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Fix of UNION code

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Added heap_delete_table
Added HA_EXTRA_PREPARE_FOR_DELETE
Added and use my_dup() for faster open of tables.
Removed not working no-mix-table-type
This commit is contained in:
monty@hundin.mysql.fi
2001-08-19 14:43:51 +03:00
parent 1e1a1ec064
commit a1be2a894f
47 changed files with 164 additions and 82 deletions
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46
heap/hp_create.c
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@ -21,33 +21,49 @@
#include "heapdef.h"
int heap_create(const char *name)
{
reg1 HP_SHARE *share;
DBUG_ENTER("heap_create");
(void) heap_delete_all(name);
DBUG_RETURN(0);
}
int heap_delete_all(const char *name)
{
reg1 HP_SHARE *info;
int found;
DBUG_ENTER("heap_delete_all");
pthread_mutex_lock(&THR_LOCK_heap);
if ((info=_hp_find_named_heap(name)))
if ((share=_hp_find_named_heap(name)))
{
if (info->open_count == 0)
_hp_free(info);
found=0;
if (share->open_count == 0)
_hp_free(share);
}
else
{
found=my_errno=ENOENT;
my_errno=ENOENT;
}
pthread_mutex_unlock(&THR_LOCK_heap);
DBUG_RETURN(found);
DBUG_RETURN(0);
}
int heap_delete_table(const char *name)
{
int result;
reg1 HP_SHARE *share;
DBUG_ENTER("heap_delete_table");
pthread_mutex_lock(&THR_LOCK_heap);
if ((share=_hp_find_named_heap(name)))
{
if (share->open_count == 0)
_hp_free(share);
else
share->delete_on_close=1;
result=0;
}
else
{
result=my_errno=ENOENT;
}
pthread_mutex_unlock(&THR_LOCK_heap);
DBUG_RETURN(result);
}
void _hp_free(HP_SHARE *share)
{
heap_share_list=list_delete(heap_share_list,&share->open_list);