_name() const { return m_table_name; }
|
||||
|
||||
bool has_selection() const { return !m_select_statement.is_null(); }
|
||||
const RefPtr<Select>& select_statement() const { return m_select_statement; }
|
||||
|
||||
bool has_columns() const { return !m_columns.is_empty(); }
|
||||
const NonnullRefPtrVector<ColumnDefinition>& columns() const { return m_columns; }
|
||||
|
||||
bool is_temporary() const { return m_is_temporary; }
|
||||
bool is_error_if_table_exists() const { return m_is_error_if_table_exists; }
|
||||
|
||||
private:
|
||||
String m_schema_name;
|
||||
String m_table_name;
|
||||
RefPtr<Select> m_select_statement;
|
||||
NonnullRefPtrVector<ColumnDefinition> m_columns;
|
||||
bool m_is_temporary;
|
||||
bool m_is_error_if_table_exists;
|
||||
};
|
||||
|
||||
class AlterTable : public Statement {
|
||||
public:
|
||||
const String& schema_name() const { return m_schema_name; }
|
||||
const String& table_name() const { return m_table_name; }
|
||||
|
||||
protected:
|
||||
AlterTable(String schema_name, String table_name)
|
||||
: m_schema_name(move(schema_name))
|
||||
, m_table_name(move(table_name))
|
||||
{
|
||||
}
|
||||
|
||||
private:
|
||||
String m_schema_name;
|
||||
String m_table_name;
|
||||
};
|
||||
|
||||
class RenameTable : public AlterTable {
|
||||
public:
|
||||
RenameTable(String schema_name, String table_name, String new_table_name)
|
||||
: AlterTable(move(schema_name), move(table_name))
|
||||
, m_new_table_name(move(new_table_name))
|
||||
{
|
||||
}
|
||||
|
||||
const String& new_table_name() const { return m_new_table_name; }
|
||||
|
||||
private:
|
||||
String m_new_table_name;
|
||||
};
|
||||
|
||||
class RenameColumn : public AlterTable {
|
||||
public:
|
||||
RenameColumn(String schema_name, String table_name, String column_name, String new_column_name)
|
||||
: AlterTable(move(schema_name), move(table_name))
|
||||
, m_column_name(move(column_name))
|
||||
, m_new_column_name(move(new_column_name))
|
||||
{
|
||||
}
|
||||
|
||||
const String& column_name() const { return m_column_name; }
|
||||
const String& new_column_name() const { return m_new_column_name; }
|
||||
|
||||
private:
|
||||
String m_column_name;
|
||||
String m_new_column_name;
|
||||
};
|
||||
|
||||
class AddColumn : public AlterTable {
|
||||
public:
|
||||
AddColumn(String schema_name, String table_name, NonnullRefPtr<ColumnDefinition> column)
|
||||
: AlterTable(move(schema_name), move(table_name))
|
||||
, m_column(move(column))
|
||||
{
|
||||
}
|
||||
|
||||
const NonnullRefPtr<ColumnDefinition>& column() const { return m_column; }
|
||||
|
||||
private:
|
||||
NonnullRefPtr<ColumnDefinition> m_column;
|
||||
};
|
||||
|
||||
class DropColumn : public AlterTable {
|
||||
public:
|
||||
DropColumn(String schema_name, String table_name, String column_name)
|
||||
: AlterTable(move(schema_name), move(table_name))
|
||||
, m_column_name(move(column_name))
|
||||
{
|
||||
}
|
||||
|
||||
const String& column_name() const { return m_column_name; }
|
||||
|
||||
private:
|
||||
String m_column_name;
|
||||
};
|
||||
|
||||
class DropTable : public Statement {
|
||||
public:
|
||||
DropTable(String schema_name, String table_name, bool is_error_if_table_does_not_exist)
|
||||
: m_schema_name(move(schema_name))
|
||||
, m_table_name(move(table_name))
|
||||
, m_is_error_if_table_does_not_exist(is_error_if_table_does_not_exist)
|
||||
{
|
||||
}
|
||||
|
||||
const String& schema_name() const { return m_schema_name; }
|
||||
const String& table_name() const { return m_table_name; }
|
||||
bool is_error_if_table_does_not_exist() const { return m_is_error_if_table_does_not_exist; }
|
||||
|
||||
private:
|
||||
String m_schema_name;
|
||||
String m_table_name;
|
||||
bool m_is_error_if_table_does_not_exist;
|
||||
};
|
||||
|
||||
enum class ConflictResolution {
|
||||
Abort,
|
||||
Fail,
|
||||
Ignore,
|
||||
Replace,
|
||||
Rollback,
|
||||
};
|
||||
|
||||
class Insert : public Statement {
|
||||
public:
|
||||
Insert(RefPtr<CommonTableExpressionList> common_table_expression_list, ConflictResolution conflict_resolution, String schema_name, String table_name, String alias, Vector<String> column_names, NonnullRefPtrVector<ChainedExpression> chained_expressions)
