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3d5dc65dfd
RTREEs will be used for GIS extension in MySQL myisam/.cvsignore: Added sp_test and rt_test myisam/Makefile.am: Added RTREE files myisam/mi_create.c: Added RTREE/SPATIAL initialization myisam/mi_delete.c: Switched to use virual function, instead of mi_ck_delete() direct call myisam/mi_key.c: Added sp_make_key() call in the case of SPATIAL index type myisam/mi_open.c: Added some new initialization actions which depend on key_alg being used: RTREE or BTREE myisam/mi_range.c: Rtree estimation myisam/mi_rkey.c: rtree myisam/mi_rnext.c: rtree myisam/mi_rnext_same.c: rtree myisam/mi_static.c: New search flags for bounding rectungles myisam/mi_test1.c: one now should always specify key_alg during keyinfo initializing: BTREE or RTREE myisam/mi_test2.c: Added key_alg initializing myisam/mi_test3.c: Added key_alg initialization myisam/mi_update.c: Switched to virtual functions, instead of mi_ck_delete/mi_ck_write direct call myisam/mi_write.c: Virtual function instead of mi_ck_write() direct call myisam/myisamdef.h: Rtree additions
60 lines
2.2 KiB
C
60 lines
2.2 KiB
C
/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & 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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/*
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Static variables for MyISAM library. All definied here for easy making of
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a shared library
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*/
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#ifndef _global_h
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#include "myisamdef.h"
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#endif
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LIST *myisam_open_list=0;
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uchar NEAR myisam_file_magic[]=
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{ (uchar) 254, (uchar) 254,'\007', '\001', };
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uchar NEAR myisam_pack_file_magic[]=
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{ (uchar) 254, (uchar) 254,'\010', '\001', };
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my_string myisam_log_filename=(char*) "myisam.log";
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File myisam_log_file= -1;
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uint myisam_quick_table_bits=9;
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uint myisam_block_size=MI_KEY_BLOCK_LENGTH; /* Best by test */
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my_bool myisam_flush=0, myisam_delay_key_write=0, myisam_single_user=0;
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#if defined(THREAD) && !defined(DONT_USE_RW_LOCKS)
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my_bool myisam_concurrent_insert=1;
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#else
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my_bool myisam_concurrent_insert=0;
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#endif
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my_off_t myisam_max_extra_temp_length= MI_MAX_TEMP_LENGTH;
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my_off_t myisam_max_temp_length= MAX_FILE_SIZE;
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ulong myisam_bulk_insert_tree_size=8192*1024;
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/* read_vec[] is used for converting between P_READ_KEY.. and SEARCH_ */
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/* Position is , == , >= , <= , > , < */
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uint NEAR myisam_read_vec[]=
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{
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SEARCH_FIND, SEARCH_FIND | SEARCH_BIGGER, SEARCH_FIND | SEARCH_SMALLER,
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SEARCH_NO_FIND | SEARCH_BIGGER, SEARCH_NO_FIND | SEARCH_SMALLER,
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SEARCH_FIND | SEARCH_PREFIX, SEARCH_LAST,
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MBR_CONTAIN, MBR_INTERSECT, MBR_WITHIN, MBR_DISJOINT, MBR_EQUAL
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};
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uint NEAR myisam_readnext_vec[]=
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{
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SEARCH_BIGGER, SEARCH_BIGGER, SEARCH_SMALLER, SEARCH_BIGGER, SEARCH_SMALLER,
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SEARCH_BIGGER, SEARCH_SMALLER
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};
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