PARAM Class Reference

Inheritance diagram for PARAM:

Collaboration diagram for PARAM:

Public Attributes
KEY_PART *	key [MAX_KEY]
longlong	baseflag
uint	max_key_part
uint	range_count
bool	quick
uint	fields_bitmap_size
MY_BITMAP	needed_fields
MY_BITMAP	tmp_covered_fields
key_map *	needed_reg
uint *	imerge_cost_buff
uint	imerge_cost_buff_size
bool	is_ror_scan
uint	n_ranges
ORDER::enum_order	order_direction
Public Attributes inherited from RANGE_OPT_PARAM
THD *	thd
TABLE *	table
Item *	cond
table_map	prev_tables
table_map	read_tables
table_map	current_table
KEY_PART *	key_parts
KEY_PART *	key_parts_end
MEM_ROOT *	mem_root
MEM_ROOT *	old_root
uint	keys
bool	using_real_indexes
bool	remove_jump_scans
uint	real_keynr [MAX_KEY]
uchar	min_key [MAX_KEY_LENGTH+MAX_FIELD_WIDTH]
uchar	max_key [MAX_KEY_LENGTH+MAX_FIELD_WIDTH]
uint	alloced_sel_args
bool	force_default_mrr
bool	use_index_statistics

Additional Inherited Members
Public Member Functions inherited from RANGE_OPT_PARAM
bool	statement_should_be_aborted () const

Detailed Description

Definition at line 852 of file opt_range.cc.

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

• sql/opt_range.cc