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fc74d81b3f
RTREEs will be used for GIS extension in MySQL
31 lines
1.4 KiB
C
31 lines
1.4 KiB
C
/* Copyright (C) 2000 MySQL AB & Ramil Kalimullin & MySQL Finland AB
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& TCX DataKonsult AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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/* Written by Ramil Kalimullin, who has a shared copyright to this code */
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#ifndef _rt_key_h
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#define _rt_key_h
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int rtree_add_key(MI_INFO *info, MI_KEYDEF *keyinfo, uchar *key,
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uint key_length, uchar *page_buf, my_off_t *new_page);
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int rtree_delete_key(MI_INFO *info, uchar *page, uchar *key,
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uint key_length, uint nod_flag);
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int rtree_set_key_mbr(MI_INFO *info, MI_KEYDEF *keyinfo, uchar *key,
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uint key_length, my_off_t child_page);
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uchar *rtree_choose_key(MI_INFO *info, MI_KEYDEF *keyinfo, uchar *key,
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uint key_length, uchar *page_buf, uint nod_flag);
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#endif /* _rt_key_h */
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