Commit 02819411 authored by unknown's avatar unknown

Bug#5081: UCS2 fields are filled with '0x2020' after extending field length

parent f9b8ffc2
No related merge requests found
......@@ -470,3 +470,13 @@ select s1 from t1 where s1 > 'a' order by s1;
s1
b
c
drop table t1;
create table t1(a char(1)) default charset = ucs2;
insert into t1 values ('a'),('b'),('c');
alter table t1 modify a char(5);
select a, hex(a) from t1;
a hex(a)
a 0061
b 0062
c 0063
drop table t1;
......@@ -303,4 +303,15 @@ DROP TABLE t1;
create table t1 (s1 char character set `ucs2` collate `ucs2_czech_ci`);
insert into t1 values ('0'),('1'),('2'),('a'),('b'),('c');
select s1 from t1 where s1 > 'a' order by s1;
drop table t1;
#
# Bug #5081 : UCS2 fields are filled with '0x2020'
# after extending field length
#
create table t1(a char(1)) default charset = ucs2;
insert into t1 values ('a'),('b'),('c');
alter table t1 modify a char(5);
select a, hex(a) from t1;
drop table t1;
......@@ -340,8 +340,10 @@ static void do_cut_string(Copy_field *copy)
static void do_expand_string(Copy_field *copy)
{
CHARSET_INFO *cs= copy->from_field->charset();
memcpy(copy->to_ptr,copy->from_ptr,copy->from_length);
bfill(copy->to_ptr+copy->from_length,copy->to_length-copy->from_length,' ');
cs->cset->fill(cs, copy->to_ptr+copy->from_length,
copy->to_length-copy->from_length, ' ');
}
static void do_varstring(Copy_field *copy)
......
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