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More code cleanup, debug prints removed

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Fixed an incorrect optimizer choice for ror-intersect(key, clustered_primary)
Typo bug fixed in multitable update
This commit is contained in:
sergefp@mysql.com
2004-06-01 15:31:58 +04:00
parent 5843eec521
commit 2e93dfaf42
3 changed files with 31 additions and 28 deletions
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3
sql/sql_update.cc
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@@ -159,6 +159,7 @@ int mysql_update(THD *thd,
if (select && select->quick)
{
used_index= select->quick->index;
used_key_is_modified= (!select->quick->unique_key_range() &&
select->quick->check_if_keys_used(&fields));
}
@@ -173,7 +174,7 @@ int mysql_update(THD *thd,
matching rows before updating the table!
*/
table->file->extra(HA_EXTRA_RETRIEVE_ALL_COLS);
if (old_used_keys.is_set(used_index))
if ( (used_index != MAX_KEY) && old_used_keys.is_set(used_index))
{
table->key_read=1;
table->file->extra(HA_EXTRA_KEYREAD);