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Excluded posibility of tmp_table_param.copy_field double deletion (BUG#14851).

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mysql-test/r/kill.result:
  BUG#14851 test
mysql-test/t/kill.test:
  BUG#14851 test
sql/sql_class.cc:
  Debug prints are added.
sql/sql_select.cc:
  Allocation of tmp_join fixed to involve constructor (it is not related to the bug directly but might cause other problems).
  Excluded posibility of tmp_table_param.copy_field double deletion (BUG#14851).
sql/sql_select.h:
  JOINs constructor added, initialization of them fixed (it is not related to the bug directly but might cause other problems).
This commit is contained in:
unknown
2006-01-18 13:48:57 +02:00
parent d88df3a316
commit e7c25ed4a1
5 changed files with 87 additions and 4 deletions
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11
sql/sql_select.h
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@@ -227,7 +227,14 @@ class JOIN :public Sql_alloc
{
init(thd_arg, fields_arg, select_options_arg, result_arg);
}
JOIN(JOIN &join)
:fields_list(join.fields_list)
{
init(join.thd, join.fields_list, join.select_options,
join.result);
}
void init(THD *thd_arg, List<Item> &fields_arg, ulong select_options_arg,
select_result *result_arg)
{
@@ -272,7 +279,7 @@ class JOIN :public Sql_alloc
fields_list= fields_arg;
bzero((char*) &keyuse,sizeof(keyuse));
tmp_table_param.copy_field=0;
tmp_table_param.init();
tmp_table_param.end_write_records= HA_POS_ERROR;
rollup.state= ROLLUP::STATE_NONE;
}