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Fix for BUG#11869: In Item_func_match::fix_index() handle the case when there is no

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source table present (this happens for ORDER BY after UNION)
This commit is contained in:
sergefp@mysql.com 2005-07-14 15:19:26 +00:00
parent e1273aec6d
commit 0b3db181bf
3 changed files with 158 additions and 0 deletions
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74
mysql-test/r/fulltext_order_by.result
View File

@ -86,3 +86,77 @@ a rel
1 1
2 2
drop table t1;
CREATE TABLE t1 (
id int(11) NOT NULL auto_increment,
thread int(11) NOT NULL default '0',
beitrag longtext NOT NULL,
PRIMARY KEY (id),
KEY thread (thread),
FULLTEXT KEY beitrag (beitrag)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 AUTO_INCREMENT=7923 ;
CREATE TABLE t2 (
id int(11) NOT NULL auto_increment,
text varchar(100) NOT NULL default '',
PRIMARY KEY (id),
KEY text (text)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 AUTO_INCREMENT=63 ;
CREATE TABLE t3 (
id int(11) NOT NULL auto_increment,
forum int(11) NOT NULL default '0',
betreff varchar(70) NOT NULL default '',
PRIMARY KEY (id),
KEY forum (forum),
FULLTEXT KEY betreff (betreff)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 AUTO_INCREMENT=996 ;
select a.text, b.id, b.betreff
from
t2 a inner join t3 b on a.id = b.forum inner join
t1 c on b.id = c.thread
where
match(b.betreff) against ('+abc' in boolean mode)
group by a.text, b.id, b.betreff
union
select a.text, b.id, b.betreff
from
t2 a inner join t3 b on a.id = b.forum inner join
t1 c on b.id = c.thread
where
match(c.beitrag) against ('+abc' in boolean mode)
group by
a.text, b.id, b.betreff
order by
match(b.betreff) against ('+abc' in boolean mode) desc;
ERROR 42S02: Unknown table 'b' in order clause
select a.text, b.id, b.betreff
from
t2 a inner join t3 b on a.id = b.forum inner join
t1 c on b.id = c.thread
where
match(b.betreff) against ('+abc' in boolean mode)
union
select a.text, b.id, b.betreff
from
t2 a inner join t3 b on a.id = b.forum inner join
t1 c on b.id = c.thread
where
match(c.beitrag) against ('+abc' in boolean mode)
order by
match(b.betreff) against ('+abc' in boolean mode) desc;
ERROR 42S02: Unknown table 'b' in order clause
select a.text, b.id, b.betreff
from
t2 a inner join t3 b on a.id = b.forum inner join
t1 c on b.id = c.thread
where
match(b.betreff) against ('+abc' in boolean mode)
union
select a.text, b.id, b.betreff
from
t2 a inner join t3 b on a.id = b.forum inner join
t1 c on b.id = c.thread
where
match(c.beitrag) against ('+abc' in boolean mode)
order by
match(betreff) against ('+abc' in boolean mode) desc;
text id betreff
drop table t1,t2,t3;

81
mysql-test/t/fulltext_order_by.test
View File

@ -54,3 +54,84 @@ SELECT a, MATCH (message) AGAINST ('t* f*' IN BOOLEAN MODE) as rel FROM t1;
SELECT a, MATCH (message) AGAINST ('t* f*' IN BOOLEAN MODE) as rel FROM t1 ORDER BY rel,a;
drop table t1;
# BUG#11869
CREATE TABLE t1 (
id int(11) NOT NULL auto_increment,
thread int(11) NOT NULL default '0',
beitrag longtext NOT NULL,
PRIMARY KEY (id),
KEY thread (thread),
FULLTEXT KEY beitrag (beitrag)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 AUTO_INCREMENT=7923 ;
CREATE TABLE t2 (
id int(11) NOT NULL auto_increment,
text varchar(100) NOT NULL default '',
PRIMARY KEY (id),
KEY text (text)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 AUTO_INCREMENT=63 ;
CREATE TABLE t3 (
id int(11) NOT NULL auto_increment,
forum int(11) NOT NULL default '0',
betreff varchar(70) NOT NULL default '',
PRIMARY KEY (id),
KEY forum (forum),
FULLTEXT KEY betreff (betreff)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 AUTO_INCREMENT=996 ;
--error 1109
select a.text, b.id, b.betreff
from
t2 a inner join t3 b on a.id = b.forum inner join
t1 c on b.id = c.thread
where
match(b.betreff) against ('+abc' in boolean mode)
group by a.text, b.id, b.betreff
union
select a.text, b.id, b.betreff
from
t2 a inner join t3 b on a.id = b.forum inner join
t1 c on b.id = c.thread
where
match(c.beitrag) against ('+abc' in boolean mode)
group by
a.text, b.id, b.betreff
order by
match(b.betreff) against ('+abc' in boolean mode) desc;
--error 1109
select a.text, b.id, b.betreff
from
t2 a inner join t3 b on a.id = b.forum inner join
t1 c on b.id = c.thread
where
match(b.betreff) against ('+abc' in boolean mode)
union
select a.text, b.id, b.betreff
from
t2 a inner join t3 b on a.id = b.forum inner join
t1 c on b.id = c.thread
where
match(c.beitrag) against ('+abc' in boolean mode)
order by
match(b.betreff) against ('+abc' in boolean mode) desc;
select a.text, b.id, b.betreff
from
t2 a inner join t3 b on a.id = b.forum inner join
t1 c on b.id = c.thread
where
match(b.betreff) against ('+abc' in boolean mode)
union
select a.text, b.id, b.betreff
from
t2 a inner join t3 b on a.id = b.forum inner join
t1 c on b.id = c.thread
where
match(c.beitrag) against ('+abc' in boolean mode)
order by
match(betreff) against ('+abc' in boolean mode) desc;
drop table t1,t2,t3;

3
sql/item_func.cc
View File

@ -3197,6 +3197,9 @@ bool Item_func_match::fix_index()
if (key == NO_SUCH_KEY)
return 0;
if (!table)
goto err;
for (keynr=0 ; keynr < table->keys ; keynr++)
{
if ((table->key_info[keynr].flags & HA_FULLTEXT) &&