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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (IGNITE-9197) Java thin client querying empty table results in NoSuchElementException
Date Mon, 06 Aug 2018 16:26:00 GMT

    [ https://issues.apache.org/jira/browse/IGNITE-9197?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16570432#comment-16570432
] 

ASF GitHub Bot commented on IGNITE-9197:
----------------------------------------

GitHub user kukushal opened a pull request:

    https://github.com/apache/ignite/pull/4488

    IGNITE-9197 Java thin client querying empty table results in NoSuchElementException

    

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/gridgain/apache-ignite ignite-9197

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/ignite/pull/4488.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #4488
    
----
commit c07e904c8ac76daa5229fbb874c78b05378fe1e3
Author: Alexey Kukushkin <kukushal@...>
Date:   2018-08-06T16:23:05Z

    Initial revision

----


> Java thin client querying empty table results in NoSuchElementException
> -----------------------------------------------------------------------
>
>                 Key: IGNITE-9197
>                 URL: https://issues.apache.org/jira/browse/IGNITE-9197
>             Project: Ignite
>          Issue Type: Bug
>          Components: thin client
>    Affects Versions: 2.6
>            Reporter: Alexey Kukushkin
>            Assignee: Alexey Kukushkin
>            Priority: Critical
>             Fix For: 2.7
>
>
> +*Reproducer*+
> {code:java}
> @Test
> public void testGettingEmptyResultWhenQueryingEmptyTable() throws Exception {
>     try (Ignite ignored = Ignition.start(Config.getServerConfiguration());
>          IgniteClient client = Ignition.startClient(new ClientConfiguration().setAddresses(Config.SERVER))
>     ) {
>         final String TBL = "Person";
>         client.query(
>             new SqlFieldsQuery("CREATE TABLE IF NOT EXISTS " + TBL + " (id INT PRIMARY
KEY, name VARCHAR)")
>         ).getAll();
>         List<List<?>> res = client.query(new SqlFieldsQuery("SELECT * FROM
" + TBL)).getAll();
>         assertNotNull(res);
>         assertEquals(0, res.size());
>     }
> }
> {code}
> *Expected*
> The test above should pass
> *Actual*
> java.util.NoSuchElementException
>  at java.util.ArrayList$Itr.next(ArrayList.java:862)
>  at org.apache.ignite.internal.client.thin.ClientQueryCursor$1.next(ClientQueryCursor.java:87)
>  at org.apache.ignite.internal.client.thin.ClientQueryCursor.getAll(ClientQueryCursor.java:45)
>  at org.apache.ignite.client.FunctionalQueryTest.testGettingEmptyResultWhenQueryingEmptyTable(FunctionalQueryTest.java:171)
>  



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