diff options
Diffstat (limited to 'storage/maria/ma_rt_index.h')
-rw-r--r-- | storage/maria/ma_rt_index.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/storage/maria/ma_rt_index.h b/storage/maria/ma_rt_index.h new file mode 100644 index 00000000..42df5cf9 --- /dev/null +++ b/storage/maria/ma_rt_index.h @@ -0,0 +1,46 @@ +/* Copyright (C) 2006 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; version 2 of the License. + + 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */ + +#ifndef _rt_index_h +#define _rt_index_h + +#ifdef HAVE_RTREE_KEYS + +#define rt_PAGE_FIRST_KEY(share, page, nod_flag) (page + share->keypage_header + nod_flag) +#define rt_PAGE_NEXT_KEY(share, key, key_length, nod_flag) (key + key_length +\ + (nod_flag ? nod_flag : share->base.rec_reflength)) +#define rt_PAGE_END(page) ((page)->buff + (page)->size) + +#define rt_PAGE_MIN_SIZE(block_length) ((uint)(block_length - KEYPAGE_CHECKSUM_SIZE) / 3) + +my_bool maria_rtree_insert(MARIA_HA *info, MARIA_KEY *key); +my_bool maria_rtree_delete(MARIA_HA *info, MARIA_KEY *key); +int maria_rtree_insert_level(MARIA_HA *info, MARIA_KEY *key, + int ins_level, my_off_t *root); +my_bool maria_rtree_real_delete(MARIA_HA *info, MARIA_KEY *key, + my_off_t *root); +int maria_rtree_find_first(MARIA_HA *info, MARIA_KEY *key, uint search_flag); +int maria_rtree_find_next(MARIA_HA *info, uint keynr, uint32 search_flag); + +int maria_rtree_get_first(MARIA_HA *info, uint keynr, uint key_length); +int maria_rtree_get_next(MARIA_HA *info, uint keynr, uint key_length); + +ha_rows maria_rtree_estimate(MARIA_HA *info, MARIA_KEY *key, uint32 flag); + +int maria_rtree_split_page(const MARIA_KEY *key, MARIA_PAGE *page, + my_off_t *new_page_offs); +#endif /*HAVE_RTREE_KEYS*/ +#endif /* _rt_index_h */ |