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bugfix for MERGE tables and MAX(key)

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unknown
2003-01-17 12:48:23 +01:00
parent ef3091541e
commit 22b693d80b
2 changed files with 4 additions and 5 deletions
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7
sql/opt_sum.cc
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@ -38,7 +38,7 @@ int opt_sum_query(TABLE_LIST *tables, List<Item> &all_fields,COND *conds)
table_map removed_tables=0;
Item *item;
COND *org_conds= conds;
/* Add all ON conditions to WHERE condition */
for (TABLE_LIST *tl=tables; tl ; tl= tl->next)
{
@ -165,10 +165,9 @@ int opt_sum_query(TABLE_LIST *tables, List<Item> &all_fields,COND *conds)
error=table->file->index_last(table->record[0]) !=0;
else
{
(void)table->file->index_read(table->record[0], key_buff,
error = table->file->index_read(table->record[0], key_buff,
ref.key_length,
HA_READ_AFTER_KEY);
error=table->file->index_prev(table->record[0]) ||
HA_READ_PREFIX_LAST) ||
key_cmp(table,key_buff,ref.key,ref.key_length);
}
if (table->key_read)