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Merge gkodinov@bk-internal.mysql.com:/home/bk/mysql-5.0-opt

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into  rakia.(none):/home/kgeorge/mysql/autopush/B16712-5.0-opt


sql/item_sum.cc:
  Auto merged
sql/sql_select.cc:
  Auto merged
This commit is contained in:
unknown
2006-07-25 11:56:22 +03:00
parent 800b160031 4e7121c07b
commit bc6fd749b7
4 changed files with 46 additions and 3 deletions
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13
mysql-test/r/func_gconcat.result
View File

@ -641,3 +641,16 @@ select charset(group_concat(c1 order by c2)) from t1;
charset(group_concat(c1 order by c2))
latin1
drop table t1;
CREATE TABLE t1 (a INT(10), b LONGTEXT, PRIMARY KEY (a));
SET GROUP_CONCAT_MAX_LEN = 20000000;
INSERT INTO t1 VALUES (1,REPEAT(CONCAT('A',CAST(CHAR(0) AS BINARY),'B'), 40000));
INSERT INTO t1 SELECT a + 1, b FROM t1;
SELECT a, CHAR_LENGTH(b) FROM t1;
a CHAR_LENGTH(b)
1 120000
2 120000
SELECT CHAR_LENGTH( GROUP_CONCAT(b) ) FROM t1;
CHAR_LENGTH( GROUP_CONCAT(b) )
240001
SET GROUP_CONCAT_MAX_LEN = 1024;
DROP TABLE t1;

14
mysql-test/t/func_gconcat.test
View File

@ -433,3 +433,17 @@ create table t1 (c1 varchar(10), c2 int);
select charset(group_concat(c1 order by c2)) from t1;
drop table t1;
#
# Bug #16712: group_concat returns odd string instead of intended result
#
CREATE TABLE t1 (a INT(10), b LONGTEXT, PRIMARY KEY (a));
SET GROUP_CONCAT_MAX_LEN = 20000000;
INSERT INTO t1 VALUES (1,REPEAT(CONCAT('A',CAST(CHAR(0) AS BINARY),'B'), 40000));
INSERT INTO t1 SELECT a + 1, b FROM t1;
SELECT a, CHAR_LENGTH(b) FROM t1;
SELECT CHAR_LENGTH( GROUP_CONCAT(b) ) FROM t1;
SET GROUP_CONCAT_MAX_LEN = 1024;
DROP TABLE t1;