database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-12-24 11:21:21 +03:00
Code Activity

RB-Tree indexes support in HEAP tables

Browse Source 
Renamed _hp_func  ->  hp_func
mi_key_cmp moved to /mysys/my_handler.c
New tests for HEAP tables
This commit is contained in:
bar@gw.udmsearch.izhnet.ru
2002-04-25 13:36:55 +05:00
parent c917658988
commit eab2893dac
54 changed files with 2361 additions and 748 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
heap/hp_clear.c
View File

@@ -24,25 +24,33 @@
void heap_clear(HP_INFO *info)
{
_hp_clear(info->s);
hp_clear(info->s);
}
void _hp_clear(HP_SHARE *info)
void hp_clear(HP_SHARE *info)
{
uint key;
DBUG_ENTER("_hp_clear");
DBUG_ENTER("hp_clear");
if (info->block.levels)
VOID(_hp_free_level(&info->block,info->block.levels,info->block.root,
VOID(hp_free_level(&info->block,info->block.levels,info->block.root,
(byte*) 0));
info->block.levels=0;
for (key=0 ; key < info->keys ; key++)
{
HP_BLOCK *block= &info->keydef[key].block;
if (block->levels)
VOID(_hp_free_level(block,block->levels,block->root,(byte*) 0));
block->levels=0;
block->last_allocated=0;
HP_KEYDEF *keyinfo = info->keydef + key;
if (keyinfo->algorithm == HA_KEY_ALG_BTREE)
{
delete_tree(&keyinfo->rb_tree);
}
else
{
HP_BLOCK *block= &keyinfo->block;
if (block->levels)
VOID(hp_free_level(block,block->levels,block->root,(byte*) 0));
block->levels=0;
block->last_allocated=0;
}
}
info->records=info->deleted=info->data_length=info->index_length=0;
info->blength=1;