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Bug #11551: Asymmetric + undocumented behaviour of DROP VIEW and DROP TABLE

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made DROP VIEW to continue on error and report an aggregated error 
 at its end. This makes it similar to DROP TABLE.


mysql-test/r/view.result:
  Bug #11551: Asymmetric + undocumented behaviour of DROP VIEW and DROP TABLE
   - test case
   - changed error message
mysql-test/t/view.test:
  Bug #11551: Asymmetric + undocumented behaviour of DROP VIEW and DROP TABLE
   - test case
sql/sql_view.cc:
  Bug #11551: Asymmetric + undocumented behaviour of DROP VIEW and DROP TABLE
   - made DROP VIEW to continue on error and report an aggregated error
This commit is contained in:
unknown
2006-07-31 20:56:06 +03:00
parent 667c73be65
commit b74cb62348
3 changed files with 79 additions and 14 deletions
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51
sql/sql_view.cc
View File

@ -1226,8 +1226,11 @@ bool mysql_drop_view(THD *thd, TABLE_LIST *views, enum_drop_mode drop_mode)
DBUG_ENTER("mysql_drop_view");
char path[FN_REFLEN];
TABLE_LIST *view;
bool type= 0;
frm_type_enum type;
db_type not_used;
String non_existant_views;
char *wrong_object_db= NULL, *wrong_object_name= NULL;
bool error= FALSE;
for (view= views; view; view= view->next_local)
{
@ -1235,8 +1238,9 @@ bool mysql_drop_view(THD *thd, TABLE_LIST *views, enum_drop_mode drop_mode)
view->table_name, reg_ext, NullS);
(void) unpack_filename(path, path);
VOID(pthread_mutex_lock(&LOCK_open));
if (access(path, F_OK) ||
(type= (mysql_frm_type(thd, path, &not_used) != FRMTYPE_VIEW)))
type= FRMTYPE_ERROR;
if (access(path, F_OK) ||
FRMTYPE_VIEW != (type= mysql_frm_type(thd, path, &not_used)))
{
char name[FN_REFLEN];
my_snprintf(name, sizeof(name), "%s.%s", view->db, view->table_name);
@ -1248,25 +1252,46 @@ bool mysql_drop_view(THD *thd, TABLE_LIST *views, enum_drop_mode drop_mode)
VOID(pthread_mutex_unlock(&LOCK_open));
continue;
}
if (type)
my_error(ER_WRONG_OBJECT, MYF(0), view->db, view->table_name, "VIEW");
if (type == FRMTYPE_TABLE)
{
if (!wrong_object_name)
{
wrong_object_db= view->db;
wrong_object_name= view->table_name;
}
}
else
my_error(ER_BAD_TABLE_ERROR, MYF(0), name);
goto err;
{
if (non_existant_views.length())
non_existant_views.append(',');
non_existant_views.append(String(view->table_name,system_charset_info));
}
VOID(pthread_mutex_unlock(&LOCK_open));
continue;
}
if (my_delete(path, MYF(MY_WME)))
goto err;
error= TRUE;
query_cache_invalidate3(thd, view, 0);
sp_cache_invalidate();
VOID(pthread_mutex_unlock(&LOCK_open));
}
if (error)
{
DBUG_RETURN(TRUE);
}
if (wrong_object_name)
{
my_error(ER_WRONG_OBJECT, MYF(0), wrong_object_db, wrong_object_name,
"VIEW");
DBUG_RETURN(TRUE);
}
if (non_existant_views.length())
{
my_error(ER_BAD_TABLE_ERROR, MYF(0), non_existant_views.c_ptr());
DBUG_RETURN(TRUE);
}
send_ok(thd);
DBUG_RETURN(FALSE);
err:
VOID(pthread_mutex_unlock(&LOCK_open));
DBUG_RETURN(TRUE);
}