diff options
Diffstat (limited to 'myisammrg')
| -rw-r--r-- | myisammrg/Makefile.am | 2 | ||||
| -rw-r--r-- | myisammrg/myrg_range.c | 39 |
2 files changed, 40 insertions, 1 deletions
diff --git a/myisammrg/Makefile.am b/myisammrg/Makefile.am index 299b1a20d6e..6a6824affba 100644 --- a/myisammrg/Makefile.am +++ b/myisammrg/Makefile.am @@ -21,7 +21,7 @@ libmyisammrg_a_SOURCES = myrg_open.c myrg_extra.c myrg_info.c myrg_locking.c \ myrg_rrnd.c myrg_update.c myrg_delete.c myrg_rsame.c \ myrg_panic.c myrg_close.c myrg_create.c myrg_static.c \ myrg_rkey.c myrg_rfirst.c myrg_rlast.c myrg_rnext.c \ - myrg_rprev.c myrg_queue.c myrg_write.c + myrg_rprev.c myrg_queue.c myrg_write.c myrg_range.c # Don't update the files from bitkeeper %::SCCS/s.% diff --git a/myisammrg/myrg_range.c b/myisammrg/myrg_range.c new file mode 100644 index 00000000000..9d93ad75a35 --- /dev/null +++ b/myisammrg/myrg_range.c @@ -0,0 +1,39 @@ +/* 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 */ + +#include "myrg_def.h" + +ha_rows myrg_records_in_range(MYRG_INFO *info, int inx, const byte *start_key, + uint start_key_len, + enum ha_rkey_function start_search_flag, + const byte *end_key, uint end_key_len, + enum ha_rkey_function end_search_flag) +{ + ha_rows records=0, res; + MYRG_TABLE *table; + + for (table=info->open_tables ; table != info->end_table ; table++) + { + res=mi_records_in_range(table->table, inx, + start_key, start_key_len, start_search_flag, + end_key, end_key_len, end_search_flag); + if (res == HA_POS_ERROR || records > HA_POS_ERROR - res) + return res; + records+=res; + } + return records; +} + |