Hi,

Another simple check:
How many thread do you use for update & select? In case your application is multi-threaded be sure that separate JDBC Connection is used for each thread. Ignite JDBC API is not thread safe.

Otherwise, please share the smallest reproducer / steps to reproduce.


On 27.11.2017 18:37, Denis Mekhanikov wrote:
Could you attach queries, that you are trying to execute and full error message?

Also make sure, that JDBC driver version is also 2.3

Denis

сб, 25 нояб. 2017 г. в 12:39, Lucky <[email protected] <mailto:[email protected]>>:

    Hi
        The ignite version is 2.3
    When I update something by cache.query(new SQLFieldsQuery(sql)),
    and then I execute query to get new records with jdbc thin mode,
    It's got an error:
    Caused by: java.lang.ClassCastException:
    org.apache.ignite.internal.processors.odbc.jdbc.JdbcQueryExecuteResult
    cannot be cast to
    org.apache.ignite.internal.processors.odbc.jdbc.JdbcQueryMetadataResult
    at
    
org.apache.ignite.internal.jdbc.thin.JdbcThinResultSet.meta(JdbcThinResultSet.java:1877)
    at
    
org.apache.ignite.internal.jdbc.thin.JdbcThinResultSet.getMetaData(JdbcThinResultSet.java:714)



    What's  suggestion?
    Thanks.



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Taras Ledkov
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