|
||||
: m_common_table_expression_list(move(common_table_expression_list))
|
||||
, m_conflict_resolution(conflict_resolution)
|
||||
, m_schema_name(move(schema_name))
|
||||
, m_table_name(move(table_name))
|
||||
, m_alias(move(alias))
|
||||
, m_column_names(move(column_names))
|
||||
, m_chained_expressions(move(chained_expressions))
|
||||
{
|
||||
}
|
||||
|
||||
Insert(RefPtr<CommonTableExpressionList> common_table_expression_list, ConflictResolution conflict_resolution, String schema_name, String table_name, String alias, Vector<String> column_names, RefPtr<Select> select_statement)
|
||||
: m_common_table_expression_list(move(common_table_expression_list))
|
||||
, m_conflict_resolution(conflict_resolution)
|
||||
, m_schema_name(move(schema_name))
|
||||
, m_table_name(move(table_name))
|
||||
, m_alias(move(alias))
|
||||
, m_column_names(move(column_names))
|
||||
, m_select_statement(move(select_statement))
|
||||
{
|
||||
}
|
||||
|
||||
Insert(RefPtr<CommonTableExpressionList> common_table_expression_list, ConflictResolution conflict_resolution, String schema_name, String table_name, String alias, Vector<String> column_names)
|
||||
: m_common_table_expression_list(move(common_table_expression_list))
|
||||
, m_conflict_resolution(conflict_resolution)
|
||||
, m_schema_name(move(schema_name))
|
||||
, m_table_name(move(table_name))
|
||||
, m_alias(move(alias))
|
||||
, m_column_names(move(column_names))
|
||||
{
|
||||
}
|
||||
|
||||
const RefPtr<CommonTableExpressionList>& common_table_expression_list() const { return m_common_table_expression_list; }
|
||||
ConflictResolution conflict_resolution() const { return m_conflict_resolution; }
|
||||
const String& schema_name() const { return m_schema_name; }
|
||||
const String& table_name() const { return m_table_name; }
|
||||
const String& alias() const { return m_alias; }
|
||||
const Vector<String>& column_names() const { return m_column_names; }
|
||||
|
||||
bool default_values() const { return !has_expressions() && !has_selection(); };
|
||||
|
||||
bool has_expressions() const { return !m_chained_expressions.is_empty(); }
|
||||
const NonnullRefPtrVector<ChainedExpression>& chained_expressions() const { return m_chained_expressions; }
|
||||
|
||||
bool has_selection() const { return !m_select_statement.is_null(); }
|
||||
const RefPtr<Select>& select_statement() const { return m_select_statement; }
|
||||
|
||||
private:
|
||||
RefPtr<CommonTableExpressionList> m_common_table_expression_list;
|
||||
ConflictResolution m_conflict_resolution;
|
||||
String m_schema_name;
|
||||
String m_table_name;
|
||||
String m_alias;
|
||||
Vector<String> m_column_names;
|
||||
NonnullRefPtrVector<ChainedExpression> m_chained_expressions;
|
||||
RefPtr<Select> m_select_statement;
|
||||
};
|
||||
|
||||
class Update : public Statement {
|
||||
public:
|
||||
struct UpdateColumns {
|
||||
Vector<String> column_names;
|
||||
NonnullRefPtr<Expression> expression;
|
||||
};
|
||||
|
||||
Update(RefPtr<CommonTableExpressionList> common_table_expression_list, ConflictResolution conflict_resolution, NonnullRefPtr<QualifiedTableName> qualified_table_name, Vector<UpdateColumns> update_columns, NonnullRefPtrVector<TableOrSubquery> table_or_subquery_list, RefPtr<Expression> where_clause, RefPtr<ReturningClause> returning_clause)
|
||||
: m_common_table_expression_list(move(common_table_expression_list))
|
||||
, m_conflict_resolution(conflict_resolution)
|
||||
, m_qualified_table_name(move(qualified_table_name))
|
||||
, m_update_columns(move(update_columns))
|
||||
, m_table_or_subquery_list(move(table_or_subquery_list))
|
||||
, m_where_clause(move(where_clause))
|
||||
, m_returning_clause(move(returning_clause))
|
||||
{
|
||||
}
|
||||
|
||||
const RefPtr<CommonTableExpressionList>& common_table_expression_list() const { return m_common_table_expression_list; }
|
||||
ConflictResolution conflict_resolution() const { return m_conflict_resolution; }
|
||||
const NonnullRefPtr<QualifiedTableName>& qualified_table_name() const { return m_qualified_table_name; }
|
||||
