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Merging 4.1 to 5.0.

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This commit is contained in:
pem@mysql.com
2003-04-04 13:45:35 +02:00
parent 3a00dc73e1 5c4122d3e0
commit 736e78251e
78 changed files with 5552 additions and 200 deletions
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63
sql/sql_class.cc
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@ -36,6 +36,8 @@
#endif
#include <mysys_err.h>
#include <sp_rcontext.h>
/*
The following is used to initialise Table_ident with a internal
table name
@ -86,7 +88,7 @@ extern "C" void free_user_var(user_var_entry *entry)
THD::THD():user_time(0), is_fatal_error(0),
last_insert_id_used(0),
insert_id_used(0), rand_used(0), in_lock_tables(0),
global_read_lock(0), bootstrap(0)
global_read_lock(0), bootstrap(0), spcont(NULL)
{
host=user=priv_user=db=query=ip=0;
host_or_ip= "connecting host";
@ -196,6 +198,9 @@ THD::THD():user_time(0), is_fatal_error(0),
pthread_mutex_unlock(&LOCK_thread_count);
randominit(&rand, tmp + (ulong) &rand, tmp + (ulong) ::query_id);
}
/* QQ init the temporary function cache */
spfuns.empty();
}
@ -287,6 +292,10 @@ void THD::cleanup(void)
pthread_mutex_unlock(&LOCK_user_locks);
ull= 0;
}
// extern void sp_clear_function_cache(THD *);
// sp_clear_function_cache(this);
cleanup_done=1;
DBUG_VOID_RETURN;
}
@ -1008,9 +1017,12 @@ bool select_exists_subselect::send_data(List<Item> &items)
int select_dumpvar::prepare(List<Item> &list, SELECT_LEX_UNIT *u)
{
List_iterator_fast<Item> li(list);
List_iterator_fast<LEX_STRING> gl(var_list);
List_iterator_fast<my_var> gl(var_list);
Item *item;
my_var *mv;
LEX_STRING *ls;
row_count= 0;
if (var_list.elements != list.elements)
{
my_error(ER_WRONG_NUMBER_OF_COLUMNS_IN_SELECT, MYF(0));
@ -1019,19 +1031,39 @@ int select_dumpvar::prepare(List<Item> &list, SELECT_LEX_UNIT *u)
unit=u;
while ((item=li++))
{
ls= gl++;
Item_func_set_user_var *xx = new Item_func_set_user_var(*ls,item);
xx->fix_fields(thd,(TABLE_LIST*) thd->lex.select_lex.table_list.first,&item);
xx->fix_length_and_dec();
vars.push_back(xx);
mv=gl++;
ls= &mv->s;
if (mv->local)
{
(void)local_vars.push_back(new Item_splocal(mv->offset));
}
else
{
Item_func_set_user_var *xx = new Item_func_set_user_var(*ls,item);
xx->fix_fields(thd,(TABLE_LIST*) thd->lex.select_lex.table_list.first,&item);
xx->fix_length_and_dec();
vars.push_back(xx);
}
}
return 0;
}
bool select_dumpvar::send_data(List<Item> &items)
{
List_iterator_fast<Item_func_set_user_var> li(vars);
List_iterator_fast<Item_splocal> var_li(local_vars);
List_iterator_fast<my_var> my_li(var_list);
List_iterator_fast<Item> it(items);
Item_func_set_user_var *xx;
Item_splocal *yy;
Item *item;
my_var *zz;
DBUG_ENTER("send_data");
if (unit->offset_limit_cnt)
{ // using limit offset,count
unit->offset_limit_cnt--;
DBUG_RETURN(0);
}
if (unit->offset_limit_cnt)
{ // Using limit offset,count
@ -1043,8 +1075,21 @@ bool select_dumpvar::send_data(List<Item> &items)
my_error(ER_TOO_MANY_ROWS, MYF(0));
DBUG_RETURN(1);
}
while ((xx=li++))
xx->update();
while ((zz=my_li++) && (item=it++))
{
if (zz->local)
{
if ((yy=var_li++))
{
thd->spcont->set_item(yy->get_offset(), item);
}
}
else
{
if ((xx=li++))
xx->update();
}
}
DBUG_RETURN(0);
}