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bug#3681 - order by, distinct, refer to aliased field by name

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check for field_name (not only for name) in find_item_in_list, to be compatible with item->eq() that is done later


mysql-test/r/order_by.result:
  bug#3681 - order by, distinct, refer to aliased field by name
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unknown
2004-05-17 11:04:12 +02:00
parent 36bce25112
commit 484f6cb3b4
2 changed files with 5 additions and 3 deletions
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4
mysql-test/r/order_by.result
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@@ -89,10 +89,10 @@ create table t1 ( pk int primary key, name varchar(255) not null, number v
insert into t1 values (1, 'Gamma', '123'), (2, 'Gamma Ext', '123a'), (3, 'Alpha', '001'), (4, 'Beta', '200c');
select distinct t1.name as 'Building Name',t1.number as 'Building Number' from t1 order by t1.name asc;
Building Name Building Number
Gamma 123
Gamma Ext 123a
Alpha 001
Beta 200c
Gamma 123
Gamma Ext 123a
drop table t1;
create table t1 (id int not null,col1 int not null,col2 int not null,index(col1));
insert into t1 values(1,2,2),(2,2,1),(3,1,2),(4,1,1),(5,1,4),(6,2,3),(7,3,1),(8,2,4);

4
sql/sql_base.cc
View File

@@ -2103,7 +2103,9 @@ find_item_in_list(Item *find, List<Item> &items, uint *counter,
=> we have to check presence of name before compare
*/
if (item_field->name &&
!my_strcasecmp(system_charset_info, item_field->name, field_name))
(!my_strcasecmp(system_charset_info, item_field->name, field_name) ||
!my_strcasecmp(system_charset_info,
item_field->field_name, field_name)))
{
if (!table_name)
{