mirror/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-01-17 20:42:30 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

Merge bk-internal:/home/bk/mysql-5.0

Browse source 
into  mysql.com:/home/jimw/my/mysql-5.0-clean
This commit is contained in:
unknown 2005-12-06 18:15:18 -08:00
commit 4b9a7c7c7a
3 changed files with 81 additions and 23 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

23
mysql-test/r/type_binary.result
View file

@ -114,3 +114,26 @@ drop table t1;
select hex(cast(0x10 as binary(2)));
hex(cast(0x10 as binary(2)))
1000
create table t1 (b binary(2), vb varbinary(2));
insert into t1 values(0x4120, 0x4120);
insert into t1 values(0x412020, 0x412020);
Warnings:
Warning 1265 Data truncated for column 'b' at row 1
Warning 1265 Data truncated for column 'vb' at row 1
drop table t1;
create table t1 (c char(2), vc varchar(2));
insert into t1 values(0x4120, 0x4120);
insert into t1 values(0x412020, 0x412020);
Warnings:
Note 1265 Data truncated for column 'vc' at row 1
drop table t1;
set @old_sql_mode= @@sql_mode, sql_mode= 'traditional';
create table t1 (b binary(2), vb varbinary(2));
insert into t1 values(0x4120, 0x4120);
insert into t1 values(0x412020, NULL);
ERROR 22001: Data too long for column 'b' at row 1
insert into t1 values(NULL, 0x412020);
ERROR 22001: Data too long for column 'vb' at row 1
drop table t1;
set @@sql_mode= @old_sql_mode;
End of 5.0 tests

24
mysql-test/t/type_binary.test
View file

@ -68,3 +68,27 @@ drop table t1;
# check that cast appends trailing zeros
select hex(cast(0x10 as binary(2)));
#
# Bug #14299: BINARY space truncation should cause warning or error
#
create table t1 (b binary(2), vb varbinary(2));
insert into t1 values(0x4120, 0x4120);
insert into t1 values(0x412020, 0x412020);
drop table t1;
create table t1 (c char(2), vc varchar(2));
insert into t1 values(0x4120, 0x4120);
insert into t1 values(0x412020, 0x412020);
drop table t1;
set @old_sql_mode= @@sql_mode, sql_mode= 'traditional';
create table t1 (b binary(2), vb varbinary(2));
insert into t1 values(0x4120, 0x4120);
--error ER_DATA_TOO_LONG
insert into t1 values(0x412020, NULL);
--error ER_DATA_TOO_LONG
insert into t1 values(NULL, 0x412020);
drop table t1;
set @@sql_mode= @old_sql_mode;
--echo End of 5.0 tests

57
sql/field.cc
View file

@ -5855,44 +5855,52 @@ int Field_string::store(const char *from,uint length,CHARSET_INFO *cs)
char buff[STRING_BUFFER_USUAL_SIZE];
String tmpstr(buff,sizeof(buff), &my_charset_bin);
uint copy_length;
/* See the comment for Field_long::store(long long) */
DBUG_ASSERT(table->in_use == current_thd);
/* Convert character set if necessary */
if (String::needs_conversion(length, cs, field_charset, &not_used))
{
{
uint conv_errors;
tmpstr.copy(from, length, cs, field_charset, &conv_errors);
from= tmpstr.ptr();
length= tmpstr.length();
length= tmpstr.length();
if (conv_errors)
error= 2;
}
/*
Make sure we don't break a multibyte sequence
as well as don't copy a malformed data.
*/
/* Make sure we don't break a multibyte sequence or copy malformed data. */
copy_length= field_charset->cset->well_formed_len(field_charset,
from,from+length,
field_length/
field_charset->mbmaxlen,
&well_formed_error);
memcpy(ptr,from,copy_length);
if (copy_length < field_length) // Append spaces if shorter
/* Append spaces if the string was shorter than the field. */
if (copy_length < field_length)
field_charset->cset->fill(field_charset,ptr+copy_length,
field_length-copy_length,
field_length-copy_length,
field_charset->pad_char);
/*
Check if we lost any important data (anything in a binary string,
or any non-space in others).
*/
if ((copy_length < length) && table->in_use->count_cuted_fields)
{ // Check if we loosed some info
const char *end=from+length;
from+= copy_length;
from+= field_charset->cset->scan(field_charset, from, end,
MY_SEQ_SPACES);
if (from != end)
{
if (binary())
error= 2;
else
{
const char *end=from+length;
from+= copy_length;
from+= field_charset->cset->scan(field_charset, from, end,
MY_SEQ_SPACES);
if (from != end)
error= 2;
}
}
if (error)
{
@ -6271,12 +6279,15 @@ int Field_varstring::store(const char *from,uint length,CHARSET_INFO *cs)
if ((copy_length < length) && table->in_use->count_cuted_fields &&
!error_code)
{
const char *end= from + length;
from+= copy_length;
from+= field_charset->cset->scan(field_charset, from, end, MY_SEQ_SPACES);
/* If we lost only spaces then produce a NOTE, not a WARNING */
if (from == end)
level= MYSQL_ERROR::WARN_LEVEL_NOTE;
if (!binary())
{
const char *end= from + length;
from+= copy_length;
from+= field_charset->cset->scan(field_charset, from, end, MY_SEQ_SPACES);
/* If we lost only spaces then produce a NOTE, not a WARNING */
if (from == end)
level= MYSQL_ERROR::WARN_LEVEL_NOTE;
}
error_code= WARN_DATA_TRUNCATED;
}
if (error_code)