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https://issues.apache.org/jira/browse/IGNITE-6853?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16255191#comment-16255191
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Mikhail Cherkasov commented on IGNITE-6853:
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link to ul thread:
http://apache-ignite-users.70518.x6.nabble.com/Ignite-cassandra-module-issue-tt13808.html
> Cassandra cache store does not clean prepared statements cache when remove
> old cassandra session
> ------------------------------------------------------------------------------------------------
>
> Key: IGNITE-6853
> URL: https://issues.apache.org/jira/browse/IGNITE-6853
> Project: Ignite
> Issue Type: Bug
> Security Level: Public(Viewable by anyone)
> Components: cassandra
> Affects Versions: 2.3
> Reporter: Mikhail Cherkasov
> Assignee: Mikhail Cherkasov
> Fix For: 2.4
>
>
> Cassandra cache store does not clean prepared statements cache when remove
> old cassandra session which can lead to:
> Prepared
> statement cluster error detected, refreshing Cassandra session
> com.datastax.driver.core.exceptions.InvalidQueryException: Tried to execute
> unknown prepared query : 0xcad5832309a512feeb602eec67408130. You may have
> used a PreparedStatement that was created with another Cluster instance.
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