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truncating REPLACE result bug fix

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hf@deer.mysql.r18.ru
2003-03-30 18:36:01 +05:00
parent 9aeb60210f
commit deca14ebde
3 changed files with 6 additions and 2 deletions
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3
mysql-test/r/func_str.result
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@ -225,6 +225,9 @@ CONCAT('"',CONCAT_WS('";"',title,prio,category,program,bugstatus,submitter), '"'
SELECT CONCAT_WS('";"',title,prio,category,program,bugdesc,created,modified,bugstatus,submitter) FROM t1; SELECT CONCAT_WS('";"',title,prio,category,program,bugdesc,created,modified,bugstatus,submitter) FROM t1;
CONCAT_WS('";"',title,prio,category,program,bugdesc,created,modified,bugstatus,submitter) CONCAT_WS('";"',title,prio,category,program,bugdesc,created,modified,bugstatus,submitter)
Link";"1";"1";"1";"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";"2001-02-28 08:40:16";"20010228084016";"0";"4 Link";"1";"1";"1";"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";"2001-02-28 08:40:16";"20010228084016";"0";"4
SELECT bugdesc, REPLACE(bugdesc, 'xxxxxxxxxxxxxxxxxxxx', 'bbbbbbbbbbbbbbbbbbbb') from t1 group by bugdesc;
bugdesc REPLACE(bugdesc, 'xxxxxxxxxxxxxxxxxxxx', 'bbbbbbbbbbbbbbbbbbbb')
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
drop table t1; drop table t1;
CREATE TABLE t1 (id int(11) NOT NULL auto_increment, tmp text NOT NULL, KEY id (id)) TYPE=MyISAM; CREATE TABLE t1 (id int(11) NOT NULL auto_increment, tmp text NOT NULL, KEY id (id)) TYPE=MyISAM;
INSERT INTO t1 VALUES (1, 'a545f661efdd1fb66fdee3aab79945bf'); INSERT INTO t1 VALUES (1, 'a545f661efdd1fb66fdee3aab79945bf');

1
mysql-test/t/func_str.test
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@ -114,6 +114,7 @@ INSERT INTO t1 VALUES (1,'Link',1,1,1,'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
SELECT CONCAT('"',CONCAT_WS('";"',title,prio,category,program,bugdesc,created,modified,bugstatus,submitter), '"') FROM t1; SELECT CONCAT('"',CONCAT_WS('";"',title,prio,category,program,bugdesc,created,modified,bugstatus,submitter), '"') FROM t1;
SELECT CONCAT('"',CONCAT_WS('";"',title,prio,category,program,bugstatus,submitter), '"') FROM t1; SELECT CONCAT('"',CONCAT_WS('";"',title,prio,category,program,bugstatus,submitter), '"') FROM t1;
SELECT CONCAT_WS('";"',title,prio,category,program,bugdesc,created,modified,bugstatus,submitter) FROM t1; SELECT CONCAT_WS('";"',title,prio,category,program,bugdesc,created,modified,bugstatus,submitter) FROM t1;
SELECT bugdesc, REPLACE(bugdesc, 'xxxxxxxxxxxxxxxxxxxx', 'bbbbbbbbbbbbbbbbbbbb') from t1 group by bugdesc;
drop table t1; drop table t1;
# #

4
sql/item_strfunc.cc
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@ -780,8 +780,8 @@ void Item_func_replace::fix_length_and_dec()
int diff=(int) (args[2]->max_length - args[1]->max_length); int diff=(int) (args[2]->max_length - args[1]->max_length);
if (diff > 0 && args[1]->max_length) if (diff > 0 && args[1]->max_length)
{ // Calculate of maxreplaces { // Calculate of maxreplaces
max_length= max_length/args[1]->max_length; uint max_substrs= max_length/args[1]->max_length;
max_length= (max_length+1)*(uint) diff; max_length+= max_substrs * (uint)diff;
} }
if (max_length > MAX_BLOB_WIDTH) if (max_length > MAX_BLOB_WIDTH)
{ {