Details
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Bug
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    Status: Closed (View Workflow)
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Major
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    Resolution: Fixed
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    None
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    None
 
Description
Since https://jira.mariadb.org/browse/MDEV-21921 mariadb expect in session_track_system_variables to have transaction_isolation, not tx_isolation anymore. 
Then connection.getTransactionIsolationLevel() returns wrong state.