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https://issues.apache.org/jira/browse/IGNITE-9114?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16571143#comment-16571143
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Maxim Muzafarov commented on IGNITE-9114:
-----------------------------------------
Hello [~vozerov],
.NET examples began to fall due to these changes.
I've created issue for investigating it --
[IGNITE-9202|https://issues.apache.org/jira/browse/IGNITE-9202]
{code:java|title=GridReduceQueryExecutor.java\:577}
throw new CacheException("Failed to map SQL query to topology.");
{code}
> Fail fast in
> org.apache.ignite.internal.processors.query.h2.twostep.GridReduceQueryExecutor#query
> -------------------------------------------------------------------------------------------------
>
> Key: IGNITE-9114
> URL: https://issues.apache.org/jira/browse/IGNITE-9114
> Project: Ignite
> Issue Type: Bug
> Components: sql
> Affects Versions: 2.5
> Reporter: Andrew Medvedev
> Assignee: Vladimir Ozerov
> Priority: Major
> Fix For: 2.7
>
>
> org.apache.ignite.internal.processors.query.h2.twostep.GridReduceQueryExecutor#query
> has infinite loop with exit condition on success, thus failure to make
> reservation on partition can "hang" query. Exception should be thrown and
> method should return if cycle does not succeed in reasonable time.
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