rt_index.h File Reference

#include <sys/types.h>
#include "my_inttypes.h"
#include "myisam.h"

Go to the source code of this file.

Macros
#define	rt_PAGE_FIRST_KEY(page, nod_flag)   (page + 2 + nod_flag)
#define	rt_PAGE_NEXT_KEY(key, key_length, nod_flag)    (key + key_length + (nod_flag ? nod_flag : info->s->base.rec_reflength))
#define	rt_PAGE_END(page)   (page + mi_getint(page))
#define	rt_PAGE_MIN_SIZE(block_length)   ((uint)(block_length) / 3)

Functions
int	rtree_insert (MI_INFO *info, uint keynr, uchar *key, uint key_length)
int	rtree_delete (MI_INFO *info, uint keynr, uchar *key, uint key_length)
int	rtree_find_first (MI_INFO *info, uint keynr, uchar *key, uint key_length, uint search_flag)
int	rtree_find_next (MI_INFO *info, uint keynr, uint search_flag)
int	rtree_get_first (MI_INFO *info, uint keynr, uint key_length)
int	rtree_get_next (MI_INFO *info, uint keynr, uint key_length)
ha_rows	rtree_estimate (MI_INFO *info, uint keynr, uchar *key, uint key_length, uint flag)
int	rtree_split_page (MI_INFO *info, MI_KEYDEF *keyinfo, uchar *page, uchar *key, uint key_length, my_off_t *new_page_offs)

Macro Definition Documentation

rt_PAGE_END

#define rt_PAGE_END

(

page

)

(page + mi_getint(page))

rt_PAGE_FIRST_KEY

#define rt_PAGE_FIRST_KEY	(		page,
			nod_flag
	)		(page + 2 + nod_flag)

rt_PAGE_MIN_SIZE

#define rt_PAGE_MIN_SIZE

(

block_length

)

((uint)(block_length) / 3)

rt_PAGE_NEXT_KEY

#define rt_PAGE_NEXT_KEY	(		key,
			key_length,
			nod_flag
	)		(key + key_length + (nod_flag ? nod_flag : info->s->base.rec_reflength))

Function Documentation

rtree_delete()

int rtree_delete	(	MI_INFO *	info,
		uint	keynr,
		uchar *	key,
		uint	key_length
	)

rtree_estimate()

ha_rows rtree_estimate	(	MI_INFO *	info,
		uint	keynr,
		uchar *	key,
		uint	key_length,
		uint	flag
	)

rtree_find_first()

int rtree_find_first	(	MI_INFO *	info,
		uint	keynr,
		uchar *	key,
		uint	key_length,
		uint	search_flag
	)

rtree_find_next()

int rtree_find_next	(	MI_INFO *	info,
		uint	keynr,
		uint	search_flag
	)

rtree_get_first()

int rtree_get_first	(	MI_INFO *	info,
		uint	keynr,
		uint	key_length
	)

rtree_get_next()

int rtree_get_next	(	MI_INFO *	info,
		uint	keynr,
		uint	key_length
	)

rtree_insert()

int rtree_insert	(	MI_INFO *	info,
		uint	keynr,
		uchar *	key,
		uint	key_length
	)

rtree_split_page()

int rtree_split_page	(	MI_INFO *	info,
		MI_KEYDEF *	keyinfo,
		uchar *	page,
		uchar *	key,
		uint	key_length,
		my_off_t *	new_page_offs
	)