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Fix for bug #1271: Undefined variable in PASSWORD() function is not

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handled correctly
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unknown
2003-10-21 15:14:06 +05:00
parent 14affe7e2f
commit 42de9a3ed9
3 changed files with 20 additions and 1 deletions
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10
mysql-test/r/func_crypt.result
View File

@@ -7,3 +7,13 @@ old_password('test') password('test')
select length(encrypt('test')), encrypt('test','aa');
length(encrypt('test')) encrypt('test','aa')
13 aaqPiZY5xR5l.
drop table if exists t1;
create table t1 (name varchar(50), pw varchar(16));
insert into t1 values ('tom', password('my_pass'));
set @pass='my_pass';
select name from t1 where name='tom' and pw=password(@pass);
name
tom
select name from t1 where name='tom' and pw=password(@undefined);
name
drop table t1;

9
mysql-test/t/func_crypt.test
View File

@@ -4,3 +4,12 @@ select length(encrypt('foo', 'ff')) <> 0;
--replace_result $1$aa$4OSUA5cjdx0RUQ08opV27/ aaqPiZY5xR5l.
select old_password('test'), password('test');
select length(encrypt('test')), encrypt('test','aa');
drop table if exists t1;
create table t1 (name varchar(50), pw varchar(16));
insert into t1 values ('tom', password('my_pass'));
set @pass='my_pass';
select name from t1 where name='tom' and pw=password(@pass);
select name from t1 where name='tom' and pw=password(@undefined);
drop table t1;

2
sql/item_func.cc
View File

@@ -2087,7 +2087,7 @@ void Item_func_get_user_var::fix_length_and_dec()
bool Item_func_get_user_var::const_item() const
{
return var_entry && current_thd->query_id != var_entry->update_query_id;
return (!var_entry || current_thd->query_id != var_entry->update_query_id);
}