[jira] Updated: (DERBY-4380) Subqueries not allowed in ON clause

["Knut Anders Hatlen (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/DERBY-4380?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Knut Anders Hatlen updated DERBY-4380:
--------------------------------------

    Attachment: releaseNote.html

Attaching release note.

> Subqueries not allowed in ON clause
> -----------------------------------
>
>                 Key: DERBY-4380
>                 URL: https://issues.apache.org/jira/browse/DERBY-4380
>             Project: Derby
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 10.5.3.0
>            Reporter: Bernt M. Johnsen
>            Assignee: Knut Anders Hatlen
>             Fix For: 10.6.0.0
>
>         Attachments: on_subquery.diff, on_subquery_v2.diff, on_subquery_v2.stat, releaseNote.html, remove_translations.diff
>
>
> SOME is not allowed in ON-clause:
> ij> create table t1 (i integer);
> 0 rows inserted/updated/deleted
> ij> create table t2 (i integer);
> 0 rows inserted/updated/deleted
> ij> create table t3 (i integer);
> 0 rows inserted/updated/deleted
> ij> insert into t1 values (1);
> 1 row inserted/updated/deleted
> ij> insert into t2 values (2);
> 1 row inserted/updated/deleted
> ij> insert into t3 values 2,3,4;
> 3 rows inserted/updated/deleted
> ij> select * from t1 where t1.i = some (select i from t3);
> I          
> -----------
> 0 rows selected
> ij> select * from t1 inner join t2 on  t1.i = some (select i from t3);
> ERROR 42972: An ON clause associated with a JOIN operator is not valid.
> ij> 

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