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Fix for BUG#14272: Don't run index scan when we should use quick select.

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This could cause failures because there are table handlers (like federated)
that support quick select scanning but do not support index scanning.
 


mysql-test/t/disabled.def:
  Enabled federated testcase.
This commit is contained in:
unknown 2005-10-25 16:34:03 +04:00
parent 90573decba
commit 562bfb2d57
2 changed files with 2 additions and 3 deletions
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1
mysql-test/t/disabled.def
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@ -15,4 +15,3 @@ rpl_relayrotate : Unstable test case, bug#12429
rpl_until : Unstable test case, bug#12429
rpl_deadlock : Unstable test case, bug#12429
kill : Unstable test case, bug#9712
federated : Broken test case, bug#14272

4
sql/sql_update.cc
View File

@ -286,7 +286,7 @@ int mysql_update(THD *thd,
if (used_index < MAX_KEY && old_used_keys.is_set(used_index))
{
table->key_read=1;
table->file->extra(HA_EXTRA_KEYREAD); //todo: psergey: check
table->file->extra(HA_EXTRA_KEYREAD);
}
/* note: can actually avoid sorting below.. */
@ -334,7 +334,7 @@ int mysql_update(THD *thd,
/* If quick select is used, initialize it before retrieving rows. */
if (select && select->quick && select->quick->reset())
goto err;
if (used_index == MAX_KEY)
if (used_index == MAX_KEY || (select && select->quick))
init_read_record(&info,thd,table,select,0,1);
else
init_read_record_idx(&info, thd, table, 1, used_index);