const Vector<UpdateColumns>& update_columns() const { return m_update_columns; }
|
||||
const NonnullRefPtrVector<TableOrSubquery>& table_or_subquery_list() const { return m_table_or_subquery_list; }
|
||||
const RefPtr<Expression>& where_clause() const { return m_where_clause; }
|
||||
const RefPtr<ReturningClause>& returning_clause() const { return m_returning_clause; }
|
||||
|
||||
private:
|
||||
RefPtr<CommonTableExpressionList> m_common_table_expression_list;
|
||||
ConflictResolution m_conflict_resolution;
|
||||
NonnullRefPtr<QualifiedTableName> m_qualified_table_name;
|
||||
Vector<UpdateColumns> m_update_columns;
|
||||
NonnullRefPtrVector<TableOrSubquery> m_table_or_subquery_list;
|
||||
RefPtr<Expression> m_where_clause;
|
||||
RefPtr<ReturningClause> m_returning_clause;
|
||||
};
|
||||
|
||||
class Delete : public Statement {
|
||||
public:
|
||||
Delete(RefPtr<CommonTableExpressionList> common_table_expression_list, NonnullRefPtr<QualifiedTableName> qualified_table_name, RefPtr<Expression> where_clause, RefPtr<ReturningClause> returning_clause)
|
||||
: m_common_table_expression_list(move(common_table_expression_list))
|
||||
, m_qualified_table_name(move(qualified_table_name))
|
||||
, m_where_clause(move(where_clause))
|
||||
, m_returning_clause(move(returning_clause))
|
||||
{
|
||||
}
|
||||
|
||||
const RefPtr<CommonTableExpressionList>& common_table_expression_list() const { return m_common_table_expression_list; }
|
||||
const NonnullRefPtr<QualifiedTableName>& qualified_table_name() const { return m_qualified_table_name; }
|
||||
const RefPtr<Expression>& where_clause() const { return m_where_clause; }
|
||||
const RefPtr<ReturningClause>& returning_clause() const { return m_returning_clause; }
|
||||
|
||||
private:
|
||||
RefPtr<CommonTableExpressionList> m_common_table_expression_list;
|
||||
NonnullRefPtr<QualifiedTableName> m_qualified_table_name;
|
||||
RefPtr<Expression> m_where_clause;
|
||||
RefPtr<ReturningClause> m_returning_clause;
|
||||
};
|
||||
|
||||
class Select : public Statement {
|
||||
public:
|
||||
Select(RefPtr<CommonTableExpressionList> common_table_expression_list, bool select_all, NonnullRefPtrVector<ResultColumn> result_column_list, NonnullRefPtrVector<TableOrSubquery> table_or_subquery_list, RefPtr<Expression> where_clause, RefPtr<GroupByClause> group_by_clause, NonnullRefPtrVector<OrderingTerm> ordering_term_list, RefPtr<LimitClause> limit_clause)
|
||||
: m_common_table_expression_list(move(common_table_expression_list))
|
||||
, m_select_all(move(select_all))
|
||||
, m_result_column_list(move(result_column_list))
|
||||
, m_table_or_subquery_list(move(table_or_subquery_list))
|
||||
, m_where_clause(move(where_clause))
|
||||
, m_group_by_clause(move(group_by_clause))
|
||||
, m_ordering_term_list(move(ordering_term_list))
|
||||
, m_limit_clause(move(limit_clause))
|
||||
{
|
||||
}
|
||||
|
||||
const RefPtr<CommonTableExpressionList>& common_table_expression_list() const { return m_common_table_expression_list; }
|
||||
bool select_all() const { return m_select_all; }
|
||||
const NonnullRefPtrVector<ResultColumn>& result_column_list() const { return m_result_column_list; }
|
||||
const NonnullRefPtrVector<TableOrSubquery>& table_or_subquery_list() const { return m_table_or_subquery_list; }
|
||||
const RefPtr<Expression>& where_clause() const { return m_where_clause; }
|
||||
const RefPtr<GroupByClause>& group_by_clause() const { return m_group_by_clause; }
|
||||
const NonnullRefPtrVector<OrderingTerm>& ordering_term_list() const { return m_ordering_term_list; }
|
||||
const RefPtr<LimitClause>& limit_clause() const { return m_limit_clause; }
|
||||
|
||||
private:
|
||||
RefPtr<CommonTableExpressionList> m_common_table_expression_list;
|
||||
bool m_select_all;
|
||||
NonnullRefPtrVector<ResultColumn> m_result_column_list;
|
||||
NonnullRefPtrVector<TableOrSubquery> m_table_or_subquery_list;
|
||||
RefPtr<Expression> m_where_clause;
|
||||
RefPtr<GroupByClause> m_group_by_clause;
|
||||
NonnullRefPtrVector<OrderingTerm> m_ordering_term_list;
|
||||
RefPtr<LimitClause> m_limit_clause;
|
||||
};
|
||||
|
||||
}
|
Loading…
Add table
Add a link
Reference in a new issue