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PART I: Keys support for MyMERGE tables

Browse source 
myisammrg/             |
Makefile.am            |
mymrgdef.h             |   support for keys
myrg_open.c            |          &
myrg_queue.c           |   bugfixes
myrg_rfirst.c          |
myrg_rkey.c            |
myrg_rlast.c           |
myrg_rnext.c           |
myrg_rprev.c           |
myrg_rrnd.c            |

include/myisammrg.h    | rkey/rnext/etc prototyped

sql/                   |
ha_myisammrg.cc        | support for keys
ha_myisammrg.h         |

myisam/                |
mi_rkey.c              | buf==NULL extension, _mi_rkey()
mi_rnext.c             |
mi_rprev.c             |

include/queues.h       | reinit_queue() - same as init_queue, but w/o malloc
mysys/queues.c         |

PART II: Miscellaneous

myisam/common_words    | deleted (looks like I checked it in by mistake)

some files (like acconfig.h, Makefile.am, COPYING.LIB, etc)
                       | Change mode to -rw-r--r-- (by `chmod a-x ')



include/queues.h:
  Initial, from cvs
myisammrg/Makefile.am:
  Initial, from cvs
myisammrg/mymrgdef.h:
  Initial, from cvs
myisammrg/myrg_open.c:
  Initial, from cvs
mysys/queues.c:
  Initial, from cvs
BitKeeper/deleted/.del-common_words:
  ***MISSING WEAVE***
Makefile.am:
  Change mode to -rw-r--r--
include/mysql_version.h.in:
  Change mode to -rw-r--r--
libmysql/acconfig.h:
  ***MISSING WEAVE***
mysys/COPYING.LIB:
  Change mode to -rw-r--r--
sql/item_uniq.cc:
  Change mode to -rw-r--r--
sql/item_uniq.h:
  Change mode to -rw-r--r--
sql/share/Makefile.am:
  Change mode to -rw-r--r--
strings/ChangeLog:
  Change mode to -rw-r--r--
support-files/Makefile.am:
  Change mode to -rw-r--r--
myisam/mi_rkey.c:
  looks like rkey/rnext for MyMERGE is working
myisam/mi_rnext.c:
  looks like rkey/rnext for MyMERGE is working
myisammrg/myrg_queue.c:
  looks like rkey/rnext for MyMERGE is working
myisammrg/myrg_rkey.c:
  looks like rkey/rnext for MyMERGE is working
myisammrg/myrg_rnext.c:
  probably, works
myisammrg/myrg_rprev.c:
  probably, works
include/myisammrg.h:
  rkey/rnext/etc prototyped
myisam/mi_rprev.c:
  buf==NULL, extension
sql/ha_myisammrg.cc:
  support for keys
sql/ha_myisammrg.h:
  support for keys
myisammrg/myrg_rrnd.c:
  ORDER BY didn't work
acconfig.h:
  Change mode to -rw-r--r--
This commit is contained in:
unknown 2000-08-14 15:27:19 +04:00
commit 24772d9999
27 changed files with 519 additions and 38 deletions
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49
myisammrg/myrg_rfirst.c Normal file
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/* 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 "mymrgdef.h"
/* Read first row through a specfic key */
int myrg_rfirst(MYRG_INFO *info, byte *buf, int inx)
{
MYRG_TABLE *table;
MI_INFO *mi;
int err;
if (_myrg_init_queue(info,inx,HA_READ_KEY_OR_NEXT))
return my_errno;
for (table=info->open_tables ; table < info->end_table ; table++)
{
err=mi_rfirst(table->table,NULL,inx);
info->last_used_table=table;
if (err == HA_ERR_END_OF_FILE)
continue;
if (err)
return err;
/* adding to queue */
queue_insert(&(info->by_key),(byte *)table);
}
if (!info->by_key.elements)
return HA_ERR_END_OF_FILE;
mi=(info->current_table=(MYRG_TABLE *)queue_top(&(info->by_key)))->table;
return mi_rrnd(mi,buf,mi->lastpos);
}