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Merge sgluhov@bk-internal.mysql.com:/home/bk/mysql-5.0

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into gluh.mysql.r18.ru:/home/gluh/MySQL/mysql-5.0
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gluh@gluh.mysql.r18.ru
2005-02-03 20:46:53 +03:00
parent dd1dba19f0 a4a34a87c8
commit be5532d36a
83 changed files with 552 additions and 322 deletions
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14
sql/sql_base.cc
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@ -2776,6 +2776,20 @@ bool setup_fields(THD *thd, Item **ref_pointer_array, TABLE_LIST *tables,
thd->allow_sum_func= allow_sum_func;
thd->where="field list";
/*
To prevent fail on forward lookup we fill it with zerows,
then if we got pointer on zero after find_item_in_list we will know
that it is forward lookup.
There is other way to solve problem: fill array with pointers to list,
but it will be slower.
TODO: remove it when (if) we made one list for allfields and
ref_pointer_array
*/
if (ref_pointer_array)
bzero(ref_pointer_array, sizeof(Item *) * fields.elements);
Item **ref= ref_pointer_array;
while ((item= it++))
{