Represents a * expression in the SELECT clause. More...

Inheritance diagram for duckdb::StarExpression:

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Collaboration diagram for duckdb::StarExpression:

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Public Member Functions
	StarExpression (string relation_name=string())

string	ToString () const override
	Convert the Expression to a String.

unique_ptr< ParsedExpression >	Copy () const override
	Create a copy of this expression.

void	Serialize (Serializer &serializer) const override

	StarExpression (const case_insensitive_set_t &exclude_list, qualified_column_set_t qualified_set)

case_insensitive_set_t	SerializedExcludeList () const

qualified_column_set_t	SerializedQualifiedExcludeList () const

Public Member Functions inherited from duckdb::ParsedExpression
	ParsedExpression (ExpressionType type, ExpressionClass expression_class)
	Create an Expression.

bool	IsAggregate () const override
	Returns true if this expression is an aggregate or not.

bool	IsWindow () const override
	Returns true if the expression has a window function or not.

bool	HasSubquery () const override
	Returns true if the query contains a subquery.

bool	IsScalar () const override
	Returns true if expression does not contain a group ref or col ref or parameter.

bool	HasParameter () const override
	Returns true if the expression has a parameter.

bool	Equals (const BaseExpression &other) const override
	Returns true if this expression is equal to another expression.

hash_t	Hash () const override

Public Member Functions inherited from duckdb::BaseExpression
	BaseExpression (ExpressionType type, ExpressionClass expression_class)
	Create an Expression.

ExpressionClass	GetExpressionClass () const
	Returns the class of the expression.

ExpressionType	GetExpressionType () const
	Returns the type of the expression.

void	SetExpressionTypeUnsafe (ExpressionType new_type)

optional_idx	GetQueryLocation () const
	Returns the location in the query (if any)

void	SetQueryLocation (optional_idx location)
	Sets the location in the query.

bool	HasAlias () const
	Returns true if the expression has a non-empty alias.

const string &	GetAlias () const
	Returns the alias of the expression.

void	SetAlias (const string &alias_p)
	Sets the alias of the expression.

void	SetAlias (string &&alias_p)
	Sets the alias of the expression.

void	ClearAlias ()
	Clears the alias of the expression.

virtual string	GetName () const
	Get the name of the expression.

void	Print () const
	Print the expression to stdout.

bool	operator== (const BaseExpression &rhs) const

virtual void	Verify () const

template<class TARGET >
TARGET &	Cast ()

template<class TARGET >
const TARGET &	Cast () const

Static Public Member Functions
static bool	Equal (const StarExpression &a, const StarExpression &b)

static bool	IsStar (const ParsedExpression &a)

static bool	IsColumns (const ParsedExpression &a)

static bool	IsColumnsUnpacked (const ParsedExpression &a)

static unique_ptr< ParsedExpression >	DeserializeStarExpression (string &&relation_name, const case_insensitive_set_t &exclude_list, case_insensitive_map_t< unique_ptr< ParsedExpression > > &&replace_list, bool columns, unique_ptr< ParsedExpression > expr, bool unpacked, const qualified_column_set_t &qualified_exclude_list, qualified_column_map_t< string > &&rename_list)

static unique_ptr< ParsedExpression >	Deserialize (Deserializer &deserializer)

Static Public Member Functions inherited from duckdb::ParsedExpression
static unique_ptr< ParsedExpression >	Deserialize (Deserializer &deserializer)

static bool	Equals (const unique_ptr< ParsedExpression > &left, const unique_ptr< ParsedExpression > &right)

static bool	ListEquals (const vector< unique_ptr< ParsedExpression > > &left, const vector< unique_ptr< ParsedExpression > > &right)

Static Public Member Functions inherited from duckdb::BaseExpression
static bool	Equals (const BaseExpression &left, const BaseExpression &right)

Public Attributes
string	relation_name
	The relation name in case of tbl., or empty if this is a normal .

qualified_column_set_t	exclude_list
	List of columns to exclude from the STAR expression.

case_insensitive_map_t< unique_ptr< ParsedExpression > >	replace_list
	List of columns to replace with another expression.

qualified_column_map_t< string >	rename_list
	List of columns to rename.

unique_ptr< ParsedExpression >	expr
	The expression to select the columns (regular expression or list)

bool	columns = false
	Whether or not this is a COLUMNS expression.

Public Attributes inherited from duckdb::BaseExpression
ExpressionType	type
	Type of the expression.

ExpressionClass	expression_class
	The expression class of the node.

string	alias
	The alias of the expression,.

optional_idx	query_location
	The location in the query (if any)

Static Public Attributes
static constexpr const ExpressionClass	TYPE = ExpressionClass::STAR

Additional Inherited Members
Protected Member Functions inherited from duckdb::ParsedExpression
void	CopyProperties (const ParsedExpression &other)

Detailed Description

Represents a * expression in the SELECT clause.

Member Function Documentation

◆ ToString()

string duckdb::StarExpression::ToString ( ) const

overridevirtual

Convert the Expression to a String.

Implements duckdb::BaseExpression.

◆ Copy()

unique_ptr< ParsedExpression > duckdb::StarExpression::Copy ( ) const

overridevirtual

Create a copy of this expression.

Implements duckdb::ParsedExpression.

◆ Serialize()

void duckdb::StarExpression::Serialize ( Serializer & serializer ) const

overridevirtual

Reimplemented from duckdb::ParsedExpression.

The documentation for this class was generated from the following file:

external/duckdb/duckdb.cpp

Public Member Functions

Static Public Member Functions

Public Attributes

Static Public Attributes

Additional Inherited Members

Detailed Description

Member Function Documentation

◆ ToString()

◆ Copy()

◆ Serialize()