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Fix for bug#10732: Set SQL_MODE to NULL gives garbled error message

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generate proper error message if we use SET ... = NULL for 'set'
  variables
This commit is contained in:
unknown 2005-06-09 14:39:29 +05:00
parent 897b3c50e8
commit f160958770
3 changed files with 10 additions and 0 deletions
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2
mysql-test/r/sql_mode.result
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@ -138,3 +138,5 @@ t1 CREATE TABLE `t1` (
`min_num` decimal(7,6) default '0.000001'
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1 ;
set @@SQL_MODE=NULL;
ERROR 42000: Variable 'sql_mode' can't be set to the value of 'NULL'

5
mysql-test/t/sql_mode.test
View File

@ -80,3 +80,8 @@ create table t1 ( min_num dec(6,6) default .000001);
show create table t1;
drop table t1 ;
#
# Bug #10732: Set SQL_MODE to NULL gives garbled error message
#
--error 1231
set @@SQL_MODE=NULL;

3
sql/set_var.cc
View File

@ -1515,7 +1515,10 @@ bool sys_var::check_set(THD *thd, set_var *var, TYPELIB *enum_names)
if (var->value->result_type() == STRING_RESULT)
{
if (!(res= var->value->val_str(&str)))
{
strmake(buff, "NULL", 4);
goto err;
}
var->save_result.ulong_value= ((ulong)
find_set(enum_names, res->c_ptr(),
res->length(),