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rt_index.h
Package: mysql-4.1.16-win-src.zip [view]
Upload User: romrleung
Upload Date: 2022-05-23
Package Size: 18897k
Code Size: 2k
Category:
MySQL
Development Platform:
Visual C++
- /* Copyright (C) 2000 MySQL AB & Ramil Kalimullin & MySQL Finland AB
- & TCX DataKonsult AB
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
- #ifndef _rt_index_h
- #define _rt_index_h
- #ifdef HAVE_RTREE_KEYS
- #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)
- 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);
- #endif /*HAVE_RTREE_KEYS*/
- #endif /* _rt_index_h */