luoyuxia created FLINK-27376:
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Summary: Hive dialect supports "select current_database()"
Key: FLINK-27376
URL: https://issues.apache.org/jira/browse/FLINK-27376
Project: Flink
Issue Type: Sub-task
Reporter: luoyuxia
Hive supports select current database using the following sql:
{code:java}
select current_database() {code}
It'll involve Hive's 'GenericUDFCurrentDatabase'in run time, in this udf, it
will try to call '
SessionState.get().getCurrentDatabase()', but we has closed the SessionState
before excuting.
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