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Merge sanja.is.com.ua:/home/bell/mysql/bk/work-top3-4.1

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into sanja.is.com.ua:/home/bell/mysql/bk/work-simple_in-4.1


mysql-test/r/subselect.result:
  Auto merged
mysql-test/t/subselect.test:
  Auto merged
sql/item_subselect.cc:
  Auto merged
sql/item_sum.cc:
  Auto merged
sql/sql_lex.h:
  Auto merged
sql/sql_select.cc:
  Auto merged
This commit is contained in:
unknown
2003-08-05 09:58:00 +03:00
parent f94d0178ca 6181294dab
commit 4a8ab8ac56
34 changed files with 358 additions and 873 deletions
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24
sql/sql_lex.h
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@ -349,7 +349,12 @@ public:
// Arrays of pointers to top elements of all_fields list
Item **ref_pointer_array;
uint select_items; /* number of items in select_list */
/*
number of items in select_list and HAVING clause used to get number
bigger then can be number of entries that will be added to all item
list during split_sum_func
*/
uint select_n_having_items;
uint cond_count; /* number of arguments of and/or/xor in where/having */
enum_parsing_place parsing_place; /* where we are parsing expression */
bool with_sum_func; /* sum function indicator */
@ -361,14 +366,27 @@ public:
bool braces; /* SELECT ... UNION (SELECT ... ) <- this braces */
/* TRUE when having fix field called in processing of this SELECT */
bool having_fix_field;
/*
TRUE for primary st_select_lex structure of simple INSERT/REPLACE
SELECT for SELECT command st_select_lex. Used to privent scaning
item_list of non-SELECT st_select_lex (no sense find to finding
reference in it (all should be in tables, it is dangerouse due
to order of fix_fields calling for non-SELECTs commands (item list
can be not fix_fieldsd)). This value will be assigned for
primary select (sql_yac.yy) and for any subquery and
UNION SELECT (sql_parse.cc mysql_new_select())
INSERT for primary st_select_lex structure of simple INSERT/REPLACE
(used for name resolution, see Item_fiels & Item_ref fix_fields,
FALSE for INSERT/REPLACE ... SELECT, because it's
st_select_lex->table_list will be preprocessed (first table removed)
before passing to handle_select)
NOMATTER for other
*/
bool insert_select;
enum {NOMATTER_MODE, SELECT_MODE, INSERT_MODE} resolve_mode;
void init_query();
void init_select();