#include <parse_tree_nodes.h>

Inheritance diagram for PT_union:

Public Member Functions
bool	contextualize (Parse_context *pc) override

enum Setop_type	type () const override

	PT_set_operation (PT_query_expression_body lhs, bool is_distinct, PT_query_expression_body rhs, bool is_rhs_in_parentheses=false)

Public Member Functions inherited from PT_set_operation
	PT_set_operation (PT_query_expression_body lhs, bool is_distinct, PT_query_expression_body rhs, bool is_rhs_in_parentheses=false)

void	merge_descendants (Parse_context pc, Query_term_set_op setop, QueryLevel &ql)
	Possibly merge lower syntactic levels of set operations (UNION, INTERSECT and EXCEPT) into setop, and set new last DISTINCT index for setop. More...

bool	is_set_operation () const override

bool	has_into_clause () const override

bool	has_trailing_into_clause () const override

bool	can_absorb_order_and_limit (bool, bool) const override
	True if this query expression can absorb an extraneous order by/limit clause. More...

bool	is_table_value_constructor () const override

PT_insert_values_list *	get_row_value_list () const override

bool	is_distinct () const

void	set_is_rhs_in_parentheses (bool v)

Public Member Functions inherited from Parse_tree_node_tmpl< Context >
virtual	~Parse_tree_node_tmpl ()=default

bool	is_contextualized () const

virtual bool	contextualize (Context *pc)
	Do all context-sensitive things and mark the node as contextualized. More...

void	error (Context *pc, const POS &pos) const
	syntax_error() function replacement for deferred reporting of syntax errors More...

void	error (Context pc, const POS &pos, const char msg) const
	syntax_error() function replacement for deferred reporting of syntax errors More...

void	errorf (Context pc, const POS &pos, const char format,...) const
	syntax_error() function replacement for deferred reporting of syntax errors More...

Private Types
using	super = PT_set_operation

Additional Inherited Members
Public Types inherited from PT_query_expression_body
enum	Setop_type { NONE , UNION , INTERSECT , EXCEPT }

Public Types inherited from Parse_tree_node_tmpl< Context >
typedef Context	context_t

Static Public Member Functions inherited from Parse_tree_node_tmpl< Context >
static void *	operator new (size_t size, MEM_ROOT *mem_root, const std::nothrow_t &arg=std::nothrow) noexcept

static void	operator delete (void *ptr, size_t size)

static void	operator delete (void , MEM_ROOT , const std::nothrow_t &) noexcept

Public Attributes inherited from PT_set_operation
List< PT_query_expression_body >	m_list

Protected Member Functions inherited from PT_set_operation
bool	contextualize_setop (Parse_context *pc, Query_term_type setop_type, Surrounding_context context)

void	merge_children (Query_term_set_op setop, Query_term_set_op lower)
	Append the children of 'lower' to those of 'setop'. More...

Protected Member Functions inherited from Parse_tree_node_tmpl< Context >
	Parse_tree_node_tmpl ()

Protected Attributes inherited from PT_set_operation
bool	m_is_distinct

PT_into_destination *	m_into

bool	m_is_rhs_in_parentheses

Member Typedef Documentation

◆ super

using PT_union::super = PT_set_operation

private

Member Function Documentation

◆ contextualize()

bool PT_union::contextualize ( Parse_context * pc )

override

◆ PT_set_operation()

PT_set_operation::PT_set_operation	(	PT_query_expression_body *	lhs,
		bool	is_distinct,
		PT_query_expression_body *	rhs,
		bool	is_rhs_in_parentheses = `false`
	)

inline

◆ type()

enum Setop_type PT_union::type ( ) const

inlineoverridevirtual

Reimplemented from PT_query_expression_body.

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

sql/parse_tree_nodes.h
sql/parse_tree_nodes.cc

Public Member Functions