mariadb/myisam/mi_static.c
unknown 3d5dc65dfd This ChangeSet adds RTREE support into myisam library.
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
2002-02-20 14:11:21 +04:00

60 lines
2.2 KiB
C

/* Copyright (C) 2000 MySQL AB & 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 */
/*
Static variables for MyISAM library. All definied here for easy making of
a shared library
*/
#ifndef _global_h
#include "myisamdef.h"
#endif
LIST *myisam_open_list=0;
uchar NEAR myisam_file_magic[]=
{ (uchar) 254, (uchar) 254,'\007', '\001', };
uchar NEAR myisam_pack_file_magic[]=
{ (uchar) 254, (uchar) 254,'\010', '\001', };
my_string myisam_log_filename=(char*) "myisam.log";
File myisam_log_file= -1;
uint myisam_quick_table_bits=9;
uint myisam_block_size=MI_KEY_BLOCK_LENGTH; /* Best by test */
my_bool myisam_flush=0, myisam_delay_key_write=0, myisam_single_user=0;
#if defined(THREAD) && !defined(DONT_USE_RW_LOCKS)
my_bool myisam_concurrent_insert=1;
#else
my_bool myisam_concurrent_insert=0;
#endif
my_off_t myisam_max_extra_temp_length= MI_MAX_TEMP_LENGTH;
my_off_t myisam_max_temp_length= MAX_FILE_SIZE;
ulong myisam_bulk_insert_tree_size=8192*1024;
/* read_vec[] is used for converting between P_READ_KEY.. and SEARCH_ */
/* Position is , == , >= , <= , > , < */
uint NEAR myisam_read_vec[]=
{
SEARCH_FIND, SEARCH_FIND | SEARCH_BIGGER, SEARCH_FIND | SEARCH_SMALLER,
SEARCH_NO_FIND | SEARCH_BIGGER, SEARCH_NO_FIND | SEARCH_SMALLER,
SEARCH_FIND | SEARCH_PREFIX, SEARCH_LAST,
MBR_CONTAIN, MBR_INTERSECT, MBR_WITHIN, MBR_DISJOINT, MBR_EQUAL
};
uint NEAR myisam_readnext_vec[]=
{
SEARCH_BIGGER, SEARCH_BIGGER, SEARCH_SMALLER, SEARCH_BIGGER, SEARCH_SMALLER,
SEARCH_BIGGER, SEARCH_SMALLER
};