MySQL  8.0.27
Source Code Documentation
parse_tree_window.h
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22 
23 #ifndef SQL_PARSE_TREE_WINDOW_INCLUDED
24 #define SQL_PARSE_TREE_WINDOW_INCLUDED
25 
27 #include "sql/sql_list.h"
28 #include "sql/window.h"
29 
30 class Item_string;
31 class PT_frame;
32 class PT_order_list;
33 
34 /**
35  Parse tree node for a window; just a shallow wrapper for
36  class Window, q.v.
37 */
38 class PT_window : public Parse_tree_node, public Window {
40 
41  public:
42  PT_window(PT_order_list *partition_by, PT_order_list *order_by,
43  PT_frame *frame)
44  : Window(partition_by, order_by, frame) {}
45 
46  PT_window(PT_order_list *partition_by, PT_order_list *order_by,
47  PT_frame *frame, Item_string *inherit)
48  : Window(partition_by, order_by, frame, inherit) {}
49 
51 
52  bool contextualize(Parse_context *pc) override;
53 };
54 
55 /**
56  Parse tree node for a list of window definitions corresponding
57  to a <window clause> in SQL 2003.
58 */
62 
63  public:
64  PT_window_list() = default;
65 
66  bool contextualize(Parse_context *pc) override;
67 
68  bool push_back(PT_window *w) { return m_windows.push_back(w); }
69 };
70 
71 #endif // SQL_PARSE_TREE_WINDOW_INCLUDED
Definition: item.h:5075
bool push_back(T *a)
Definition: sql_list.h:445
Parse tree node for a window's frame, cf.
Definition: parse_tree_nodes.h:1356
Definition: parse_tree_nodes.h:212
Parse tree node for a list of window definitions corresponding to a <window clause> in SQL 2003.
Definition: parse_tree_window.h:59
PT_window_list()=default
bool push_back(PT_window *w)
Definition: parse_tree_window.h:68
Parse_tree_node super
Definition: parse_tree_window.h:60
List< Window > m_windows
Definition: parse_tree_window.h:61
bool contextualize(Parse_context *pc) override
Definition: parse_tree_window.cc:58
Parse tree node for a window; just a shallow wrapper for class Window, q.v.
Definition: parse_tree_window.h:38
PT_window(Item_string *name)
Definition: parse_tree_window.h:50
PT_window(PT_order_list *partition_by, PT_order_list *order_by, PT_frame *frame)
Definition: parse_tree_window.h:42
Parse_tree_node super
Definition: parse_tree_window.h:39
PT_window(PT_order_list *partition_by, PT_order_list *order_by, PT_frame *frame, Item_string *inherit)
Definition: parse_tree_window.h:46
bool contextualize(Parse_context *pc) override
Definition: parse_tree_window.cc:34
Base class for parse tree nodes (excluding the Parse_tree_root hierarchy)
Definition: parse_tree_node_base.h:102
Represents the (explicit) window of a SQL 2003 section 7.11 <window clause>, or the implicit (inlined...
Definition: window.h:94
Item_string * name() const
Get the name of a window.
Definition: window.h:743
const PT_frame * frame() const
Get the frame, if any.
Definition: window.h:751
Environment data for the contextualization phase.
Definition: parse_tree_node_base.h:90