#include <ParserNode.h>

Inheritance diagram for Parser::StringLiteral:

Collaboration diagram for Parser::StringLiteral:

Public Member Functions
	StringLiteral (std::string *s)

const std::string *	get_stringval () const

std::shared_ptr< Analyzer::Expr >	analyze (const Catalog_Namespace::Catalog &catalog, Analyzer::Query &query, TlistRefType allow_tlist_ref=TLIST_NONE) const override

std::string	to_string () const override

Public Member Functions inherited from Parser::Node
virtual	~Node ()

Static Public Member Functions
static std::shared_ptr < Analyzer::Expr >	analyzeValue (const std::string &stringval, const bool is_null)

Private Attributes
std::unique_ptr< std::string >	stringval_

Additional Inherited Members
Public Types inherited from Parser::Expr
enum	TlistRefType { TLIST_NONE, TLIST_REF, TLIST_COPY }

Detailed Description

Definition at line 132 of file ParserNode.h.

Constructor & Destructor Documentation

Parser::StringLiteral::StringLiteral ( std::string * s )

inlineexplicit

Definition at line 134 of file ParserNode.h.

134 : stringval_(s) {}

Parser::StringLiteral::stringval_

std::unique_ptr< std::string > stringval_

Definition: ParserNode.h:145

Member Function Documentation

std::shared_ptr< Analyzer::Expr > Parser::StringLiteral::analyze	(	const Catalog_Namespace::Catalog &	catalog,
		Analyzer::Query &	query,
		TlistRefType	allow_tlist_ref = `TLIST_NONE`
	)		const

overridevirtual

Implements Parser::Literal.

Definition at line 136 of file ParserNode.cpp.

                                         {
   return analyzeValue(*stringval_, false);
 }

std::shared_ptr< Analyzer::Expr > Parser::StringLiteral::analyzeValue	(	const std::string &	stringval,
		const bool	is_null
	)

static

Definition at line 143 of file ParserNode.cpp.

References kVARCHAR, and Datum::stringval.

Referenced by RelAlgTranslator::translateLiteral(), and anonymous_namespace{ExpressionRewrite.cpp}::ConstantFoldingVisitor::visitStringOper().

                                                                                 {
   if (!is_null) {
     const SQLTypeInfo ti(kVARCHAR, stringval.length(), 0, true);
     Datum d;
     d.stringval = new std::string(stringval);
     return makeExpr<Analyzer::Constant>(ti, false, d);
   }
   // Null value
   return makeExpr<Analyzer::Constant>(kVARCHAR, true);
 }