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https://issues.apache.org/jira/browse/IGNITE-2663?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15196217#comment-15196217
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Igor Sapego commented on IGNITE-2663:
-------------------------------------

There is version check: 
modules/core/src/main/java/org/apache/ignite/internal/processors/odbc/OdbcMessageParser.java:85
Though I agree that we need to make sure to disconnect when this check has 
failed.

> ODBC: Add protocol version to protocol packet header.
> -----------------------------------------------------
>
>                 Key: IGNITE-2663
>                 URL: https://issues.apache.org/jira/browse/IGNITE-2663
>             Project: Ignite
>          Issue Type: Sub-task
>          Components: odbc
>    Affects Versions: 1.5.0.final
>            Reporter: Igor Sapego
>            Assignee: Igor Sapego
>             Fix For: 1.6
>
>
> Currently, there is no way for server to find out that ODBC driver uses 
> incompatible protocol version. Consider adding {{protocolVersion}} field to 
> ODBC protocol message header.



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