Re: Help with a double left join
| От | Tom Lane |
|---|---|
| Тема | Re: Help with a double left join |
| Дата | |
| Msg-id | 3975.993222908@sss.pgh.pa.us обсуждение исходный текст |
| Ответ на | RE: Help with a double left join ("Ari Nepon" <anepon@verveinternet.com>) |
| Список | pgsql-sql |
"Ari Nepon" <anepon@verveinternet.com> writes:
> Thanks Alex. But it was too good to be true. Or, more likely, I did
> something else wrong.
clients.ID => client.ID, likely.
regression=# create table track(project int, client int);
CREATE
regression=# create table project(project_id int);
CREATE
regression=# create table client(ID int);
CREATE
regression=# select * from track LEFT JOIN project ON track.project=project.pro
ject_id
regression-# LEFT JOIN client ON track.client=clients.ID;
ERROR: Relation 'clients' does not exist
regression=# select * from track LEFT JOIN project ON track.project=project.pro
ject_id
regression-# LEFT JOIN client ON track.client=client.ID;project | client | project_id | id
---------+--------+------------+----
(0 rows)
regards, tom lane
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