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Merge bk-internal.mysql.com:/data0/bk/mysql-5.0-opt

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into  bk-internal.mysql.com:/data0/bk/mysql-5.1-opt
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gshchepa@bk-internal.mysql.com
2007-09-12 11:52:42 +02:00
parent 474bcd3b00 06f12f66e8
commit ae46c7e54a
3 changed files with 26 additions and 2 deletions
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3
sql/opt_range.cc
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@ -1778,6 +1778,7 @@ uint get_index_for_order(TABLE *table, ORDER *order, ha_rows limit)
if (!(table->keys_in_use_for_query.is_set(idx)))
continue;
KEY_PART_INFO *keyinfo= table->key_info[idx].key_part;
uint n_parts= table->key_info[idx].key_parts;
uint partno= 0;
/*
@ -1787,7 +1788,7 @@ uint get_index_for_order(TABLE *table, ORDER *order, ha_rows limit)
*/
if (!(table->file->index_flags(idx, 0, 1) & HA_READ_ORDER))
continue;
for (ord= order; ord; ord= ord->next, partno++)
for (ord= order; ord && partno < n_parts; ord= ord->next, partno++)
{
Item *item= order->item[0];
if (!(item->type() == Item::FIELD_ITEM &&