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do not register changes of stack variable

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This commit is contained in:
bell@sanja.is.com.ua
2005-07-03 00:51:02 +03:00
parent 6201504db9
commit 2941da3971
6 changed files with 35 additions and 26 deletions
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36
sql/sql_base.cc
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@ -2581,19 +2581,21 @@ Field *find_field_in_real_table(THD *thd, TABLE *table,
SYNOPSIS
find_field_in_tables()
thd Pointer to current thread structure
item Field item that should be found
tables Tables to be searched for item
ref If 'item' is resolved to a view field, ref is set to
point to the found view field
report_error Degree of error reporting:
- IGNORE_ERRORS then do not report any error
- IGNORE_EXCEPT_NON_UNIQUE report only non-unique
fields, suppress all other errors
- REPORT_EXCEPT_NON_UNIQUE report all other errors
except when non-unique fields were found
- REPORT_ALL_ERRORS
check_privileges need to check privileges
thd Pointer to current thread structure
item Field item that should be found
tables Tables to be searched for item
ref If 'item' is resolved to a view field, ref is set to
point to the found view field
report_error Degree of error reporting:
- IGNORE_ERRORS then do not report any error
- IGNORE_EXCEPT_NON_UNIQUE report only non-unique
fields, suppress all other errors
- REPORT_EXCEPT_NON_UNIQUE report all other errors
except when non-unique fields were found
- REPORT_ALL_ERRORS
check_privileges need to check privileges
register_tree_change TRUE if ref is not stack variable and we
need register changes in item tree
RETURN VALUES
0 If error: the found field is not unique, or there are
@ -2609,7 +2611,7 @@ Field *find_field_in_real_table(THD *thd, TABLE *table,
Field *
find_field_in_tables(THD *thd, Item_ident *item, TABLE_LIST *tables,
Item **ref, find_item_error_report_type report_error,
bool check_privileges)
bool check_privileges, bool register_tree_change)
{
Field *found=0;
const char *db=item->db_name;
@ -2651,7 +2653,7 @@ find_field_in_tables(THD *thd, Item_ident *item, TABLE_LIST *tables,
(test(table->grant.want_privilege) &&
check_privileges),
1, &(item->cached_field_index),
TRUE);
register_tree_change);
}
if (found)
{
@ -2707,7 +2709,7 @@ find_field_in_tables(THD *thd, Item_ident *item, TABLE_LIST *tables,
(test(tables->grant.want_privilege) &&
check_privileges),
1, &(item->cached_field_index),
TRUE);
register_tree_change);
if (find)
{
item->cached_table= tables;
@ -2775,7 +2777,7 @@ find_field_in_tables(THD *thd, Item_ident *item, TABLE_LIST *tables,
check_privileges),
allow_rowid,
&(item->cached_field_index),
TRUE);
register_tree_change);
if (field)
{
if (field == WRONG_GRANT)