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Merge from 5.3

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This commit is contained in:
Alexander Barkov
2014-04-21 14:22:18 +04:00
parent f5b73fe3f1 213f10363e
commit 31c82360e4
3 changed files with 61 additions and 2 deletions
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29
mysql-test/r/func_str.result
View File

@ -2659,6 +2659,35 @@ NULL NULL
8 8
drop table t1; drop table t1;
End of 5.1 tests End of 5.1 tests
#
# Start of 5.3 tests
#
#
# Bug#11829861: SUBSTRING_INDEX() RESULTS IN MISSING CHARACTERS WHEN USED
# INSIDE LOWER()
#
SET @user_at_host = 'root@mytinyhost-PC.local';
SELECT LOWER(SUBSTRING_INDEX(@user_at_host, '@', -1));
LOWER(SUBSTRING_INDEX(@user_at_host, '@', -1))
mytinyhost-pc.local
# End of test BUG#11829861
#
# Bug#42404: SUBSTRING_INDEX() RESULTS ARE INCONSISTENT
#
CREATE TABLE t (i INT NOT NULL, c CHAR(255) NOT NULL);
INSERT INTO t VALUES (0,'.www.mysql.com'),(1,'.wwwmysqlcom');
SELECT i, SUBSTRING_INDEX(c, '.', -2) FROM t WHERE i = 1;
i SUBSTRING_INDEX(c, '.', -2)
1 .wwwmysqlcom
SELECT i, SUBSTRING_INDEX(c, '.', -2) FROM t;
i SUBSTRING_INDEX(c, '.', -2)
0 mysql.com
1 .wwwmysqlcom
DROP TABLE t;
# End of test BUG#42404
#
# End of 5.3 tests
#
Start of 5.4 tests Start of 5.4 tests
SELECT format(12345678901234567890.123, 3); SELECT format(12345678901234567890.123, 3);
format(12345678901234567890.123, 3) format(12345678901234567890.123, 3)

28
mysql-test/t/func_str.test
View File

@ -1409,6 +1409,34 @@ drop table t1;
--echo End of 5.1 tests --echo End of 5.1 tests
--echo #
--echo # Start of 5.3 tests
--echo #
--echo #
--echo # Bug#11829861: SUBSTRING_INDEX() RESULTS IN MISSING CHARACTERS WHEN USED
--echo # INSIDE LOWER()
--echo #
SET @user_at_host = 'root@mytinyhost-PC.local';
SELECT LOWER(SUBSTRING_INDEX(@user_at_host, '@', -1));
--echo # End of test BUG#11829861
--echo #
--echo # Bug#42404: SUBSTRING_INDEX() RESULTS ARE INCONSISTENT
--echo #
CREATE TABLE t (i INT NOT NULL, c CHAR(255) NOT NULL);
INSERT INTO t VALUES (0,'.www.mysql.com'),(1,'.wwwmysqlcom');
SELECT i, SUBSTRING_INDEX(c, '.', -2) FROM t WHERE i = 1;
SELECT i, SUBSTRING_INDEX(c, '.', -2) FROM t;
DROP TABLE t;
--echo # End of test BUG#42404
--echo #
--echo # End of 5.3 tests
--echo #
--echo Start of 5.4 tests --echo Start of 5.4 tests
# #
# WL#4584 Internationalized number format # WL#4584 Internationalized number format

6
sql/item_strfunc.cc
View File

@ -1265,7 +1265,7 @@ String *Item_str_conv::val_str(String *str)
if (multiply == 1) if (multiply == 1)
{ {
uint len; uint len;
res= copy_if_not_alloced(str,res,res->length()); res= copy_if_not_alloced(&tmp_value, res, res->length());
len= converter(collation.collation, (char*) res->ptr(), res->length(), len= converter(collation.collation, (char*) res->ptr(), res->length(),
(char*) res->ptr(), res->length()); (char*) res->ptr(), res->length());
DBUG_ASSERT(len <= res->length()); DBUG_ASSERT(len <= res->length());
@ -1471,8 +1471,10 @@ void Item_func_substr_index::fix_length_and_dec()
String *Item_func_substr_index::val_str(String *str) String *Item_func_substr_index::val_str(String *str)
{ {
DBUG_ASSERT(fixed == 1); DBUG_ASSERT(fixed == 1);
char buff[MAX_FIELD_WIDTH];
String tmp(buff,sizeof(buff),system_charset_info);
String *res= args[0]->val_str(str); String *res= args[0]->val_str(str);
String *delimiter= args[1]->val_str(&tmp_value); String *delimiter= args[1]->val_str(&tmp);
int32 count= (int32) args[2]->val_int(); int32 count= (int32) args[2]->val_int();
uint offset; uint offset;