window.cc File Reference

#include "sql/window.h"
#include <sys/types.h>
#include <algorithm>
#include <cstring>
#include <initializer_list>
#include <limits>
#include <memory>
#include <unordered_set>
#include <vector>
#include "field_types.h"
#include "my_alloc.h"
#include "my_dbug.h"
#include "my_inttypes.h"
#include "my_sys.h"
#include "my_table_map.h"
#include "my_time.h"
#include "mysql/strings/m_ctype.h"
#include "mysql/udf_registration_types.h"
#include "mysqld_error.h"
#include "sql/derror.h"
#include "sql/enum_query_type.h"
#include "sql/field.h"
#include "sql/handler.h"
#include "sql/item.h"
#include "sql/item_cmpfunc.h"
#include "sql/item_func.h"
#include "sql/item_sum.h"
#include "sql/item_timefunc.h"
#include "sql/join_optimizer/finalize_plan.h"
#include "sql/join_optimizer/replace_item.h"
#include "sql/key_spec.h"
#include "sql/mem_root_array.h"
#include "sql/mysqld_cs.h"
#include "sql/parse_location.h"
#include "sql/parse_tree_nodes.h"
#include "sql/parse_tree_window.h"
#include "sql/sql_array.h"
#include "sql/sql_class.h"
#include "sql/sql_const.h"
#include "sql/sql_error.h"
#include "sql/sql_exception_handler.h"
#include "sql/sql_lex.h"
#include "sql/sql_list.h"
#include "sql/sql_optimizer.h"
#include "sql/sql_resolver.h"
#include "sql/sql_show.h"
#include "sql/sql_tmp_table.h"
#include "sql/table.h"
#include "sql/temp_table_param.h"
#include "sql/window_lex.h"
#include "sql_string.h"
#include "template_utils.h"

Classes
class	AdjacencyList
	Simplified adjacency list: a window can maximum reference (depends on) one other window due to syntax restrictions. More...

Functions
static ORDER *	clone (THD *thd, ORDER *order)
	Shallow clone the list of ORDER objects using mem_root and return the cloned list. More...
static void	append_to_back (ORDER **first_next, ORDER *column)
	Append order expressions at the end of *first_next ordering list representing the partitioning columns. More...
static Item_cache *	make_result_item (Item *value)
static ORDER *	elt (const SQL_I_List< ORDER > &list, uint i)
	Return element with index i from list. More...
static Item_cache *	FindCacheInComparator (const Arg_comparator &cmp)

Function Documentation

append_to_back()

static void append_to_back ( ORDER **  first_next, ORDER *  column  )

static

Append order expressions at the end of *first_next ordering list representing the partitioning columns.

clone()

static ORDER * clone ( THD *  thd, ORDER *  order  )

static

Shallow clone the list of ORDER objects using mem_root and return the cloned list.

elt()

static ORDER * elt ( const SQL_I_List< ORDER > &  list, uint  i  )

static

Return element with index i from list.

Parameters

list	List of ORDER elements
i	zero-based index

Returns

element at index i, or nullptr if i out of range

FindCacheInComparator()

static Item_cache * FindCacheInComparator ( const Arg_comparator &  cmp )

static

make_result_item()

static Item_cache * make_result_item ( Item *  value )

static