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fixed subselect with to temporary tables executing

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(now it return correct results. Test was commited before, but it is not pushed,
BUG# is not registered, because bug was introduced after release)


sql/sql_select.cc:
  fixed subselect with to temporary tables executing
sql/sql_select.h:
  fixed subselect with to temporary tables executing
This commit is contained in:
unknown 2003-07-07 00:45:51 +03:00
parent 929a4783f1
commit 51b26a4d3f
2 changed files with 17 additions and 1 deletions
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14
sql/sql_select.cc
View file

@ -1137,6 +1137,20 @@ JOIN::exec()
thd->proc_info="Copying to group table";
tmp_error= -1;
if (curr_join != this)
{
if (sum_funcs2)
{
curr_join->sum_funcs= sum_funcs2;
curr_join->sum_funcs_end= sum_funcs_end2;
}
else
{
curr_join->alloc_func_list();
sum_funcs2= curr_join->sum_funcs;
sum_funcs_end2= curr_join->sum_funcs_end;
}
}
if (curr_join->make_sum_func_list(*curr_all_fields, *curr_fields_list,
1) ||
(tmp_error= do_select(curr_join, (List<Item> *) 0, curr_tmp_table,

4
sql/sql_select.h
View file

@ -146,6 +146,8 @@ class JOIN :public Sql_alloc
TABLE *exec_tmp_table1, *exec_tmp_table2;
THD *thd;
Item_sum **sum_funcs, ***sum_funcs_end;
/* second copy of sumfuncs (for queries with 2 temporary tables */
Item_sum **sum_funcs2, ***sum_funcs_end2;
Procedure *procedure;
Item *having;
Item *tmp_having; // To store Having when processed temporary table
@ -199,7 +201,7 @@ class JOIN :public Sql_alloc
send_records(0), found_records(0), examined_rows(0),
exec_tmp_table1(0), exec_tmp_table2(0),
thd(thd_arg),
sum_funcs(0),
sum_funcs(0),sum_funcs2(0),
procedure(0),
having(0), tmp_having(0),
select_options(select_options_arg),