MySQL  8.0.18
Source Code Documentation
PT_borders Class Reference

Parse tree node for one or both of a window extent's borders, cf. More...

#include <parse_tree_nodes.h>

Inheritance diagram for PT_borders:
Parse_tree_node_tmpl< Context >

Public Member Functions

 PT_borders (PT_border *start, PT_border *end)
 Constructor. More...
 
- Public Member Functions inherited from Parse_tree_node_tmpl< Context >
virtual ~Parse_tree_node_tmpl ()
 
bool is_contextualized () const
 
virtual bool contextualize (Context *pc)
 Do all context-sensitive things and mark the node as contextualized. More...
 
virtual bool contextualize_ (Context *)
 
Intermediate version of the contextualize() function 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 Attributes

PT_borderm_borders [2]
 

Friends

class PT_frame
 

Additional Inherited Members

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

Detailed Description

Parse tree node for one or both of a window extent's borders, cf.

<window frame extent> in SQL 2003.

Constructor & Destructor Documentation

◆ PT_borders()

PT_borders::PT_borders ( PT_border start,
PT_border end 
)
inline

Constructor.

Frames of the form "frame_start no_frame_end" are translated during parsing to "BETWEEN frame_start AND CURRENT ROW". So both 'start' and 'end' are non-nullptr.

Friends And Related Function Documentation

◆ PT_frame

friend class PT_frame
friend

Member Data Documentation

◆ m_borders

PT_border* PT_borders::m_borders[2]
private

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