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fixed memory overrun (bug 380)

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mysql-test/r/func_group.result:
  new tests
mysql-test/t/func_group.test:
  new tests
sql/item.cc:
  count items in select list
sql/item_subselect.cc:
  use number of item in select list for array creation
sql/item_sum.cc:
  with_sum_func now is boolean
sql/sql_derived.cc:
  use number of item in select list for array creation
sql/sql_lex.cc:
  create_refs changed with parsing_place enum variable
sql/sql_lex.h:
  added items in select list counter
  create_refs changed with parsing_place enum variable
  with_sum_func now is boolean
sql/sql_select.cc:
  use number of item in select list for array creation
sql/sql_union.cc:
  use number of item in select list for array creation
sql/sql_yacc.yy:
  create_refs changed with parsing_place enum variable
This commit is contained in:
unknown
2003-05-17 10:05:07 +03:00
parent ddabd51c57
commit acda3d79b6
11 changed files with 83 additions and 23 deletions
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13
sql/sql_lex.h
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@ -77,7 +77,6 @@ enum enum_sql_command {
SQLCOM_END
};
typedef List<Item> List_item;
typedef struct st_lex_master_info
@ -191,6 +190,13 @@ protected:
*master, *slave, /* vertical links */
*link_next, **link_prev; /* list of whole SELECT_LEX */
public:
enum enum_parsing_place
{
NO_MATTER,
IN_HAVING,
SELECT_LIST
};
ulong options;
enum sub_select_type linkage;
SQL_LIST order_list; /* ORDER clause */
@ -200,8 +206,9 @@ public:
// Arrays of pointers to top elements of all_fields list
Item **ref_pointer_array;
uint with_sum_func; /* sum function indicator and number of it */
bool create_refs;
uint select_items; /* number of items in select_list */
enum_parsing_place parsing_place; /* where we are parsing expression */
bool with_sum_func; /* sum function indicator */
bool dependent; /* dependent from outer select subselect */
bool uncacheable; /* result of this query can't be cached */
bool no_table_names_allowed; /* used for global order by */