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

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


mysql-test/r/subselect.result:
  Auto merged
mysql-test/t/subselect.test:
  Auto merged
sql/sql_lex.cc:
  Auto merged
sql/sql_lex.h:
  Auto merged
sql/sql_select.cc:
  Auto merged
sql/sql_union.cc:
  Auto merged
This commit is contained in:
unknown
2004-05-14 15:29:23 +03:00
parent 8c0e5ebfd3 98fbcd9f2c
commit aebab97dd0
15 changed files with 316 additions and 73 deletions
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27
sql/sql_select.cc
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@ -1585,8 +1585,7 @@ mysql_select(THD *thd, Item ***rref_pointer_array,
if (select_lex->linkage != GLOBAL_OPTIONS_TYPE)
{
//here is EXPLAIN of subselect or derived table
join->result= result;
if (!join->procedure && result->prepare(join->fields_list, unit))
if (join->change_result(result))
{
DBUG_RETURN(-1);
}
@ -9563,3 +9562,27 @@ void st_select_lex::print(THD *thd, String *str)
// PROCEDURE unsupported here
}
/*
change select_result object of JOIN
SYNOPSIS
JOIN::change_result()
res new select_result object
RETURN
0 - OK
-1 - error
*/
int JOIN::change_result(select_result *res)
{
DBUG_ENTER("JOIN::change_result");
result= res;
if (!procedure && result->prepare(fields_list, select_lex->master_unit()))
{
DBUG_RETURN(-1);
}
DBUG_RETURN(0);
}